GROUP 2 ELECTRICAL CIRCUIT

CIRCUIT(1/2, CLUSTER TYPE 1)

AC COMP RY
CS-74A
R/DRYER 5R 146 146 5R

CS-74
1

85

86
WASHER PUMP 145 5W 143 5R

Pa
2

87a 87

30

M
POWER 138 2WR
MASTER SW CABIN LAMP

CN-29

CN-22
FUSE BOX

DO-5
87a
CN-95

CR-7

2
30

1
2
86

85
87

85
2
MASTER SW

1
5W 145

86
85

10
2

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31
86

87a 87

30
5W 144

87a 87
1

30

30A

10A

30A

30A

20A

10A

10A

10A

20A

20A

10A

10A

10A

20A

30A

30A

10A

20A

30A

30A

10A

20A

10A

20A

20A

20A

20A

20A

10A

20A

10A
0.8GrW

0.8GrW
0.8V
148A 0.8L
148E 0.8L

0.8V
0.8
0.8

0.8V
FUSIBLE LINK

0.8

CR-35

87a
30
86

85
87
143

ROOM LAMP/CASSETTE
87a
5R

CR-9
30
86

85
87
2

CABIN LAMP(OPTION)
5R 142 BATTERY

149
150

39E
13A
149
NO. DESTINATION CN-11 1

39A

0.8WOr
60

OPTION(BEACON)
AIR CON/HEATER
13
2B 129 CN-60

2WR

SWITCH PANEL
0.8B
1 AC GND 1 FUEL HEATER

0.8Gr

2W

FUEL HEATER
60B

CS-74B
60R

0.8R

AC& HEATER
1

START,STOP
2

SAFETY SOL

TRAVEL SOL
FUEL PUMP

CONVERTER
WORK LAMP

SOLENOIDE
2 BLOWER SIG.

MCU CONT.
FUEL HEATER

HEAD LAMP
2R
2

2V

START KEY

MCU EPPR

CASSETTE
IG POWER

PRE-HEAT
CLUSTER
2L 148

CLUSTER

FUEL P/P
138

85
3 AC 24V

86
3

G3

OPTION

M
24
34

WIPER

SPARE
140

WIPER

CIGAR
140A

HORN
CN-36
21
30
2W
2W

87a 87
4 REVERSE FAN CR-1

30
4

MCU
12V X 2

ALT
3Y 147

CN-96
5 AC CONTROLLER B+ 5 G23 1.2B

2
1
0.8 150

CR-46

87a
6 AC COMP 6 141 1.2G

CN-61
TO:STARTER "B" TERM.

30
86

85
87

1
2
7 AC CONDENSOR FAN 7

2Br
39 0.8GrW

104 1.2ROr

2B
0.8RW

79 1.2RW

32 0.8RW
10E

78 1.2R
25 0.8Y
0.8ROr

0.8Gr

18 1.2Or
16 1.2Gr

47 1.2Or
50 1.2Br

20 1.2Br
24 2W

23 2W

130 2RW
8 ILLUMINATION

12 0.8R

86 1.2R
147 3Y

17 1.2V

124 0.8V

134 1.2V
8

132 0.8L
BATT RY

26 0.8
26 0.8

131 1.2
140 2R

126 2Y
87 2L

148 2L

G31
0.8V
AIR-CON

2B
2Y
0.8L

133
2Br
2L
DO-3
141E 0.8G

6
5
2

87A
133
122
0.8B 4

87
G24 0.8B

G21
126
1

CN-5
0.8Y 1
1 CLUSTER TX 1
0.8L 2
2 CLUSTER RX 2
SH 3G CD-43
3 SHIELD 3 1.2ROr 2A
0.8B 4 SUPPLY A

PRESS
4 CLUSTER GND 4 1.2L 1
0.8Gr 5 SIG B
5 CLUSTER IG 5 1.2BW 4A

P2
0.8RW 6 RETURN C
6 CLUSTER BATT.24V 6
CD-42 CD-44
7 ECONO SW COM 7 1.2ROr 2 80H 1.2ROr
SUPPLY A A SUPPLY

PRESS
8 ECONO SW NO 8 1.2G 3 91 1.2LW
0.8BW 82 SIG B B SIG

P1
9 P DUMP(SERVICE CONN.) 9 1.2BW 4 81H 1.2BW
0.8Br 7 RETURN C C RETURN
10 QUICK COUPLER SW NO 10 A3
0.8Br 7
11 OVERLOAD SW COM 11
0.8ROr 00
12 OVERLOAD SW NO 12
0.8ROr 10A
13 ILLUMINATION 13 CD-18
0.8W 11
14 HOUR METER SIG. 14
0.8G 74 1 1.2GrW Pa
15 RS232 RX(SERVICE CONN.) 15
0.8R 73
16 RS232 TX(SERVICE CONN.) 16
0.8B 3F ENG OIL PS
17 GND(SERVICE CONN) 17
0.8R 12
18 WIPER CONT BATT.24V 18
0.8V 13
19 WIPER CONT WASHER P/P DRIVE 19
0.8V 51 CN-28
20 CAN Hi(SERVICE CONN) 20 2 1.2VW
0.8G 52 1
21 CAN Lo(SERVICE CONN) 21
SH 53
22 CAN SHIELD 22
0.8 00
23 CAMERA 2 23 AC COMP
0.8GrW 39
24 WIPER IG 24 CN-2
1.2ROr 104 46 0.8Y 1.2GrW 1
25 OPTION SW 25 1
1.2B 15 2
26 HEAT SEAT GND 26
1.2Gr 16 60 0.8V 1.2VW 2
27 CIGAR LIGHTER IG 3
27
00 0.8 1.2 00 CD-19
1.2V 17
28 DC-DC CONVERTER 24V 28 4
1.2Or 18 86E 0.8 1.2LW 5 16 YOr Pa
29 SPARE SW COM(IG) 29 5
1.2B 19A 00 0.8 1.2 00
30 GND 30 19 2B 6
1.2B 19E 00 0.8 1.2 00 OIL FILTER SW
31 GND 31 7
64 2W 2W 4
32 NC 32 8 CN-75
1.2Br 20 56 Or 1.2Or 6 6 1.2Or
33 BEACON SW COM(IG) 33 9 2
1.2V 21A 21 2V 75 Br 1.2Br 7 7 1.2Br
34 CABIN LIGHT 34 10 1
0.8BOr 22 8 Y 1.2Y 8
35 START KEY SW START 35 11 EPPR VLV
1.2W 23 9 L 1.2L 9
36 START KEY SW COM 36 12
00 0.8 1.2 00 CD-17
37 CAMERA 3 37 13 8 1.2Y
0.8V 21E 68 2B 2 m
38 CABIN LIGHT 38 14 9 1.2L rp
00 0.8 1.2 00 1
39 REVERSE FAN AUTO 39 15
TACHO SENSOR
40 REVERSE FAN MANUAL 40
0.8BrW 77 ENGINE HARNESS REAR
41 RS232 RX2(GPS) 41
0.8GrW 76
42 RS232 TX2(GPS) 42
CR-23 CN-45
43 NC 43 CN-3
68A 0.8B 1.2 10 10 B M
44 NC 44
64E 0.8
1
1.2 11 11 Gr
1
2
M
45 NC 45 2
0.8Y 25 66 0.8W 1.2 12
46 CASSETTE RADIO BATT.24V 46 3
0.8V 26 67 0.8Y 1.2 13 START RY B+
47 CASSETTE RADIO IG 47 4 FROM BATT.RY
0.8B 27 81A 0.8 1.2 14 STARTER
48 CASSETTE RADIO GND 48 5
0.8BrW 28 43 0.8 1.2 15
49 SWITCH PANEL HEAD LIGHT 49 6
0.8VW 29 43 0.8 1.2 15 CN-74
50 SWITCH PANEL WORK LIGHT 50 7 10 15R
0.8 84 B+ G
51 CAMERA GND 51 8
52 CAMERA SIG. 52
0.8 84 43 0.8
9
0.8 15
3 WOr 3 ~
0.8 84 43 0.8 0.8 15 1 I
53 CAMERA SHIELD 53 10 9 R U
0.8 84 43 0.8 0.8 15 2 R
54 SWITCH PANEL PREHEAT 54 11
0.8Gr 30 43 SH SH 15 ALTERNATOR
55 SWITCH PANEL CABIN LAMP 55 12
0.8RW 32
56 SWITCH PANEL TRAVEL ALARM 56
0.8RW 32
CR-24

6
9
57 SWITCH PANEL IG 57
0.8B 33 15R
58 SWITCH PANEL GND 58 13 V

DO-4
0.8WOr 34 CN-249
59 START SW ACC 0.8B 24

1
59

2
0.8GW 35 1 15R
60 START SW BR 60 0.8L 22
2
0.8Y 23 PRE-HEAT RY PRE-HEATER
3
0.8Gr 21 DIODE
CN-8 4
1 NC 1 CAMERA
2 NC 2 CD-8
ENGINE HARNESS FRONT 14 B
3 NC 3 1 C
15 G
4 NC 4 2
0.8 18
5 GND 5 WATER TEMP SENDOR
6 NC 6
0.8 18
7 ILLUMINATION 7
8 NC 8
9 NC 9
10 NC 10 CR-36
55 0.8BOr
1
11 NC 11 132A 0.8L 4 5 1
2
12 NC 12 0.8L
132
3
CN-7 4
1 NC 1 67 0.8Y 3 2
5
2 NC 2 PRE-HEAT
3 NC 3
0.8 18 CR-5
4 SEAT HEAT 4 131 0.8
0.8Or 18 30
5 BREAKER SW 5 22 0.8BOr 87a 87 85
0.8BW 40 86
6 BREAKER SW 6 64 0.8
0.8B G42 87
7 HORN 7 123 0.8Br
0.8GrW 41 85
8 HORN 8 86 30
87a
9 BUTTON 2 9 ANTI-RESTART
10 BUTTON 2 10
11 BUTTON 1 11 CR-13
50 1.2Br
12 BUTTON 1 12 30
50A 0.8Br 87a 87 85
13 NC 13 86
0.8Gr 42 10 1.2ROr
14 ACCEL DIAL SUPPLY 14 87
0.8W 99 28 0.8BrW
15 ACCEL DIAL SIGNAL 15 85
0.8B 37 86 30
16 ACCEL DIAL GND 16 87a
RH CONSOL HEAD LAMP
CN-4 CL-4
1 G22 1.2B
1 NC 2
2 NC 2 10 1.2ROr
1
3 NC 3 HEAD LAMP
CN-12 CL-5
4 NC 4
CR-62 G11 2B B 2 2 B
0.8GrW 00 2 1 CL-3
5 POWER MAX SW 5 G30 0.8Br 128 2RG V 1 1 V G22 1.2B
0.8B 81R 1 1 2 2
6 POWER MAX SW 6 40 0.8BW 4 5 1 10 1.2ROr
0.8GrW 48 2 1
18 0.8Or WORK LAMP
7 ONE TOUCH DECEL 7 HEAD LAMP
0.8B 81R 3 2A B
8 ONE TOUCH DECEL 8 1
4 1A V
9 BUTTON 2 9 136 0.8Br 3 2 2
5 CL-6
10 BUTTON 2 10 BREAKER
11 BUTTON 1 11
12 BUTTON 1 12
CR-4
13 NC 13 130 2RW
1.2B G41 30
14 SAFETY SW COM 14 130A 0.8RW 87a 87 85
86
15 SAFETY SW NC 15 128 2RG
1.2G 49 87
16 SAFETY SW NO 16 29 0.8VW
85
LH CONSOL 86 30
87a
WORK LAMP
CN-68
1.2G 49
1
1.2V 134
2 CR-2
SAFETY SOL
41 0.8GrW
1
124A 0.8V 4 5 1
CN-140 2
B 152 124 0.8V
1 3
0.8Br 7 4
2 0.8G
127 3 2
QUICK COUPLER 5
HORN
CD-10
1.2B 81S
Pa 1.2YOr 83 CN-25
G12 0.8B
2
AIR CLEANER SW 127 0.8G
1
CD-2
0.8B
HORN
81R G13 0.8B
1 2
0.8 100 127
2 0.8G
1
FUEL LEVEL
CN-20
CD-1
0.8B 81
C 1
0.8 101
2
HYD TEMP

G32
47E
120

121
158

136
80
98
81
2B

0.8ROr

0.8GW
0.8LOr
0.8BW
0.8BW

0.8Or

0.8Br

0.8Br
0.8B
3

CN-15

10
11
12
2

6
7
8
9
1

4
3

5
42A

2B 3
37A
63
54

36

2B

101

118

118
118

118
118
118
118

118

123

118
118

118
118
118

118

118

118

1
2
3

4
5
6
7

4
5
82

76

76

76

77

43

55
55

99

90

00

91
00

00
0.8Gr
80E

81E

80A

81A

8
9
9
9
9
9
80A

81A

81H
80A

78
79
1.2ROr 80

81
42
37
54

53

11
51
51

73

52

74
81J
94

96

80
90

91

1
3
W
8

G
V

0.8GrW

0.8GrW

0.8GrW

0.8OrW
0.8BrW

0.8BOr
1.2RW

1.2LOr

0.8LW
0.8Gr

0.8W

0.8W
CN-76

0.8G

0.8G

0.8G
1.2R

0.8R
1.2B

0.8B
0.8V

1.2B

0.8Y

0.8V
0.8V

0.8Y

0.8B
0.8L
0.8L
0.8L
0.8L
0.8L

0.8L
0.8WOr

SH

0.8

0.8
0.8

0.8
0.8
0.8
0.8

0.8

0.8

0.8
0.8

0.8
0.8
0.8

0.8
0.8

0.8
0.8
0.8

0.8
0.8OrW
0.8ROr

0.8ROr
0.8BOr

0.8ROr

0.8ROr

0.8ROr
0.8BW

0.8BW

6
5
4
3
2
1
0.8BW

0.8BW

0.8BW
0.8LW
0.8V

47G

105
104

47A
70

118

119
CN-51

6
7
CN-52

47
SIG
M+

P+
NC
M-

P-

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
1
2
3
4
5
6
7
8
9

1
2
3
4
5
6
7
8
9
CD-24

CD-32
CD-31

CD-6

CD-7

0.8V

0.8ROr
0.8RW
0.8Or
1

0.8BW
0.8BW
5

0.8GOr

0.8BrW
C

C
A
B

A
B
C
A
B

0.8W
A
B

A
B

0.8Or
TRAVEL ALARM SELECT SIG

0.8Or
M

ARM IN OUT BUCKET IN PRESS

0.8
0.8
BOOM UP PRESS SENSOR

0.8LOr

0.8GW
RETURN

RETURN
RETURN
SUPPLY

SUPPLY

RETURN

RETURN

0.8Or
SUPPLY

0.8Or

0.8Or
SUPPLY

SUPPLY

TRAVEL PRESS SENSOR(A)

0.8Br

0.8Br
6

BOOM PRIORITY EPPR+

CN-81
3

0.8B
SPEED SENSOR+(HMC)

BOOM PRIORITY EPPR-

WORK PRESS SENSOR(A)

WATER TEMP SENDOR

PUMP EPPR2 SENSOR

AIR CLEANER SW(NO)
RS485+(TX)-CLUSTER

PUMP POWER EPPR+

FUEL LEVEL SENSOR

CN-242

CN-133

GOV. MOTOR
SWING PRESS SENSOR

CN-70

CD-69
CN-88
PUMP POWER EPPR-

2
1
GOV. POTENTIO SIG.
SIG

SIG

PRE-HEAT SELECT SIG

SIG

SIG

SIG

TRAVEL SPEED SOL

ATT PILOT PRESSURE

ONE TOUCH DECEL

1
2
ATT CONFLUX SOL.

1
2
POWER BOOST SW

P1 PRESS SENSOR
P2 PRESS SENSOR
RS485-(RX)-CLUSTER

1
2

C
A
B
RS232C1 RX-HRDT

ENG PRE-HEAT RY
FUEL WARMER RY

HYD. TEMP SENDER

ANTI RESTART RY

CN-236

CN-149

CN-237
BATT POWER 24V

RS232C2 RX-RCM
TACHO SENSOR+

CN-66
POWER MAX SOL
ENGINE OIL FILTER
RS232C2 TX-RCM
PROGRAM DUMP

ARM REGEN SOL

ATT SAFETY SOL

TACHO SENSOR-

COOLENT LEVEL
POWER 24V OUT

TRAVEL BUZZER
RS232C1 TX-HRDT

ATT PRESS SOL.

POWER IG EPPR

1
ACCEL DIAL SIG

1
2

1
POWER 5V OUT

2
SWING OVER BOOM

RETURN
TRAVEL WORK

SUPPLY
G/A MOTOR(+)

ENG STOP RY

OVERLOAD SIG
G/A MOTOR(-)

HOUR METER

BLOWER SIG.
GND RETURN

LOAD UP
ATT. EPPR+
CAN SHIELD

ATT. EPPR-
ENG OIL PS

ALT. LEVEL
EPPR GND
POWER IG

SIG
GND MAIN

POWER
CAN1 Lo

TRAVEL
CAN1 Hi

ATT BOOM
GND 5V

FLOW TRAVEL BZ PRIORITY HIGH MAX ATT. ATT. ATT.

ATT. PS BREAKER SOL.
PRESS SAFETY CONFLUX
NC

NC
NC
NC

NC

NC

NC

NC
NC
NC
NC
NC

nc

SOL.

MCU 3809SH4EL03

4-3
·ELECTRICAL
ELECTRICAL CIRCUIT (2/2, CLUSTER TYPE 1)
Service Tool DC/DC CONVERTER CIGARLIGHT RELAY
OVERLOAD SW INTAKE M/ACT MODE(D/FOOT) MODE(VENT)
TEMP M/ACT BLOWER

24V
12V SOCKET HOUR METER

12
12

10
3

4
RS232 P DUMP

9
12V
ECONO SWITCH 2 2
7 7

h
1 4 1 4 BLOWER
M M M M

12
12
3 3

3
7

1
7

10
3

RS232 RX
RS232`TX
9

CAN2 Lo
CAN2 Hi

B GND
CAN Lo

12V
24V
5 5

CAN Hi

CN-48
IG 24V

M
CL-2

4
2
GND

CN-139

5
6
7
5
6
7

5
6
7
1
2
3
4
5
6
7

1
2
3
4

1
2
3
4
1
2
3
4
3
2
CN-138

11
CS-67

1
1
2

8
C
A

CS-50
1

1
2
1

4
2
3
10
11
12
CN-21

9
4

8
1
2
3

6
7
11
1 12

1.2Gr
1

1.2B
2

ROr
0.8W
0.8B
0.8Y
3 1

CS-52
00

G
WIPER CUT 0.8G

B
E

A
F
10
11

J
12

1.2Or
R 10

9
4

8
3

1
2
3

6
7

24M 1.2B

1.2Or
1.2V
24L 1.2B

0.8VOr
2 9 0.8Br

0.8Or

0.8Or
12

0.8Br
Gr 4

24Q

0.8V

24R 0.8B
12B
5 3

35E
24V

21
13
R 4A 5

CS-53

60
0.8BW
0.8Or

27F 0.8Br
4

60
22
0.8G

0.8G
0.8B

24T 0.8B

0.8G
0.8G
0.8G
0.8G

0.8G
0.8R
0.8V
0.8B
4 G 8 6

61
11

27
10

61
5 23F 0.8Or 3
9

2A B
L 7 7
2 6 HARNESS AIR-CON

6
6
6
6
5
4
3
2
1
6 M 23F 0.8Or 9

62

62
Or

CN-126
8

7
4 CN-11 NO. DESTINATION

10
9
8
7
6
5
4
9 8

3
2
1
11
WIPER MOTOR 10 1 1 GND
10
9A 0.8Br 2 2 BLOWER SIG
11

0.8BW
24S 0.8B 11 12 3 3 FUSE(IG)

0.8G

0.8G
0.8R
0.8V
0.8B
12
4 4 REVERSE FAN
CN-141 QUICK COUPLING SW
8

59
5 FUSE(BATTERY)

73
72
71
70
69
G 5
FEED BACK 1
W 1 6 6 DPS(COMPRESSOR)
MOTOR DRIVE SIG 2 CN-17 CN-113
L 9 00 0.8B 7 7 CONDENSOR FAN
MOTOR DRIVE- 3 1
R 10 1 W 0.8W 48 1 8 8 ILLUMINATION
MOTOR DRIVE+ 4 2 00 0.8G
B 2 2 B 1.2B 24B 2
GND 5 3
GrW 3 3 GrW 0.8ROr 65 BUZZER
VCC 6 4
R 4 4 R 0.8R 14
CONTINUE 24V 7 5
V 5 5 V 0.8V 15
WASHER P/P 8 6
L 6 6 L 0.8L 49
WASHER SIG. 9 7
Br 7 7 Br 0.8Br 50
6
CN-56
INT. SIG 10 8 0.8RW RW
Or 11 1 BATT.24V
WIPER CUT SW 11 WR
2 SIG 3
N.C 12 81 1.2B B
Gr 12 WIPER MOTOR HARNESS 3 GND
FEED BACK 13 1 0.8Y Y
4 TX
WIPER MOTOR CONT. 5 0.8Gr Gr
5 IG 24V
WL
6 SIG 2
1 0.8W

10
11
12
13
14
15
16
17
18

10
11
12
13
14
1
2
3
4
5
6
7
8
9

1
2
3
4
5
6
7
8
9
W
CN-170 7 CAMERA SIG
1.2LW 26 2 0.8L L
1 8 RX
20A

0
0

0
0
1.2B

TEMP MOTOR ACT(+)

DUCT SENSOR(GND)
CLUSTER

TEMP MOTOR ACT(-)

DPS(COMPRESSOR)

1
2
MODE M/ACT(FOOT)

BLOWER RELAY(Lo)
2

INLET MOTOR(REC)
INLET MOTOR(FRE)

MODE M/ACT(PBR)
MODE M/ACT(DEF)

AMBIENT SENSOR
TEMP M/ACT(PBR)

CONDENSOR FAN
MOTOR ACT(REF)

DUCT SENSOR(+)

W/TEMP SENSOR
MODE M/ACT(M+)

POWER TR BASE
MODE M/ACT(M-)

FET(FEED BACK)
SPARE

INCAR SENSOR
> > >

REVERSE FAN
ILLUMINATION
ILLUMINATION
CN-5

BATTERY(+)
CS-82

FET(GATE)

POWER IG
0.8B 20E 1 0.8Y POWER TR AMBIENT INCAR W/TEMP
12 1 1 MCU RX SENSOR SENSOR SENSOR
12 11 0.8LW 26A 2 0.8L

IG 24V
11 2 2 MCU TX DUCT

GND
3 SH SENSOR

NC
NC

NC
10 3 3 MCU GND
10 4 0.8B
8 9 4 4 GND
4 1.2ROr 19A 5 0.8Gr AC&HEATER CONTROLLER(auto)
8 5 5 FUSE
9 6 0.8RW
7 7 6 6 FUSE
3 7 0.8B
6 7 7 NC CS-1 CN-24
8 0.8Or
Gr 11 0.8G 2
5 8 8 NC 2
1.2LW 26 59 0.8BW 0.8V 3 CN-10 NO. DESTINATION
4 9 9 P DUMP(MCU) 1
9 0.8Br CL-1 1 1 NC
3 10 10 QUICK COUPLING SOL DOOR S.W Gr 11 SPEAKER RH
10 0.8V 3 2 2 NC
2 11 11 OVERLOAD PS 0.8Y 1 1 0.8Y
12 1 11 0.8VOr 2 3 3 FUSE
1 12 12 MCU OVERLOAD 0.8B 6 2 0.8G
12 0.8ROr 1 4 4 CASSETTE RH-
SPARE 13 13 HEAD LAMP RY MG651032 3 0.8V
13 0.8W CN-23 ROOM LAMP 5 5 CASSETTE RH+
14 14 MCU HOURMETER 0.8Y 4 4 0.8Y
69 0.8G 2 6 6 CASSETTE LH-
15 15 RS232 RX(MCU) 0.8L 5 5 0.8L
70 0.8R 1 7 7 CASSETTE LH+
16 16 RS232 TX(MCU) 6 2.0B
71 0.8B SPEAKER LH 8 8 GND
17 17 GND 7 2.0B
14 0.8R CL-7 9 9 GND
18 18 FUSE 1.2BrW 8 8 1.2BrW
15 0.8V 10 10 BEACON SW
19 19 WASHER PUMP M 1.2B 6A 9 2.0V
72 0.8V 11 11 CABIN LIGHT RY
20 20 CAN Hi 10 2.0V
73 0.8G BEACON LAMP 12 12 CABIN LIGHT RY
21 21 CAN Lo
74 SH
22 22 SHIEELD CL-8
2.0V 9 10 2.0V
CL-9 HARNESS CABIN
23 23 NC 2 2
65 0.8ROr 1.2B 6B 7 1.2B
24 24 WIPER FUSE 1 1
19 1.2ROr CABIN LIGHT
25 25 FUSE
20 1.2B
26 26 GND
21 1.25Gr ACCEL DIAL LED
27 27 FUSE CS-83
22 19G

CN-279
1.2V 0.8B
CS-23 28 28 FUSE 12 CS-26A

1
2
0.8B 24J 23 1.2Or 12 11 0.8Or 18A 5E 0.8BW
12 29 29 FUSE 11 2
12 11 0.8BrW 58A 24A 1.2B 0.8G
11 30 30 GND 10 4E
1
24E 1.2B 10 0.8G 15

0.8ROr
10 24 2B 31 31 GND 8 9

0.8B
10 4 0.8V 16 BREAKER
8 9 32 32 NC 8
4 1.2Br 27E 27 1.2Br 9 0.8BrW 17
8 33 33 FUSE 7 7 CN-156
9 28 2V 28A 1.2V 3 19 1.2B

19F
32
7 7 34 34 CABIN LAMP RY 6 2
3 29 1.2BOr 31 1.2ROr
6 35 35 ANTI RESTART RY 5 1
30 1.2W 0.8Or 18
5 36 36 FUSE 4 AIR SEAT
1.2BrW 58 0.8Gr 20
4 37 37 NC 3 NO.
28E 0.8V CN-8 DESTINATION
3 38 38 CABIN LAMP RY 2 15 0.8G
12 1 1 1 NC
2 39 39 MCU REV FAN AUTO 1 16 0.8V
12 1 2 2 FUSE
1 40 40 MCU REV FAN MANUAL CRAB SW 17 0.8BrW
75 0.8BrW 3 3 CRAB COM
BEACON LAMP SW 41 41 RS232 RX2 18 0.8Or
76 0.8GrW CS-99 4 4 NC
42 42 RS232 TX2 0.8B 19A 19 1.2B
CN-125A 12 5 5 NC
0.8W 30E 43 43 NC 12 11 0.8GW 21A 20 0.8Gr
BATTERY POWER 1 11 6 6 CRAB SIG MCU
1.2R 47A 44 44 NC 32 0.8ROr
KEY "IG" 2 10 7 7 ILLUMINATION
45 45 NC 10 22 0.8L
NC 3 35 8 9 8 8 NC
0.8BrW 75 0.8Y 4 0.8L 22
RX232(1)-TX 46 46 FUSE 23 0.8VW
4 36 8 9 9 NC
0.8B 71A 0.8V 0.8L
RX232(1)-GND 47 47 FUSE 9 22A 24 0.8R
5 37 7 7 10 10 NC
0.8B
48 48 GND 3 25 0.8LW
RX232(2)-RX 6 38 6 11 11 NC
0.8BrW
49 49 HEAD LAMP RY 26 0.8RW
RX232(2)-TX 7 39 5 12 12 NC
0.8VW 0.8GW
50 50 WORK LAMP RY 21
RX232(2)-GND 8 00 4
0.8GrW 76 0.8B 0.8RW 26
51 51 CAMERA GND
RX232(1)-RX 9 00 0.8W
52 52 CAMERA SIG
3 HARNESS RH,CONSOL
NC 10 00 2
SH 12 1
MAIN GND 11 53 53 CAMERA SHIELD
40 0.8WOr 1
0.8B 24H 54 54 PRE-HEAT
MAIN GND 12 41 AIR-COMP
0.8Gr
RMS 55 55 CABIN LAMP RY
42 0.8YW CS-100
56 56 MCU_TRAVEL ALARM SW 0.8B 19E
CN-10 43 0.8RW 12 CN-7 NO. DESTINATION
57 57 FUSE 12 11 0.8V 29
1 NC 1 44 0.8B 11 1 1 NC
58 58 GND 0.8V 29
2 NC 2 45 0.8WOr 10 2 2 NC
0.8Y 35A 59 59 POWER RY 10 0.8VW 23
3 ROOM LAMP 24V 3 46 0.8GW 6 9 3 3 NC
0.8G 51 60 60 BATT. RY 4 31 1.2ROr
4 SPEAKER RH- 4 8 4 NC
0.8V 53 4
SPEAKER RH+ 9 0.8G 4 4 0.8G
5 5 5 7 1 5 5 BREAKER SW
0.8Y 52 3 0.8R 24 BREAK
B 0.8BW 5 0.8BW
6 SPEAKER LH- 6 5
6 2 6 6 BREAKER RY
0.8L 55 0.8R 24A CS-26 0.8B 6 0.8B
7 SPEAKER LH+ 7 6
1.2B 24F 24 2B CS-2
5 HORN 1 7 7 GND
30 1.2W 0.8Br 30 R 0.8Grw 7 7 0.8Grw

H0 I
8 GND 8 4 2 8 8 HORN RY
1.2B 24G 1 0.8LW 25 CS-5 0.8L 8
9 GND 46 0.8GW 8 0.8L
9 3 9 9 NC

0, I
1.2BrW 58 2 L 0.8L 9
10 BEACON LAMP 47 1.2R 2 9 0.8L
10 4 2 10 10 NC

H
1.2V 28F 28 2V 3 12 1 0.8Br 30 0.8Gr 10
11 CABIN LIGHT 10 0.8Gr
11 1 11 11 NC

BR ACC
1.2V 28G 4 1

B
2 1 Gr 0.8Gr 11 11 0.8Gr
12 CABIN LIGHT 12 3
SPARE 12 12 NC
5
HARNESS CABIN 29 1.2BOr
6 CN-142 13 13 NC
0.8Gr 12 12 0.8Gr

ST C
5 + A 14 14 MCU 5V
6 0.8W 13 13 0.8W
S B 15 15 MCU ACCEL SIG.
START KEY SW 0.8B 14 14 0.8B
- C 16 16 MCU SUPPLY GND
CN-116 ACCEL DIAL
12 NC
44 0.8B
11 GND
43 0.8RW
10 POWER 24V CS-33
9 NC 6 6
42 0.8YW
8 TRAVEL ALARM 5 5
41 0.8Gr
4 4
40 0.8WOr
7 CABIN LIGHT OUT
3 3
HARNESS LH,CONSOL
6 PRE-HEAT
49 0.8L
5 WASHER SIG 2 2 CN-4 NO. DESTINATION
48 0.8W
4 WIPER MOTOR DRIVE 1 1 1 1 NC
50 0.8Br
3 INT. SIG EM'CY STOP SW 2 2 NC
39 0.8VW
2 WORK LIGHT OUT 3 3 NC
38 0.8BrW
36E

36E

1 HEAD LIGHT OUT 4 4 NC

12F

25
68
18
63
31

0.8Y 4 4 0.8Y
51
17

35
12

53

16

37
37E

SWITCH PANEL 1 5 5 MCU POWER MAX

36

power
max B 0.8B 5 5 0.8B
0.5ROr

2 6 6 MCU SIG.GND
0.8ROr
0.8BOr
0.5BW
0.5GY
0.5YL

0.5LY

0.5Lg

0.8Or

cs-29 0.8Grw 6 6 0.8Grw

0.5V

0.5V

0.8G
0.8V
0.5B

0.8Y

0.8V

0.8B

1 7 7 MCU DECEL
CN-125 CN-125 decel R 0.8B 7 7 0.8B
30A 1.2W 2 8 8 MCU SIG.GND
1 1 cs-19 0.8L 8 8 0.8L
CN-246

CN-27A

CN-27

47 1.2R R 77 9 9 NC
2 2 9
1

4
5

10
11
12
13
14
15
16
2

4
5

0.8L
3

L 0.8L 9
10

2
1
2
3
4
5
6
7

9
8

37A 1.2B 10 10 NC
3 3 0.8Gr 10 10 0.8Gr
45 1.2GW R 77 11 11 NC
4 4 1 Gr 0.8Gr 11 11 0.8Gr
REMOCON GND

12 12 NC
SPK FRT RH+

SPK FRT LH+

GPS CONN.
SPK FRT RH-
SPK FRT LH-

REMOCON+

13 NC
USB(GND)

CS-4 13
BACK UP+
AUX GND

AUX GND

TEL MUTE
USB GND

12 12
USB(D+)

0.8B 0.8B
USB(D-)

ANT 12V
USB D+
AUX S1

USB 5V

C
AUX S2

B
USB D-

A 14 14 GND
AUX R
AUX L
USB+

0.8V 13 13 0.8V
GND
ACC

B 15 NC
ILL+
NC
NC

15
NC

NC

ILL-
NC

NC

NC

0.8G 14 14 0.8G
HARNESS RH SIDE A C 16 16 SAFETY SOL
USB SOCKET ASSY REMOTE ASSY CASSETTE RADIO SAFETY SW

3809SH4EL04

4-4
■ ELECTRICAL CIRCUIT (1/2, CLUSTER TYPE 2)
AC COMP RY
CS-74A
R/DRYER 5R 146 146 5R

CS-74
1

85

86
WASHER PUMP 145 5W 143 5R

Pa
2

87a 87

30

M
POWER 138 2WR
MASTER SW CABIN LAMP

CN-29

CN-22
FUSE BOX

DO-5
87a
CN-95

CR-7

2
30

1
2
86

85
87

1
MASTER SW

85
2
1
5W 145

86
85

10
2

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31
86

87a 87

30
5W 144

87a 87
1

30

30A

10A

30A

30A

20A

10A

10A

10A

20A

10A

10A

10A

30A

20A

30A

30A

10A

20A

30A

30A

10A

20A

10A

20A

20A

20A

20A

20A

10A

20A

10A
0.8GrW

0.8GrW
0.8V
148A 0.8L
148E 0.8L

0.8V
0.8
0.8

0.8V
FUSIBLE LINK

0.8

CR-35

87a
30
86

85
87
143

87a

ROOM LAMP/CASSETTE
5R

CR-9
30
86

85
87
2

CABIN LAMP(OPTION)
5R 142 BATTERY

149
150

39E
13A
149
NO. DESTINATION CN-11 1

39A

0.8WOr
60

OPTION(BEACON)
13

AIR CON/HEATER
2B 129

CS-74B
CN-60

2WR
0.8B
1 AC GND 1 FUEL HEATER

SWITCH PANEL
0.8Gr

2W
60R 60B

FUEL HEATER
0.8R
1
2

AC& HEATER
FUEL PUMP

START,STOP

SAFETY SOL

TRAVEL SOL
CONVERTER
WORK LAMP
2 BLOWER SIG. FUEL HEATER

2R
2

2V

SOLENOIDE
MCU CONT.

HEAD LAMP
START KEY

CASSETTE
IG POWER
2L 148

PRE-HEAT
CLUSTER
138

FUEL P/P

85
3 AC 24V

86
3

G3

M
24
34

OPTION
SPARE
140

WIPER

SPARE
140A

SPARE

WIPER

CIGAR
CN-36
21
30

HORN
2W
2W

87a 87
4 REVERSE FAN CR-1

30
4 12V X 2

MCU

ALT
3Y 147

CN-96
5 AC CONTROLLER B+ 5 G23 1.2B

2
1
0.8 150

CR-46

87a
6 AC COMP 6 141 1.2G

CN-61
TO:STARTER "B" TERM.

30
86

85
87

1
2
7 AC CONDENSOR FAN 7

2Br
39 0.8GrW

104 1.2ROr

2B
0.8RW

79 1.2RW

32 0.8RW
10E

78 1.2R
25 0.8Y
0.8ROr

0.8Gr

18 1.2Or
16 1.2Gr

47 1.2Or
50 1.2Br

20 1.2Br
24 2W

23 2W

130 2RW
8 ILLUMINATION

12 0.8R

86 1.2R
147 3Y

17 1.2V

131 2.0Y
124 0.8V

134 1.2V
8

132 0.8L
BATT RY

26 0.8
26 2.0

140 2R

126 2Y
87 2L

148 2L

G31
0.8V

2B
2Y
0.8L
AIR-CON

133
2Br
2L
DO-3
141E 0.8G

6
5
2

87A
133
122
0.8B 4

87
G24 0.8B

G21
126
1

CN-5
0.8Y 1
1 CLUSTER TX 1
0.8L 2
2 CLUSTER RX 2
SH 3G
3 SHIELD 3
0.8B 4
4 CLUSTER GND 4
0.8Gr 5 CD-43
5 CLUSTER IG 5 1.2ROr 2A
0.8RW 6 SUPPLY A

PRESS
6 NC 6 1.2L 1
SIG B
7 NC 7 1.2BW 4A

P2
RETURN C CN-1
8 NC 8 1 0.8L 85
0.8BW 82 CD-42 1
9 P DUMP(SERVICE CONN.) 9 1.2ROr 2 2 1.2ROr 80P
0.8Br 7 SUPPLY A 2

PRESS
10 QUICK COUPLER SW NO 10 1.2G 3 3 0.8G 84
0.8Br 7 SIG B 3

P1
11 OVERLOAD SW COM 11 1.2BW 4 4 0.8BW 81P
0.8ROr 00 RETURN C 4
12 OVERLOAD SW NO 12 4 0.8BW 81P
0.8ROr 10A 5
13 ILLUMINATION 13 CD-44 CD-18
0.8W 11 1.2ROr 2 6
SUPPLY A

PRESS
14 HOUR METER SIG. 14
0.8G 74 1.2G 3 1 1.2GrW Pa
15 RS232 RX(SERVICE CONN.) 15 SIG B

P3
0.8R 73 1.2BW 4
16 RS232 TX(SERVICE CONN.) 16 RETURN C
0.8B 3F ENG OIL PS
17 GND(SERVICE CONN) 17
0.8R 12
18 WIPER CONT BATT.24V 18
0.8V 13
19 WIPER CONT WASHER P/P DRIVE 19
20 CAN Hi(SERVICE CONN)
CN-28
20 2 1.2VW
1
21 CAN Lo(SERVICE CONN) 21
22 CAN SHIELD 22
23 23 AC COMP
0.8GrW 39
24 WIPER IG 24 CN-2
1.2ROr 104 46 0.8Y 1.2GrW 1
25 OPTION SW 25 1
1.2B 15 2
26 GND 26
1.2Gr 16 60 0.8V 1.2VW 2
27 CIGAR LIGHTER IG 3
27
00 0.8 1.2 00 CD-19
1.2V 17
28 DC-DC CONVERTER 24V 28 4
1.2Or 18 86E 0.8 1.2LW 5 16 YOr Pa
29 SPARE SW COM(IG) 29 5
1.2B 19A 00 0.8 1.2 00
30 GND 30 19 2B 6
1.2B 19E 00 0.8 1.2 00
31 GND 31 7 OIL FILTER SW
64 2W 2W 4
32 NC 32 8 CN-75
1.2Br 20 56 Or 1.2Or 6 6 1.2Or
33 BEACON SW COM(IG) 33 9 2
1.2V 21A 21 2V 75 Br 1.2Br 7 7 1.2Br
34 CABIN LIGHT 34 10 1
0.8BOr 22 8 Y 1.2Y 8
35 START KEY SW START 35 11 EPPR VLV
1.2W 23 9 L 1.2L 9
36 START KEY SW COM 36 12
00 0.8 1.2 00 CD-17
37 NC 37 13 8 1.2Y
0.8V 21E 68 2B 2B 3 2 m
38 CABIN LIGHT 38 14 9 1.2L rp
00 0.8 1.2 00 1
39 NC 39 15
40 NC
TACHO SENSOR
40
41 NC 41
ENG.HARNESS REAR
42 NC 42
CR-23 CN-45
43 NC 43 CN-3
68A 0.8B 1.2 10 10 B M
44 NC 44
64E 0.8
1
1.2 11 11 Gr
1
2
M
45 NC 45 2
0.8Y 25 66 0.8W 1.2 12
46 CASSETTE RADIO BATT.24V 46 3
0.8V 26 67 0.8Y 1.2 13 START RY B+
47 CASSETTE RADIO IG 47 4 FROM BATT.RY
0.8B 27 81A 0.8 1.2 14 STARTER
48 CASSETTE RADIO GND 48 5
0.8BrW 28 43 0.8 1.2 15
49 SWITCH PANEL HEAD LIGHT 49 6
0.8VW 29 43 0.8 1.2 15 CN-74
50 SWITCH PANEL WORK LIGHT 50 7 10 15R
B+ G
51 NC 51 8
52 NC 52 9 3 WOr 3 ~
53 BREAKER SW 53
0.8 84
10 9 R
1 I U
0.8 84 2 R
54 SWITCH PANEL PREHEAT 54 11
0.8Gr 30 ALTERNATOR
55 SWITCH PANEL CABIN LAMP 55 12
0.8RW 32
56 SWITCH PANEL TRAVEL ALARM 56
0.8RW 32
CR-24

6
9
57 SWITCH PANEL IG 57
0.8B 33 15R
58 SWITCH PANEL GND 58 13 V

DO-4
0.8WOr 34
59 START SW ACC

1
59

2
0.8GW 35 15R
60 START SW BR 60

PRE-HEAT RY PRE-HEATER
DIODE
CN-8
1 NC 1
2 NC 2 CD-8
14 B
3 NC 3 1 C
15 G
4 NC 4 2
0.8 18
5 GND 5 WATER TEMP SENDOR
6 NC 6
0.8 18
7 ILLUMINATION 7
8 NC 8
9 NC 9
10 NC CR-36
10 55 0.8BOr
1
11 NC 11 132A 0.8L 4 5 1
2
12 NC 12 0.8L
132
3
CN-7 4
1 NC 1 67 0.8Y 3 2
5
2 NC 2 PRE-HEAT
3 NC 3
0.8 18 CR-5
4 SEAT HEAT 4 131 0.8
0.8Or 18 30
5 BREAKER SW 5 22 0.8BOr 87a 87 85
0.8BW 40 86
6 BREAKER SW 6 64 0.8
0.8B G42 87
7 HORN 7 123 0.8Br
0.8GrW 41 85
8 HORN 8 86 30
87a
9 BUTTON 2 9 ANTI-RESTART
10 BUTTON 2 10
11 BUTTON 1 11 CR-13
50 1.2Br
12 BUTTON 1 12 30
50A 0.8Br 87a 87 85
13 NC 13 86
0.8Gr 42 10 1.2ROr
14 ACCEL DIAL SUPPLY 14 87
0.8W 99 28 0.8BrW
15 ACCEL DIAL SIGNAL 15 85
0.8B 37 86 30
16 ACCEL DIAL GND 16 87a
RH CONSOL HEAD LAMP
CN-4 CL-4
1 G22 1.2B
1 NC 2
2 NC 2 10 1.2ROr
1
3 NC 3 HEAD LAMP
4 NC 4
0.8GrW 00 CR-62 CL-3
5 POWER MAX SW 5 G30 0.8Br G22 1.2B
0.8B 81R 1 CN-12 CL-5 2
6 POWER MAX SW 6 40 0.8BW 4 5 1 G11 2B B 2 2 B 10 1.2ROr
2 2 1 1
0.8GrW 48 128 2RG V 1 V
7 ONE TOUCH DECEL 7 18 0.8Or 1
1 HEAD LAMP
3 2
0.8B 81R
8 ONE TOUCH DECEL 8 WORK LAMP
4
9 BUTTON 2 9 136 0.8Br 3 2 2A B
5 1
10 BUTTON 2 10 BREAKER 1A V
2
11 BUTTON 1 11 CL-6
12 BUTTON 1 12
CR-4
13 NC 13 130 2RW
1.2B G41 30
14 SAFETY SW COM 14 130A 0.8RW 87a 87 85
86
15 SAFETY SW NC 15 128 2RG
1.2G 49 87
16 SAFETY SW NO 16 29 0.8VW
85
LH CONSOL 86 30
87a
WORK LAMP
CN-68
1.2G 49
1
1.2V 134
2 CR-2
SAFETY SOL
41 0.8GrW
1
124A 0.8V 4 5 1
CN-140 2
B 152 124 0.8V
1 3
0.8Br 7 4
2 0.8G
127 3 2
QUICK COUPLER 5
HORN
CD-10
1.2B 81S CN-25
Pa G12 0.8B
1.2YOr 83 2
127 0.8G
1

0.8Br
AIR CLEANER SW

0.8B
HORN
CD-2 G13 0.8B

CN-66
0.8B 81R 2
127

1
1

2
0.8G
0.8 100 1
2
CN-20
FUEL LEVEL

CD-1 BREAKER SOL.

0.8B 81
C 1
0.8 101
2
HYD TEMP

3 2B
27
81H
80A
81J

2B
81J

117
80
90

91
80
90

8A
26
34
OR/W 28
GY/W 30

14
47
16

40
31
45

36

13
G/OR 11
29
25
B/OR 33
65
67

12

32

55

63

62
62

50

57
37
54
64

51
44

46
46
W/OR 61
66

23
68
69

71
72
73

48
42A

BR/OR

3
37A

G/W
R/W
Y/W

Y/W
Y/W

B/W
V/W
63
54

36

L/W
0.8OrW

OR

OR
GY

GY
0.8OrW

BR

BR
0.8ROr

0.8ROr
0.8ROr

0.8BW

0.8BW
0.8LW
0.8BW

W
W

W
G

G
G

G
R

R
Y

B
Y

B
L

47G

105
104
0.8Gr

47A
70

118

119
CN-51

CN-50

47
W
G
V

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
1
2
3
4
5
6
7
8
9

1
2
3
4
5
6
7
8
9
CD-6

CD-7
CD-31

0.8V

0.8RW
0.8Or

0.8GOr

0.8BrW
CN-76
C

0.8W
A
B

A
B
C
A
B

0.8Or

0.8Or
6
5
4
3
2
1

WATER TEMP SENDOR

RETURN

RETURN
RETURN

SUPPLY

SUPPLY
SUPPLY

FUEL LEVEL SENSOR

BOOM PRIORITY SOL

CN-81
GND(PRES.SENSOR)

TRAVEL SPEED SOL.

HYD TEMP SENDOR
24V(PRES.SENSOR)
TRAVEL ALARM SW

ENGINE OIL FILTER

TACHO SENSOR(+)

CN-133

CN-70
SIG

TACHO SENSOR(-)

ANTI-RESTART RY

2
1

CN-88
WATER LEVEL SW

POWER MAX SOL.

PUMP PROLIX SW
M+

P+
NC

AIR CLEANER SW

ENG PREHEATER
M-
SIG

SIG

PROGRAM DUMP
P-
SIG

1
TRAVEL BUZZER

1
POWER MAX SW

GND (POT&DIAL)

1
2
BATTERY 24V(+)
ACCEL DIAL SIG

OVERLOAD SIG
GND (SENSOR)
P1 PRESS SIG.
P2 PRESS SIG.
P3 PRESS SIG.

O/T DECEL SW

PUMP EPPR(+)
5V (POT&DIAL)

PRE-HEAT SW
FUEL HEATER

PUMP EPPR(-)

ACCEL ACT(+)
HOUR-METER

HOUR-METER
1

ACCEL ACT(-)
5

WORKING PS

RS232 (GND)
2

ARM REGEN
TRAVEL PS
ENG OIL PS

GND (MAIN)

TRAVEL WORK
M

OVERLOAD PS
SERIAL-RX
ALT LEVEL

SERIAL-TX
POWER IG

RS232 (+)
RS232 (-)
POT-SIG
6

GOV. MOTOR BOOM TRAVEL POWER

GND

PRIORITY HIGH MAX

NC
NC

NC
NC
NC

NC
NC
NC
NC

NC

NC

NC
NC

NC
NC
NC
NC
NC

NC

NC

TRAVEL BZ

MCU 3809SH4EL05

4-5
·ELECTRICAL
ELECTRICAL CIRCUIT (2/2, CLUSTER TYPE 2) SERVICE TOOL DC/DC CONVERTER
CIGARLIGHT RELAY
OVERLOAD SW
INTAKE M/ACT MODE(D/FOOT) MODE(VENT) BLOWER

24V
12V SOCKET HOUR METER TEMP M/ACT

12
12

10
3

4
RS232 P DUMP

9
12V
ECONO SWITCH 2 2
7 7

h
1 4 1 4 BLOWER
M M M M

12
12
3 3

3
7

1
7

10
3

RS232 RX
9

RS232 TX
CAN2 Lo
CAN2 Hi

B GND
CAN Lo

12V
24V
5 5

CAN Hi

CN-48
IG 24V

M
CL-2

4
2
CN-139
GND

5
6
7
5
6
7

5
6
7
1
2
3
4
5
6
7

1
2
3
4

1
2
3
4
1
2
3
4
3
2
CN-138

11
CS-67

1
1
2

8
C
A

CS-50
1

1
2
1

4
2
3
10
11
12
CN-21

9
4

8
1
2
3

6
7
11
1 12

1.2Gr
1

1.2B
2

ROr
0.8W
0.8B
0.8Y
3 1 00

G
CS-52
WIPER CUT 0.8G

B
E

A
F
10
11

J
12

1.2Or
R 10

9
4

8
3

1
2
3

6
7

24M 1.2B

1.2Or
1.2V
24L 1.2B

0.8VOr
2 9 0.8Br

0.8Or

0.8Or
12

0.8Br
Gr 4

24Q

0.8V

24R 0.8B
12B
5 3

35E
24V

21
13
R 4A 5

CS-53

60
0.8BW
0.8Or

27F 0.8Br
4

60
22
0.8G

0.8G
0.8B

24T 0.8B

0.8G
0.8G
0.8G
0.8G

0.8G
0.8R
0.8V
0.8B
4 G 8 6

61
11

27
10

61
5 23F 0.8Or 3
9

2A B
L 7 7
2 6 HARNESS AIR-CON

6
6
6
6
5
4
3
2
1
6 M 23F 0.8Or 9

62

62
Or

CN-126
8

7
4 CN-11 NO. DESTINATION

10
9
8
7
6
5
4
9 8

3
2
1
11
WIPER MOTOR 10 1 1 GND
10
9A 0.8Br 2 2 BLOWER SIG
11

0.8BW
24S 0.8B 11 12 3 3 FUSE(IG)

0.8G

0.8G
0.8R
0.8V
0.8B
12
4 4 REVERSE FAN
CN-141 QUICK COUPLING SW
8

59
5 FUSE(BATTERY)

73
72
71
70
69
G 5
FEED BACK 1
W 1 6 6 DPS(COMPRESSOR)
MOTOR DRIVE SIG 2 CN-17
9 CN-113
L 00 0.8B 7 7 CONDENSOR FAN
MOTOR DRIVE- 3 1
R 10 1 W 0.8W 48 1 8 8 ILLUMINATION
MOTOR DRIVE+ 4 2 00 0.8G
B 2 2 B 1.2B 24B 2
GND 5 3
GrW 3 3 GrW 0.8ROr 65 BUZZER
VCC 6 4
R 4 4 R 0.8R 14
CONTINUE 24V 7 5
V 5 5 V 0.8V 15
WASHER P/P 8 6
L 6 6 L 0.8L 49
WASHER SIG. 9 7
Br 7 7 Br 0.8Br 50
INT. SIG 10 8
Or 11
WIPER CUT SW 11
N.C 12
Gr 12 WIPER MOTOR HARNESS
FEED BACK 13
WIPER MOTOR CONT.
CN-56
17 BR RR
1 POWER IG(24V)

10
11
12
13
14
15
16
17
18

10
11
12
13
14
18 B

1
2
3
4
5
6
7
8
9

1
2
3
4
5
6
7
8
9
2 GND
19 Y
3 RX
20 L

0
0

0
0
TEMP MOTOR ACT(+)

DUCT SENSOR(GND)
TEMP MOTOR ACT(-)

DPS(COMPRESSOR)
4

1
2
MODE M/ACT(FOOT)
TX

BLOWER RELAY(Lo)
INLET MOTOR(REC)
INLET MOTOR(FRE)

MODE M/ACT(PBR)
MODE M/ACT(DEF)

AMBIENT SENSOR
TEMP M/ACT(PBR)

CONDENSOR FAN
MOTOR ACT(REF)

DUCT SENSOR(+)

W/TEMP SENSOR
MODE M/ACT(M+)
CLUSTER

POWER TR BASE
MODE M/ACT(M-)

FET(FEED BACK)

INCAR SENSOR
> > >

REVERSE FAN
ILLUMINATION
ILLUMINATION
CN-5

BATTERY(+)
CS-82 POWER TR AMBIENT INCAR W/TEMP

FET(GATE)

POWER IG
0.8B 20E 1 0.8Y
12 1 1 MCU RX SENSOR SENSOR SENSOR
12 11 0.8LW 26A 2 0.8L DUCT

IG 24V
11 2 2 MCU TX SENSOR

GND
3 SH

NC
NC

NC
10 3 3 MCU GND
10 4 0.8B
8 9 4 4 GND
4 1.2ROr 19A 5 0.8Gr AC & HEATER CONTROLLER(AUTO)
8 5 5 FUSE
9
7 7 6 6 NC
3 7 0.8B
6 7 7 NC CS-1 CN-24
8 0.8Or
Gr 11 0.8G 2
5 8 8 NC 2
1.2LW 26 59 0.8BW 0.8V 3 CN-10 NO. DESTINATION
4 9 9 P DUMP(MCU) 1
9 0.8Br CL-1 1 1 NC
3 10 10 QUICK COUPLING SOL DOOR SW Gr 11 SPEAKER RH
10 0.8V 3 2 2 NC
2 11 11 OVERLOAD PS 0.8Y 1 1 0.8Y
12 1 11 0.8VOr 2 3 3 FUSE
1 12 12 MCU OVERLOAD 0.8B 6 2 0.8G
12 0.8ROr 1 4 4 CASSETTE RH-
SPARE 13 13 HEAD LAMP RY 3 0.8V
ROOM LAMP MG651032 5 5 CASSETTE RH+
13 0.8W CN-23
14 14 MCU HOURMETER 0.8Y 4 4 0.8Y
69 0.8G 2 6 6 CASSETTE LH-
15 15 RS232 RX(MCU) 0.8L 5 5 0.8L
70 0.8R 1 7 7 CASSETTE LH+
16 16 RS232 TX(MCU) 6 2.0B
71 0.8B SPEAKER LH 8 8 GND
17 17 GND 7 2.0B
14 0.8R CL-7 9 9 GND
18 18 FUSE 1.2BrW 8 8 1.2BrW
15 0.8V 10 10 BEACON SW
19 19 WASHER PUMP M 1.2B 6A 9 2.0V
72 0.8V 11 11 CABIN LIGHT RY
20 20 CAN Hi 10 2.0V
73 0.8G BEACON LAMP 12 12 CABIN LIGHT RY
21 21 CAN Lo
74 SH
22 22 SHIEELD CL-8
2.0V 9 10 2.0V
CL-9 HARNESS CABIN
23 23 NC 2 2
65 0.8ROr 1.2B 6B 7 1.2B
24 24 WIPER FUSE 1 1
19 1.2ROr CABIN LIGHT
25 25 FUSE
26 26 GND
21 1.25Gr ACCEL DIAL LED
27 27 FUSE CS-83

CN-279
22 1.2V 0.8B 19G
CS-23 28 28 FUSE 12 CS-26A

1
2
0.8B 24J 23 1.2Or 12 11 0.8Or 18A 5E 0.8BW
12 29 29 FUSE 11 2
12 11 0.8BrW 58A 24A 1.2B 4E 0.8G
11 30 30 GND 10 1
24E 1.2B 10 0.8G 15

0.8ROr
10 24 2B 31 31 GND 8 9
BREAKER

0.8B
10 4 0.8V 16
8 9 32 32 NC 8
4 1.2Br 27E 27 1.2Br 9 0.8BrW 17
8 33 33 FUSE 7 7 CN-156
3 19 1.2B

19F
28 2V 28A

32
9 1.2V 2
7 7 34 34 CABIN LAMP RY 6
3 29 1.2BOr 31 1.2ROr
6 35 35 ANTI RESTART RY 5 1
30 1.2W 0.8Or 18
5 36 36 FUSE 4 AIR SEAT
1.2BrW 58 0.8Gr 20
4 37 37 NC 3 NO. DESTINATION
28E 0.8V CN-8
3 38 38 CABIN LAMP RY 2 15 0.8G
12 1 1 1 NC
2 39 39 NC 1 16 0.8V
12 1 2 2 FUSE
1 40 40 NC SPARE 17 0.8BrW
3 3 CRAB COM
BEACON LAMP SW 41 41 NC 18 0.8Or
CS-99 4 4 NC
42 42 NC 0.8B 19A 19 1.2B
CS-27 12 5 5 NC
0.8B 24J 43 43 NC 12 11 0.8GW 21A 20 0.8Gr
12 11 6 6 CRAB SIG MCU
12 11 0.8BrW 58A 44 44 NC 32 0.8ROr
11 10 7 7 ILLUMINATION
45 45 NC 10 22 0.8L
10 35 8 9 8 8 NC
10 0.8Y 4 0.8L 22 23 0.8VW
46 46 FUSE 9
8 9 36 0.8V 8 9 DPF REGEN
4 0.8 27E 47 47 FUSE 9 0.8L 22A 24 0.8R
8 37 7 7 10 10 DPF COM
0.8B 3 25 0.8LW
9 48 48 GND 11
7 7 38 0.8BrW 6 11 DPF INHIBIT
3 49 49 HEAD LAMP RY 26 0.8RW
6 39 5 12 12 AIR COMP RY
0.8VW 0.8GW 21
50 50 WORK LAMP RY
5 4
0.8 58 51 51 NC 0.8RW 26
4 3
52 52 NC
3 40 0.8 2
12 1
2 40 0.8WOr
53 53 BREAKER SW(JOYSTICK)
1 HARNESS RH,CONSOL
12 1 54 PRE-HEAT
54 SPARE
1 41 0.8Gr
BREAKER SW 55 55 CABIN LAMP RY
42 0.8YW CS-100
56 56 MCU TRAVEL ALARM SW
CN-10 43 0.8RW 1 CN-7 NO. DESTINATION
57 57 FUSE
1 NC 1 44 0.8B 2 1 1 NC
58 58 GND
2 NC 2 45 0.8WOr 3 2 2 NC

0
0.8Y 35A 59 59 POWER RY 0.8VW 23
3 ROOM LAMP 24V 3 46 0.8GW 4 3 3 NC
0.8G 51 60 BATT. RY

0,1
60 31 1.2ROr
4 SPEAKER RH- 4 5 4 4 FUSE
0.8V 53 R 0.8R 24 0.8G 4 4 0.8G
5 SPEAKER RH+ 5 4 6 1 5 5 BREAKER SW
0.8Y 52 BREAK
B 0.8BW 5 5 0.8BW
6 SPEAKER LH- 6 6 7 2 6 6 BREAKER RY
0.8L 55 0.8R 24A CS-26 0.8B 6 6 0.8B
7 SPEAKER LH+ 7 8 1 7 7 GND
1.2B 24F 24 2B HORN
CS-2 R 0.8Grw 7 7 0.8Grw
30 1.2W

H0 I
8 GND 8 10 I 9 2 8 8 HORN RY
1.2B 24G 1 0.8LW 25 CS-5 0.8L 8 8 0.8L
9 GND 9 46 0.8GW 8 10 9 9 NC

0, I
1.2BrW 58 2 2 L 0.8L 9 9 0.8L
10 BEACON LAMP 10 47 1.2R 11 10 10 NC
4

H
1.2V 28F 28 2V 3 12 11 0.8Br 30 0.8Gr 10 10 0.8Gr
11 CABIN LIGHT 11 12 11 11 NC

BR ACC
1.2V 28G 4 1

B
2 1 Gr 0.8Gr 11 11 0.8Gr
12 CABIN LIGHT 12 SPARE 12 12 NC
5 3
HARNESS CABIN 29 1.2BOr 13 13 AIR COMP RY
6 CN-142
0.8Gr 12 12 0.8Gr
+ A 14 MCU 5V

ST C
5 14
6 0.8W 13 13 0.8W
S B 15 15 MCU ACCEL SIG.
START KEY SW 0.8B 14 14 0.8B
- C 16 16 MCU SUPPLY GND
CN-116 ACCEL DIAL
12 NC
44 0.8B CS-33
11 GND
43 0.8RW 6 6
10 POWER 24V
5 5
9 NC
42 0.8YW
8 TRAVEL ALARM
4 4 HARNESS LH,CONSOL
41 0.8Gr 3 3
7 CABIN LIGHT OUT
40 0.8WOr 2 2 NO. DESTINATION
6 PRE-HEAT CN-4
49 0.8L 1 1 1
5 WASHER SIG 1 NC
48 0.8W EM'CY STOP SW
4 WIPER MOTOR DRIVE 2 2 NC
50 0.8Br
3 INT. SIG 3 3 NC
39 0.8VW
36E

36E

4 4 NC
12F

2 WORK LIGHT OUT

25
68
18
63
31

0.8Y 4 4 0.8Y
51
17

35
12

53

16

37

38 0.8BrW
37E

1 5 5 MCU POWER MAX

36

1 HEAD LIGHT OUT power

max B 0.8B 5 5 0.8B
0.5ROr

2 6 6 MCU SIG.GND
0.8ROr

SWITCH PANEL
0.8BOr
0.5BW
0.5GY
0.5YL

0.5LY

0.5Lg

0.8Or

cs-29 0.8Grw 6 6 0.8Grw

0.5V

0.5V

0.8G
0.8V
0.5B

0.8Y

0.8V

0.8B

1 7 7 MCU DECEL
decel R 0.8B 7 7 0.8B
2 8 8 MCU SIG.GND
cs-19 0.8L 8 8 0.8L
CN-246

CN-27A

CN-27

9 9 NC
9
1

4
5

10
11
12
13
14
15
16
2

4
5

0.8L
3

L 0.8L 9
10

2
1
2
3
4
5
6
7

9
8

10 10 NC
0.8Gr 10 10 0.8Gr
11 11 NC
1 Gr 0.8Gr 11 11 0.8Gr
REMOCON GND

12 12 NC
HARNESS RH SIDE
SPK FRT RH+

SPK FRT LH+

SPK FRT RH-
SPK FRT LH-

REMOCON+

13 NC
USB(GND)

CS-4 13
BACK UP+
AUX GND

AUX GND

TEL MUTE
USB GND

12 12
USB(D+)

0.8B 0.8B
USB(D-)

ANT 12V
USB D+
AUX S1

USB 5V

C
AUX S2

B
USB D-

A 14 14 GND
AUX R
AUX L
USB+

0.8V 13 13 0.8V
GND
ACC

B 15 NC
ILL+
NC
NC

15
NC

NC

ILL-
NC

NC

NC

0.8G 14 14 0.8G
A C 16 16 SAFETY SOL
USB & SOCKET ASSY REMOTE ASSY CASSETTE RADIO SAFETY SW 3809SH4EL06

4-6
MEMORANDUM

HYUNDAI HEAVY INDUSTRIES CO., LTD

CONSTRUCTION EQUIPMENT DIV.

4-7
1. POWER CIRCUIT (CLUSTER TYPE 1)
The negative terminal of battery is grounded to the machine chassis through master switch.
When the start switch is in the OFF position, the current flows from the positive battery terminal as
shown below.

1) OPERATING FLOW
Battery Battery relay Fusible link [CN-60] Master switch [CS-74]
Fuse box [No.1] Power relay [CR-35 (30)]
Fuse box [No.2] I/conn [CN-5 (46)] I/conn [CN -10 (3)] Room lamp [CL-1 (2)]
Door switch [CS-1]
Cassette radio [CN-27 (8)]
Hour meter [CN-48 (1)]
Fuse box [No.3] MCU controller [CN-51 (1)]
Fuse box [No.4] l/conn [CN-5 (36)] Start switch [CS-2 (1)]
RMS [CN-125A (1)]
GPS connector [CN-125 (1)]
Fuse box [No.5] l/conn [CN-11 (5)] AC & Heater controller
Blower relay
Fuse box [No.6] I/conn [CN-5 (18)] I/conn [CN-17 (5)] Wiper motor controller
[CN-141 (7)]
Wiper motor [CN-21 (4)]
Fuse box [No.7] I/conn [CN-5 (6)] I/conn [CN-56 (1)] Cluster
Fuse box [No.8] I/conn [CN-5 (5)] I/conn [CN-56 (5)] Cluster
※ I/conn : Intermediate connector

2) CHECK POINT

Engine Start switch Check point Voltage

① - GND (battery 1EA) 10~12.5V

② - GND (battery 2EA) 20~25V
OFF OFF
③ - GND (battery 2EA) 20~25V
④ - GND (fusible link) 20~25V

※ GND : Ground

4-8
 CN-141
R
CONTINUE 24V 7

WIPER MOTOR CONTROLLER

CN-17
CN-21 1
3 1 2

MASTER SW
2 2W CR-35
3 30

2
1
5 3 4 0.8WOr 87a 87 85
R R 86

CS-74B
4 5 2WR
4 87

2W
2W
5 6 0.8B
85
30 86

POWER RY
6 M 2 6 7 87a

0.8Gr
8

0.8RW
CN-5
WIPER MOTOR 1 CN-36

8
7
6
5
4
3
2
1
2 30A

CN-56
CN-125A 2W IG POWER
0.8W 1
3

L
Gr
Y
B
1

W
BATTERT POWER 0.8Y ROOM LAMP/CASSETTE 10A

WL
WR
RW
1.2R 2
KEY "IG" 2 4 1.2R 30A
0.8Gr MCU
5 3
RMS 0.8RW 2W START KEY 30A
6 4

TX

RX
3Y 20A

GND
6
5R

SIG 2
SIG 3
AIR CON/HEATER

IG 24V
5 7

C ST
CS-2 5

BATT.24V
0.8R WIPER 10A

CLUSTER

CAMERA SIG
6 8 6
0.8RW CLUSTER 10A
3 5 9 7
2 0.8Gr CLUSTER 10A

B
1 17

ACC BR
4 8
0.8R 0.8R
18 MCU CONT. 20A

H
4 3
9
138

19 20A

0, I
2 MCU EPPR
1.2W 10
20

START KEY SW
1 SWITCH PANEL 10A

I 0 H
21 11
CASSETTE 10A
22 12
POWER CIRCUIT (CLUSTER TYPE 1)

SPARE 10A
23 13
CN-125 CN-125 CONVERTER 20A
1.2W 24 14
1 1 WORK LAMP 30A
R 1.2R 31 15
2 2 CABIN LAMP(OPTION) 30A
1.2B 32 16
3 3 WIPER 10A
R 1.2GW 33
4 4 17
34 HEAD LAMP 20A

4-9
GPS CONN. 18
35 FUEL HEATER 30A
CN-27 1.2W 1.2W 19
36 START,STOP 30A
ACC 1 20
37 HORN 10A
145 5W

ILL- 2 38 21
AC& HEATER 20A
NC 3 CN-48 39 22
SAFETY SOL 10A
SPK FRT RH- 4 3 42 23
h 2 OPTION 20A
SPK FRT LH- 5 0.8Y 43 24
1 SOLENOIDE 20A
TEL MUTE 6 44 25
20A

HOUR METER
ANT 12V 7 45 CIGAR
0.8Y 0.8Y 0.8Y 26
OPTION(BEACON) 20A
BACK UP+ 8 46 27
ILL+ 9 47 TRAVEL SOL 20A
28
3

CR-1

10A

0.8Y
NC 10 48 PRE-HEAT
29
57 20A
BATT RY

SPK FRT RH+ 11 FUEL P/P

CASSETTE RADIO
30

5
4
1

9
8
7
6
3
58

12
11
10
REMOCON+ 12 ALT 10A
0.8WOr 0.8WOr

CN-10
59 31
FUSE BOX

REMOCON GND 13
60
SPK FRT LH+ 14
2

NC 15 CS-74A
60R

Gr
5R

Gr
GND 16

0.8Y
1
1
2

1
2

5R
CN-11
CN-60
CN-95

2
CS-74

1
2
FUSIBLE LINK

CL-1
1
BATTERY(+) 3
MASTER SW

(12VX2)

CS-1
2
5R
5R
5W

BATTERY
5W

ILLUMINATION 4

DOOR SW
W/TEMP SENSOR 10 3

ROOM LAMP
4

4
60B

AC & HEATER CONTROLLER(AUTO) 3Y

1

5
6
1 2 1
7
2
8

3809SH4EL07
3
4
CN-51
3 4 1.2R
BATT POWER 24V 1

BLOWER RY
MCU
■ POWER CIRCUIT (CLUSTER TYPE 2)
The negative terminal of battery is grounded to the machine chassis through master switch.
When the start switch is in the OFF position, the current flows from the positive battery terminal as
shown below.

1) OPERATING FLOW
Battery Battery relay Fusible link [CN-60] Master switch [CS-74]
Fuse box [No.1] Power relay [CR-35 (30)]
Fuse box [No.2] I/conn [CN-5 (46)] I/conn [CN -10 (3)] Room lamp [CL-1 (2)]
Door switch [CS-1]
Cassette radio [CN-27 (8)]
Hour meter [CN-48 (1)]
Fuse box [No.3] MCU controller [CN-50 (7)]
Fuse box [No.4] l/conn [CN-5 (36)] Start switch [CS-2 (1)]
Fuse box [No.5] l/conn [CN-11 (5)] AC & Heater controller
Blower relay
Fuse box [No.6] I/conn [CN - 5 (18)] I/conn [CN -17 (5)] Wiper motor controller
[CN-141 (7)]
Wiper motor [CN-21 (4)]
Fuse box [No.8] I/conn [CN - 5 (5)] I/conn [CN -56 (1)] Cluster

※ I/conn : Intermediate connector

2) CHECK POINT
Engine Start switch Check point Voltage

① - GND (battery 1EA) 10~12.5V

② - GND (battery 2EA) 20~25V
OFF OFF
③ - GND (battery 2EA) 20~25V
④ - GND (fusible link) 20~25V

※ GND : Ground

4-10
 2W CR-35
30
CN-141 0.8WOr 87a 87 85
R 86
CONTINUE 24V 7 2WR
87

MASTER SW
WIPER MOTOR CONTROLLER 0.8B
CN-17 85

2
1
30 86

POWER RY
CN-21 1 87a

CS-74B
3 1 2 CN-5

2W
2W
2 3 1 CN-36
5 3 4 2
R R 30A

BR
2W IG POWER
4 5 3 1
4 0.8Y ROOM LAMP/CASSETTE 10A
5 6 2

4
3
2
1
4 1.2R 30A
0.8Gr MCU
6 M 2 6 7 3

CN-56
5
2W START KEY 30A
8

RR
6 4
3Y 20A
5R

7 AIR CON/HEATER
WIPER MOTOR 5
0.8R WIPER 10A
8 6
9 SPARE 10A
7

TX
RX
0.8Gr 10A

GND
14 CLUSTER
8
15 20A

POWER IG(24V)
6 MCU CONT.

CLUSTER
5 9

C ST
CS-2
138

16 SPARE 10A
6 10
17 SWITCH PANEL 10A
5 0.8R 0.8R 11
3 18
2 CASSETTE 10A

B
1

ACC BR
4 19 12
1.2R SPARE 30A

H
4 3 20 13
CONVERTER 20A

0, I
POWER CIRCUIT (CLUSTER TYPE 2)

2 21 14
1.2W 30A
WORK LAMP

START KEY SW
1 31 15

I 0 H
CABIN LAMP(OPTION) 30A
32 16
33 WIPER 10A
17
34 HEAD LAMP 20A
18
35 FUEL HEATER 30A
CN-27 1.2W 1.2W 19
36 30A

4-11
START,STOP
ACC 1 20
37 HORN 10A
145 5W

ILL- 2 38 21
AC& HEATER 20A
NC 3 CN-48 39 22
0.8W SAFETY SOL 10A
SPK FRT RH- 4 3 42 23
h 2 OPTION 20A
SPK FRT LH- 5 0.8Y 43 24
1 SOLENOIDE 20A
TEL MUTE 6 44 25
20A

HOUR METER
ANT 12V 7 45 CIGAR
0.8Y 0.8Y 0.8Y 26
OPTION(BEACON) 20A
BACK UP+ 8 46 27
ILL+ 9 47 TRAVEL SOL 20A
28
CR-1
3

NC 10 48 PRE-HEAT 10A

0.8Y
29
57 20A
BATT RY

SPK FRT RH+ 11 FUEL P/P

CASSETTE RADIO
30

5
4
1

9
8
7
6
3
58

12
11
10
REMOCON+ 12 ALT 10A
0.8WOr 0.8WOr

CN-10
59 31
FUSE BOX

REMOCON GND 13
60
SPK FRT LH+ 14
2

NC 15 CS-74A
60R

Gr
5R

Gr
GND 16

0.8Y
1
1
2

1
2

5R
CN-11
CN-60
CN-95

2
CS-74

1
2
FUSIBLE LINK

CL-1
BATTERY(+)
1
3
MASTER SW

(12VX2)

CS-1
2
5R
5R
5W

ILLUMINATION
BATTERY
5W

DOOR SW
W/TEMP SENSOR 10 3

ROOM LAMP
4

4
60B

AC & HEATER CONTROLLER(AUTO) 3Y

5
1

6
1 2 1
7
2
8
3
CN-50
3 4 4 GY

3809SH4EL08
BATT POWER 24V(+) 7

BLOWER RY
MCU
2. STARTING CIRCUIT (CLUSTER TYPE 1)
1) OPERATING FLOW
Battery(+) terminal Battery relay [CR-1] Fusible link [CN-60] Master switch [CS-74]
Fuse box [No.4] Master switch [CS-74B] I/conn [CN-5(36)] Start switch [CS-2(1)]
(1) When start key switch is in ON position
Start switch ON [CS-2 (2)] I/conn [CN-5 (60)] Battery relay [CR-1]
Battery relay operating (all power is supplied with the electric component)
Start switch ON [CS-2 (3)] GPS connector [CN-125 (2) → (4)] I/conn [CN-5 (59)]
Power relay [CR-35 (86) → (87)] Fuse box [No.10]
GPS [CN-125A (2)]
(2) When start key switch is in START position
Start switch START [CS-2 (6)] I/conn [CN-5 (35)] Anti-restart relay [CR-5 (86) → (87)]
l/conn [CN-3 (2)] Start relay [CR-23]

2) CHECK POINT

Engine Start switch Check point Voltage

① - GND (battery)
② - GND (start key)
③ - GND (battery relay M4)
OPERATING START ④ - GND (starter B+) 20~25V
⑤ - GND (starter M)
⑥ - GND (start relay)
⑦ - GND (battery relay M8)

※ GND : Ground

4-12
 CN-5
1
2
3
4
5 2W CR-35
30

MASTER SW
6 0.8WOr 87a 87 85
86
2WR

2
1
7
CN-125A 87
0.8W 8 0.8B

CS-74B
BATTERT POWER 1 85
1.2R 9 30 86

POWER RY
87a
KEY "IG" 2

2W
2W
17
RMS 18
6 19 CN-36
5

C ST
CS-2
1.2BOr 20 2W IG POWER 30A
6 1
21 ROOM LAMP/CASSETTE 10A
3 5 2
2
22 MCU 30A

B
1

ACC BR
4 3
1.2R 23
2W START KEY 30A

H
4 3
0.8GW 24 4
20A

0, I
2 AIR CON/HEATER
1.2W 31 5

START KEY SW
1 WIPER 10A
32

I 0 H
6
CLUSTER 10A
5R

33 7
CLUSTER 10A

2
34
1.2BOr 1.2BOr 8
CN-125 CN-125 35 MCU CONT. 20A
1.2W 1.2W 1.2W 9
138

1 1 36 MCU_EPPR 20A
R 1.2R 10
2 2 37 SWITCH PANEL 10A
1.2B 11
3 3 38 CASSETTE 10A
R 1.2GW 12
4 4 39 10A
SPARE
GPS CONN. 57 CN-51 0.8V
13
CONVERTER 20A
20
STARTING CIRCUIT (CLUSTER TYPE 1)

58 ANTI-RESTART RY 14
0.8WOr 0.8WOr WORK LAMP 30A
59 MCU 15
0.8GW 0.8GW CABIN LAMP(OPTION) 30A
60 16
CN-52 WIPER 10A
ALT LEVEL 27 17
HEAD LAMP 20A

4-13
MCU 18
FUEL HEATER 30A
19
0.8
0.8

1.2 START,STOP 30A

0.8Br
0.8BOr

20
5W

HORN 10A
21
20A
87

AC& HEATER
145

85
86
30

87a

22
CR-5

0.8
0.8
10A

0.8B
SAFETY SOL

0.8W
23
OPTION 20A
30
87a 87

24
20A
86

3
2

9
8
7
6
5
4
1
85

12
11
10
SOLENOIDE
25

CN-3
3
CIGAR 20A
1.2B
1.2G

26

0.8B
0.8G
ANTI-RESTART RY

OPTION(BEACON) 20A
27
20A

2
TRAVEL SOL

1
28
CR-1

DO-3

B
DO-4 PRE-HEAT 10A

Gr

6
29

DIODE
1
7

20A
BATT RY

FUEL P/P
2 30
10A

DIODE
ALT

1
2
31
FUSE BOX

CS-74A
60R

CR-23
5R
1

START RY
1
2

1
2

5R
CN-60
CN-95

2
CS-74

R
5R
5R
5W
5W
MASTER SW

FUSIBLE LINK

WOr
(12VX2)

4
BATTERY

15R

2
1
60B

I
R
B+
M

B+
CN-45

CN-74

3809SH4EL09
~
G

U
M

STARTER

ALTERNATOR
■ STARTING CIRCUIT (CLUSTER TYPE 2)
1) OPERATING FLOW
Battery(+) terminal Battery relay [CR-1] Fusible link [CN-60] Master switch [CS-74]
Fuse box [No.4] Master switch [CS-74B] I/conn [CN-5(36)] Start switch [CS-2(1)]
(1) When start key switch is in ON position
Start switch ON [CS-2 (2)] I/conn [CN-5 (60)] Battery relay [CR-1]
Battery relay operating (all power is supplied with the electric component)
Start switch ON [CS-2 (3)] I/conn [CN-5 (59)] Power relay [CR-35 (86) → (87)]
Fuse box [No.10]
(2) When start key switch is in START position
Start switch START [CS-2 (6)] I/conn [CN-5 (35)] Anti-restart relay [CR-5 (86) → (87)]
l/conn [CN-3 (2)] Start relay [CR-23]

2) CHECK POINT
Engine Start switch Check point Voltage

① - GND (battery)
② - GND (start key)
③ - GND (battery relay M4)
OPERATING START ④ - GND (starter B+) 20~25V
⑤ - GND (starter M)
⑥ - GND (start relay)
⑦ - GND (battery relay M8)

※ GND : Ground

4-14
 CN-5
1
2
3
4

MASTER SW
5 2W CR-35
30
0.8WOr

2
6

1
87a 87 85
86
7 2WR

CS-74B
87
8 0.8B

2W
2W
85
9 30 86

POWER RY
87a
17
18
19 CN-36
20 2W IG POWER 30A
1
21 ROOM LAMP/CASSETTE 10A
22 2
MCU 30A
23 3
6 2W START KEY 30A
5

ST C
CS-2 1.2BOr 24 4
AIR CON/HEATER 20A
6 31 5
5 WIPER 10A
3 32 6
2

B
10A

BR ACC
1 SPARE
5R

4 33
1.2R 7
10A

H
4 3 34 CLUSTER
0.8GW 1.2BOr 0.8BOr 8
20A

0, I
2 35 MCU CONT.
1.2W 1.2W 1.2W 9
138

1 36 10A

START KEY SW
SPARE

H 0 I
10
37 SWITCH PANEL 10A
11
38 CASSETTE 10A

2
39 12
SPARE 30A
57 CN-50 V/W
13
CONVERTER 20A
11
STARTING CIRCUIT (CLUSTER TYPE 2)

58 ANTI-RESTART RY 14
0.8WOr 0.8WOr WORK LAMP 30A
59 MCU 15
0.8GW 0.8GW CABIN LAMP(OPTION) 30A
60 16
CN-51 WIPER 10A
W
ALT LEVEL 9 17
HEAD LAMP 20A

4-15
MCU 18
FUEL HEATER 30A
19
0.8
0.8

2.0Y START,STOP 30A

0.8Br
0.8BOr

20
5W

HORN 10A
21
20A
87

AC& HEATER
145

85
86
30

87a

22
CR-5

0.8
0.8
10A

0.8B
SAFETY SOL

0.8W
23
OPTION 20A
30
87a 87

24
20A
86

3
2

9
8
7
6
5
4
1
85

12
11
10
SOLENOIDE
25

CN-3
3
CIGAR 20A
1.2B
1.2G

26

0.8B
0.8G
ANTI-RESTART RY

OPTION(BEACON) 20A
27
20A

2
TRAVEL SOL

1
28
CR-1

DO-3

B
DO-4 PRE-HEAT 10A

Gr

6
29

DIODE
1 20A
7

BATT RY

FUEL P/P
2 30
10A

DIODE
ALT

1
2
31
FUSE BOX

CS-74A
60R

CR-23
5R
1

START RY
1
2

1
2

5R
CN-60
CN-95

2
CS-74

R
5R
5R
5W
5W
MASTER SW

FUSIBLE LINK

WOr
(12VX2)
BATTERY

15R

2
1
60B

I
R
B+
M

B+
CN-45

CN-74

3809SH4EL10
~
G
M

U
STARTER

ALTERNATOR
3. CHARGING CIRCUIT (CLUSTER TYPE 1)
When the starter is activated and the engine is started, the operator releases the key switch to the
ON position.
Charging current generated by operating alternator flows into the battery through the battery relay
[CR-1].
The current also flows from alternator to each electrical component and controller through the fuse box.
1) OPERATING FLOW
(1) Warning flow
Alternator "I" terminal I/conn [CN-3 (3)] MCU alternator level [CN-52 (27)]
Cluster charging warning lamp(Via serial interface)

(2) Charging flow

Alternator "B+" terminal Battery relay(M8) Battery(+) terminal
Fusible link [CN-60] Master switch [CS-74]
Fuse box

2) CHECK POINT

Engine Start switch Check point Voltage

① - GND (battery voltage)

② - GND (battery relay)
Run ON ③ - GND (alternator B+ terminal) 20~30V
④ - GND (alternator I terminal)
⑤ - GND (MCU)
※ GND : Ground

4-16
 0.8L
0.8Y
CN-51

5
4
1

9
8
7
6
3

60
59
58
57
24
23
22
21
20
19
18
17
0.8L
0.8Y
BATT POWER_24V 1

CN-5
POWER IG 2

8
7
6
5
4
3
2
1
POWER_24V OUT 3

0.8L
0.8Y
CN-56
TACHO SENSOR+ 4 CN-36
5

L
Gr
Y
B

W
WL
30A

WR
RW
IG POWER
CAN1 Hi 21 1
nc 22 ROOM LAMP/CASSETTE 10A
0.8L 2
RS485+(TX)-CLUSTER 23 MCU 30A

TX

RX
RS232C1_TX-HRDT 24 3

SIG_2
GND
SIG_3

IG 24V
RS232C2_TX-RCM START KEY 30A
25

BATT.24V
4

CAMERA SIG
TRAVEL ALARM SELECT SIG 26

CLUSTER
AIR CON/HEATER 20A
ENG OIL PS 27 5
WIPER 10A
coolent level 28 6
AIR CLEANER SW(NO) 29 CLUSTER 10A
5R

BLOWER SIG. 30
7
CLUSTER 10A
CAN1 Lo 31 8
nc 32 MCU CONT. 20A
0.8Y 9
RS485-(RX)-CLUSTER 33
MCU_EPPR 20A
10
ENGINE OIL FILTER 37 SWITCH PANEL 10A
11
nc 38 10A
CASSETTE
nc 39 12
SPARE 10A
nc 40 13
CONVERTER 20A
CN-52 14

MCU
WORK LAMP 30A
CHARGING CIRCUIT (CLUSTER TYPE 1)

ARM REGEN SOL 1 15

POWER MAX SOL 2 CABIN LAMP(OPTION) 30A
16
TRAVEL SPEED SOL 3 10A
WIPER
ATT_ SAFETY SOL 4 17
HEAD LAMP 20A
ATT_PRESS SOL. 5
18

4-17
ATT_CONFLUX SOL. 6 FUEL HEATER 30A
19

0.8B

0.8W
START,STOP 30A
WATER TEMP SENDOR 25 20
5W

FUEL LEVEL SENSOR 26 HORN 10A

21

3
2

9
8
7
6
5
4
1
ALT. LEVEL

12
11
10
27 20A
AC& HEATER
145

CN-3
GOV. POTENTIO SIG. 28 22
P1 PRESS SENSOR 29 SAFETY SOL 10A
23

5
P2 PRESS SENSOR 30 20A
OPTION
24
SWING PRESS SENSOR SOLENOIDE 20A
36
25

B
DO-4

Gr
WORK PRESS SENSOR(A) 37 CIGAR 20A
1.2B

TRAVEL PRESS SENSOR(A) 1 26

0.8B
38
OPTION(BEACON) 20A
OVERLOAD SIG 39 2 27

DIODE
1
2
nc 40 20A

2
TRAVEL SOL

1
28
CR-1

DO-3
PRE-HEAT 10A
29

DIODE
20A
2

BATT RY

FUEL P/P
30

CR-23
ALT 10A
31
FUSE BOX

START RY
1

4
R
CS-74A
60R

5R

WOr
1
1
2

1
2

5R
CN-60
CN-95

2
CS-74

15R

2
1
5R
5R
5W
5W
MASTER SW

FUSIBLE LINK

(12VX2)

I
BATTERY

R
M

B+
B+
CN-45

CN-74

3
60B

~
G
M

ALTERNATOR
STARTER

3809SH4EL11
■ CHARGING CIRCUIT (CLUSTER TYPE 2)
When the starter is activated and the engine is started, the operator releases the key switch to the
ON position.
Charging current generated by operating alternator flows into the battery through the battery relay
[CR-1].
The current also flows from alternator to each electrical component and controller through the fuse box.
1) OPERATING FLOW
(1) Warning flow
Alternator "I" terminal I/conn [CN-3 (3)] MCU alternator level [CN-51 (9)]
Cluster charging warning lamp(Via serial interface)

(2) Charging flow

Alternator "B+" terminal Battery relay(M8) Battery(+) terminal
Fusible link [CN-60] Master switch [CS-74]
Fuse box

2) CHECK POINT

Engine Start switch Check point Voltage

① - GND (battery voltage)

② - GND (battery relay)
Run ON ③ - GND (alternator B+ terminal) 20~30V
④ - GND (alternator I terminal)
⑤ - GND (MCU)

※ GND : Ground

4-18
 CN-51
WORKING PS 1
POWER MAX SW 2
TRAVEL ALARM SW 3
ENG OIL PS 4
NC 5

0.8L

5
0.8Y
NC 6
24V(PRES.SENSOR) 7 CN-36

L
Y
GND(PRES.SENSOR) 8

5
4
1

9
8
7
6
3

60
59
58
57
24
23
22
21
20
19
18
17
W IG POWER 30A
ALT LEVEL 9

CN-5
1
P1 PRESS SIG. 10
ROOM LAMP/CASSETTE 10A
2

4
3
2
1

0.8L
0.8Y
P2 PRESS SIG. 11 MCU 30A
3

CN-56
P3 PRESS SIG. 12
START KEY 30A
TRAVEL PS 13

RR
4
O/T DECEL SW 14 AIR CON/HEATER 20A
WATER LEVEL SW
5
15 WIPER 10A
AIR CLEANER SW 16 6
SPARE 10A
5R

NC 17
7

TX
RX
NC

GND
18 CLUSTER 10A
NC 19 8
20A

POWER IG(24V)

CLUSTER
GND (POT&DIAL)
MCU CONT.
20 9
5V (POT&DIAL) 21 SPARE 10A
10
22 SWITCH PANEL 10A
11
CN-50 CASSETTE 10A

MCU
BOOM PRIORITY SOL 1
12
SPARE 30A
ARM REGEN 2 13
POWER MAX SOL. 3 CONVERTER 20A
14
HOUR-METER 4 WORK LAMP 30A
ENG PREHEATER 5 15
CABIN LAMP(OPTION) 30A
FUEL HEATER 6 16
CHARGING CIRCUIT (CLUSTER TYPE 2)

BATTERY 24V(+) 7 WIPER 10A

PUMP EPPR(-) 8
17
HEAD LAMP 20A
NC 9 18
FUEL HEATER 30A
10

0.8B

0.8W
19
NC 25 START,STOP 30A

4-19
20
5W

NC 26
HORN 10A

3
2

9
8
7
6
5
4
1
NC

12
11
10
27 21

CN-3
GND (MAIN) AC& HEATER 20A
145

28
Y 22
SERIAL-TX 29 10A
L SAFETY SOL
SERIAL-RX 30 23
OPTION 20A
GND 31 24
RS232 (+) 32 SOLENOIDE 20A

B
DO-4

Gr
RS232 (-) 33
25
1 CIGAR 20A
RS232 (GND) 34 1.2B 26

0.8B
NC 35 2 OPTION(BEACON) 20A

DIODE
1
2
27
PUMP EPPR(+) 36 20A

2
TRAVEL SOL

1
28
CR-1

DO-3
PRE-HEAT 10A
29

DIODE
20A
2

BATT RY
FUEL P/P
30

CR-23
ALT 10A
31

START RY
FUSE BOX

4
R
CS-74A

WOr
60R

5R
1
1
2

1
2

5R

15R
CN-60
CN-95

2
CS-74

2
1
I
5R
5R
5W
5W
MASTER SW

R
FUSIBLE LINK

(12VX2)
BATTERY

B+
M

B+
CN-45

CN-74

3
~
60B

U
M

ALTERNATOR
STARTER

3809SH4EL12
4. HEAD AND WORK LIGHT CIRCUIT (CLUSTER TYPE 1)
1) OPERATING FLOW
Fuse box (No.15) Work light relay [CR-4 (30, 86)]
Fuse box (No.18) Head light relay [CR-13 (30, 86)]
(1) Head light switch ON
Head light switch ON [CN-116 (1)] l/conn [CN-5 (49)] Head light relay [CR-13 (85) → (87)]
Head light ON [CL-3 (1), CL-4 (1)]
l/conn [CN-11 (8)] AC & Heater controller illumination ON [4]
l/conn [CN-5 (13)] Cassette radio illumination ON [CN-27 (9)]
Cigar light [CL-2]
l/conn [CN-8 (7)] Accel dial LED ON

(2) Work light switch ON

Work light switch ON [CN-116 (2)] l/conn [CN-5 (50)] Work light relay [CR-4 (85) → (87)]
l/conn [CN-12 (1)] Work light ON [CL-5 (2), CL-6 (2)]

2) CHECK POINT
Engine Start switch Check point Voltage

① - GND (fuse box)

② - GND (switch power output)
③ - GND (head light relay)
④ - GND (head light)
STOP ON 20~25V
⑤ - GND (fuse box)
⑥- GND (switch power output)
⑦ - GND (work light relay)
⑧ - GND (work light)

※ GND : Ground

4-20
 NC
GND
IG 24V
2
1
CN-36

POWER IG
BATTERY(+)
CN-279
IG POWER 30A

ILLUMINATION
ILLUMINATION

REVERSE FAN
1

INCAR SENSOR
ROOM LAMP/CASSETTE 10A

POWER TR BASE

W/TEMP SENSOR
DUCT SENSOR(+)
0.8B

AMBIENT SENSOR
2

0.8ROr
MCU 30A

DUCT SENSOR(GND)
ACCEL DIAL LED
3
START KEY 30A
4
20A

9
8
7
6
5
4
3
2
1
AIR CON/HEATER

14
13
12
11
10
5
WIPER 10A
6
CLUSTER 10A
7
CLUSTER 10A
CN-5 8
MCU CONT. 20A

0.8ROr

AC & HEATER CONTROLLER(AUTO)

1 9
MCU EPPR 20A
2 10

2
2

5
5

7
6

4
1
4
1

8
7
6
3
3

12
11
10
SWITCH PANEL 10A
3

CN-8
11

CN-11
CASSETTE 10A
CN-27 4 12

0.8
1
ACC 1 SPARE 10A
5

0.8ROr
13
ILL- 2 6 CONVERTER 20A
14
NC 3 7 2RW WORK LAMP 30A
15
SPK FRT RH- 4 8 CABIN LAMP(OPTION) 30A
16
SPK FRT LH- 5 9 10A
WIPER
TEL MUTE 6 10 17
1.2Br HEAD LAMP 20A
ANT 12V 7 11 18
FUEL HEATER 30A
BACK UP+ 8 12 19
0.8ROr 0.8ROr 0.8ROr START,STOP 30A
ILL+ 9 13 20
10A
5

HORN
NC 10 14 21
AC& HEATER 20A
SPK FRT RH+ 11 15

CASSETTE RADIO
22
REMOCON+ 12 16 SAFETY SOL 10A

4-21
23
REMOCON GND 13 17 OPTION 20A
24
SPK FRT LH+ 14 18 SOLENOIDE 20A
CL-2 25
NC 15 19 CIGAR 20A
26
GND 16 20 OPTION(BEACON) 20A
21 27
HEAD AND WORK LIGHT CIRCUIT (CLUSTER TYPE 1)

ROr TRAVEL SOL 20A

28
41 PRE-HEAT 10A

CIGAR LIGHT
42 29
FUEL P/P 20A
43 30
ALT 10A
44 31
8
FUSE BOX

45
2B
2RG

2
46
47
1
2

CN-116 48
CN-12

0.8BrW 0.8BrW 0.8BrW

HEAD LIGHT OUT 1 49
0.8VW 0.8VW 0.8VW
WORK LIGHT OUT 2 50
INT. SIG 3 51
7

WIPER MOTOR DRIVE 4 52

WASHER SIG 5 53

6
0.8Br
0.8RW

3 4
3 4

PRE-HEAT 6 54
V
B
V
B

1.2ROr
2RG

0.8BrW
0.8VW

1.2B
1.2B
2RW

1.2Br
1.2ROr
1.2ROr

CABIN LIGHT OUT 7 55

TRAVEL ALARM 8 56
1
1

2
2
1

87
87
2

85
85
1

86
86
2

30
30

87a
87a

CL-4
CL-3
CL-6

57
CR-4
CL-5

NC 9

SWITCH PANEL
CR-13

POWER 24V 10 58
GND 11 59
HEAD LAMP
HEAD LAMP

30 86
30 86

87a 87 85
87a 87 85

NC 12 60
WORK LAMP

HEAD LAMP RY
WORK LAMP RY

3809SH4EL13
■ HEAD AND WORK LIGHT CIRCUIT (CLUSTER TYPE 2)
1) OPERATING FLOW
Fuse box (No.15) Work light relay [CR-4 (30, 86)]
Fuse box (No.18) Head light relay [CR-13 (30, 86)]
(1) Head light switch ON
Head light switch ON [CN-116 (1)] l/conn [CN-5 (49)] Head light relay [CR-13 (85) → (87)]
Head light ON [CL-3 (1), CL-4 (1)]
l/conn [CN-11 (8)] AC & Heater controller illumination ON [4]
l/conn [CN-5 (13)] Cassette radio illumination ON [CN-27 (9)]
Cigar light [CL-2]
l/conn [CN-8 (7)] Accel dial LED ON

(2) Work light switch ON

Work light switch ON [CN-116 (2)] l/conn [CN-5 (50)] Work light relay [CR-4 (85) → (87)]
l/conn [CN-12 (1)] Work light ON [CL-5 (2), CL-6 (2)]

2) CHECK POINT

Engine Start switch Check point Voltage

① - GND (fuse box)

② - GND (switch power output)
③ - GND (head light relay)
④ - GND (head light)
STOP ON 20~25V
⑤ - GND (fuse box)
⑥- GND (switch power output)
⑦ - GND (work light relay)
⑧ - GND (work light)

※ GND : Ground

4-22
 NC
GND
2
1

IG 24V
CN-36

CN-279

POWER IG
BATTERY(+)
IG POWER 30A

ILLUMINATION
ILLUMINATION

REVERSE FAN
1

0.8B

INCAR SENSOR
ROOM LAMP/CASSETTE 10A

POWER TR BASE

W/TEMP SENSOR
0.8ROr

DUCT SENSOR(+)

AMBIENT SENSOR
2
MCU 30A

DUCT SENSOR(GND)
3

ACCEL DIAL LED

START KEY 30A
4
20A

9
8
7
6
5
4
3
2
1
AIR CON/HEATER

14
13
12
11
10
5
WIPER 10A
6
SPARE 10A
7
CLUSTER 10A
CN-5 8
20A

AC & HEATER CONTROLLER(AUTO)

MCU CONT.

0.8ROr
1 9
SPARE 10A
2 10

2
2

5
5

7
6

4
1
4
1

8
7
6
3
3

12
11
10
SWITCH PANEL 10A
3

CN-8
11

CN-11
CASSETTE 10A
CN-27 4 12

0.8
1
ACC 1 SPARE 30A
5

0.8ROr
13
ILL- 2 6 CONVERTER 20A
14
NC 3 7 2RW WORK LAMP 30A
15
SPK FRT RH- 4 8 CABIN LAMP(OPTION) 30A
16
SPK FRT LH- 5 9 10A
WIPER
TEL MUTE 6 10 17
1.2Br HEAD LAMP 20A
ANT 12V 7 11 18
FUEL HEATER 30A
BACK UP+ 8 12 19
0.8ROr 0.8ROr 0.8ROr START,STOP 30A
ILL+ 9 13 20
5

HORN 10A
NC 10 14 21
AC& HEATER 20A
SPK FRT RH+ 11 15

CASSETTE RADIO
22
REMOCON+ 12 16 SAFETY SOL 10A

4-23
23
REMOCON GND 13 17 OPTION 20A
24
SPK FRT LH+ 14 18 SOLENOIDE 20A
CL-2 25
NC 15 19 CIGAR 20A
26
GND 16 20 OPTION(BEACON) 20A
27
HEAD AND WORK LIGHT CIRCUIT (CLUSTER TYPE 2)

ROr 21 TRAVEL SOL 20A

28
41 PRE-HEAT 10A

CIGAR LIGHT
42 29
FUEL P/P 20A
43 30
ALT 10A
44 31
8
FUSE BOX

45
2B
2RG

2
46
47
1
2

CN-116 48
CN-12

0.8BrW 0.8BrW 0.8BrW

HEAD LIGHT OUT 1 49
0.8VW 0.8VW 0.8VW
WORK LIGHT OUT 2 50
INT. SIG 3 51
7

WIPER MOTOR DRIVE 4 52

WASHER SIG 5 53

6
0.8Br
0.8RW

3 4

3 4

PRE-HEAT 6 54
V
B
V
B

1.2ROr
2RG

0.8BrW
0.8VW

1.2B
1.2B
2RW

1.2Br
1.2ROr
1.2ROr

CABIN LIGHT OUT 7 55

TRAVEL ALARM 8 56
1
1

2
2
1

87
87
2

85
85
1

86
86
2

30
30

87a
87a

CL-3
CL-6

57
CL-4
CR-4
CL-5

NC 9

SWITCH PANEL
CR-13

POWER 24V 10 58
GND 11 59
HEAD LAMP
HEAD LAMP

30 86
30 86

87a 87 85
87a 87 85

NC 12 60
WORK LAMP

HEAD LAMP RY
WORK LAMP RY

3809SH4EL14
5. BEACON LAMP AND CAB LIGHT CIRCUIT (CLUSTER TYPE 1)
1) OPERATING FLOW
Fuse box (No. 27) I/conn [CN-5 (33)] Beacon lamp switch [CN-23 (8)]
Fuse box (No.16) Cab light relay [CR-9 (30, 86)]
(1) Beacon lamp switch ON
Beacon lamp switch ON [CS-23 (4)] Switch indicator lamp ON [CS-23 (11)]
l/conn [CN-10 (10)] Beacon lamp ON [CL-7]
(2) Cab light switch ON
Cab light switch ON [CN-116 (7)] I/conn [CN-5 (55)] Cabin light relay [CR-9 (85) → (87)]
I/conn [CN-5 (34)] I/conn [CN-10 (11, 12)] Cab light ON [CL-8 (2), CL-9 (2)]

2) CHECK POINT
Engine Start switch Check point Voltage

① - GND (fuse box)

② - GND (switch power input)
③ - GND (switch power output)
④ - GND (beacon lamp)
STOP ON 20~25V
⑤ - GND (fuse box)
⑥ - GND (cab light relay)
⑦ - GND (switch power output)
⑧ - GND (cab light)

※ GND : Ground

4-24
 CN-36
IG POWER 30A
1
ROOM LAMP/CASSETTE 10A
2
MCU 30A

12

M
3
4
9

12
10
3

CL-9
CL-7

CL-8
START KEY 30A
4
AIR CON/HEATER 20A

2
2

1
1
5
WIPER 10A

7
8

CAB LIGHT-RH
2
11
6
CLUSTER 10A

1.2B

CAB LIGHT-LH
BEACON LAMP
7

1.2B
2.0V
2.0V

1.2B
10
11

5
9
12

4
8

4
1
2
3
6
7

1.2BrW
CLUSTER 10A

CS-23
8

BEACON LAMP SW

8
MCU CONT. 20A
9

0.8B
MCU EPPR 20A

1.2BrW
1.2Br
0.8BrW
10
SWITCH PANEL 10A
11
10A

3
CASSETTE
12

2
SPARE 10A
13

5
CONVERTER 20A
14
WORK LAMP 30A
15

5
4
1

9
8
7
6
3

12
11
10
2R CABIN LAMP(OPTION) 30A
CN-5 16

CN-10
WIPER 10A
1 17
HEAD LAMP 20A
2 18
FUEL HEATER 30A
3 19
4 START,STOP 30A
20
5 HORN 10A
21
6 AC& HEATER 20A
22
7 SAFETY SOL 10A
23
8 OPTION 20A

4-25
1.2B 1.2B
30 24
1

1.2B 1.2B SOLENOIDE 20A

31 25
CIGAR 20A
32 26
1.2Br 1.2Br 1.2Br OPTION(BEACON) 20A
33 27
1.2V 1.2V TRAVEL SOL 20A
34 28
PRE-HEAT 10A
35 29
FUEL P/P 20A
36 30
37 ALT 10A
CN-116 0.8V 0.8V 31
FUSE BOX

1 38
HEAD LIGHT OUT
BEACON LAMP AND CAB LIGHT CIRCUIT (CLUSTER TYPE 1)

2 39
WORK LIGHT OUT
INT. SIG 3 51
WIPER MOTOR DRIVE 52

7
4
WASHER SIG 5 53
PRE-HEAT 6 54
0.8Gr 0.8Gr 0.8Gr
6

CABIN LIGHT OUT 7 55

TRAVEL ALARM 8 56
0.8R

NC 9 57
2V

SWITCH PANEL
0.8Gr

58
2R

POWER 24V 10
GND 11 59
87
85
86
30

NC 12 60
87a
CR-9

30 86
87a 87 85

CABIN LAMP RY

3809SH4EL15
■ BEACON LAMP AND CAB LIGHT CIRCUIT (CLUSTER TYPE 2)
1) OPERATING FLOW
Fuse box (No. 27) I/conn [CN-5 (33)] Beacon lamp switch [CN-23 (8)]
Fuse box (No.16) Cab light relay [CR-9 (30, 86)]
(1) Beacon lamp switch ON
Beacon lamp switch ON [CS-23 (4)] Switch indicator lamp ON [CS-23 (11)]
l/conn [CN-10 (10)] Beacon lamp ON [CL-7]
(2) Cab light switch ON
Cab light switch ON [CN-116 (7)] I/conn [CN-5 (55)] Cabin light relay [CR-9 (85) → (87)]
I/conn [CN-5 (34)] I/conn [CN-10 (11, 12)] Cab light ON [CL-8 (2), CL-9 (2)]

2) CHECK POINT
Engine Start switch Check point Voltage

① - GND (fuse box)

② - GND (switch power input)
③ - GND (switch power output)
④ - GND (beacon lamp)
STOP ON 20~25V
⑤ - GND (fuse box)
⑥ - GND (cab light relay)
⑦ - GND (switch power output)
⑧ - GND (cab light)

※ GND : Ground

4-26
 CN-36
IG POWER 30A
1
ROOM LAMP/CASSETTE 10A
2
MCU 30A

12

M
3
4
9

12
10
3

CL-7

CL-9
CL-8
START KEY 30A
4
AIR CON/HEATER 20A

2
2

1
1
5
WIPER 10A

7
8

CAB LIGHT-RH
2
11
6
SPARE 10A

1.2B

CAB LIGHT-LH
BEACON LAMP
7

1.2B
2.0V
2.0V

1.2B
10
11

5
9
12

4
4
8

1
2
3
6
7

1.2BrW
CLUSTER 10A

CS-23
8

BEACON LAMP SW

8
MCU CONT. 20A
9

0.8B
SPARE 10A

1.2BrW
1.2Br
0.8BrW
10
SWITCH PANEL 10A
11
10A

3
CASSETTE
12

2
SPARE 30A
13

5
CONVERTER 20A
14
WORK LAMP 30A
15

5
4
1

9
8
7
6
3

12
11
10
2R CABIN LAMP(OPTION) 30A
CN-5 16

CN-10
WIPER 10A
1 17
HEAD LAMP 20A
2 18
FUEL HEATER 30A
3 19
4 START,STOP 30A
20
5 HORN 10A
21
6 AC& HEATER 20A
22
7 SAFETY SOL 10A
23
8 OPTION 20A

4-27
1.2B 1.2B
30 24
1

1.2B 1.2B SOLENOIDE 20A

31 25
CIGAR 20A
32 26
1.2Br 1.2Br 1.2Br OPTION(BEACON) 20A
33 27
1.2V 1.2V TRAVEL SOL 20A
34 28
PRE-HEAT 10A
35 29
FUEL P/P 20A
36 30
37 ALT 10A
CN-116 0.8V 0.8V 31
FUSE BOX

1 38
HEAD LIGHT OUT
BEACON LAMP AND CAB LIGHT CIRCUIT (CLUSTER TYPE 2)

2 39
WORK LIGHT OUT
INT. SIG 3 51

7
WIPER MOTOR DRIVE 4 52
WASHER SIG 5 53
PRE-HEAT 6 54
0.8Gr 0.8Gr 0.8Gr
6

CABIN LIGHT OUT 7 55

TRAVEL ALARM 8 56
0.8R

NC 9 57
2V

SWITCH PANEL
0.8Gr

58
2R

POWER 24V 10
GND 11 59
87
85
86
30

NC 12 60
87a
CR-9

30 86
87a 87 85

CABIN LAMP RY

3809SH4EL16
6. WIPER AND WASHER CIRCUIT (CLUSTER TYPE 1)
1) OPERATING FLOW
(1) Key switch ON
Fuse box (No.11) I/conn [CN-5 (57)] Switch panel [CN-116 (10)]
Fuse box (No.6) I/conn [CN-5 (18)] I/conn [CN-17 (5)] Wiper motor controller [CN-141(7)]
Wiper motor [CN-21(4)]
Fuse box (No.17) I/conn [CN-5 (24)] l/conn [CN-17 (4)] Wiper motor controller [CN-141 (6)]
Washer pump [CN-22 (2)]
(2) Wiper switch ON : 1st step (Intermittent)
Wiper switch ON [CN-116 (3)] I/conn [CN-17 (8)] Wiper motor controller [CN-141 (10) → (3)]
Wiper motor intermittently operating [CN-21 (6)]
(3) Wiper switch ON : 2nd step (continual)
Wiper switch ON [CN-116(4)] I/conn[CN-17(2)] Wiper motor controller [CN-141(2) → (4)]
Wiper motor operating [CN-21(2)]
(4) Washer switch ON
Washer switch ON [CN-116 (5)] I/conn [CN-17 (7)] Wiper motor controller [CN-141 (9) → (8)]
I/conn [CN-17 (6)] I/conn [CN-5 (19)] Washer pump [CN-22 (1)] Washer operating
Wiper switch ON [CN-116 (4)] I/conn[CN-17 (2)] Wiper motor controller [CN-141 (2) → (4)]
Wiper motor operating [CN-21 (2)]
(5) Auto parking
parking(when switch OFF)
Switch OFF [CN-116 (4)] Wiper motor parking position by wiper motor controller

2) CHECK POINT

Engine Start switch Check point Voltage

① - GND (fuse box)

24V
② - GND (switch power input)
③ - GND (switch power output)
STOP ON 0 ~ 5V
④ - GND (wiper power input)
⑤ - GND (wiper power output) 24V
⑥ - GND (wiper motor) 0 or 24V
※ GND : Ground

4-28
 CN-5
1
2
3
4 CN-36
5 IG POWER 30A

6
CN-21 6 1
ROOM LAMP/CASSETTE 10A
3 1 CS-53 7 2
R Or MCU 30A
2 8 3
Gr START KEY 30A
5 3 9 4
R 20A
4 4 10 AIR CON/HEATER
G B
5
5 11 0.8R WIPER 10A

WIPER CUT SW
L 6
6 M 2 6 12 10A
CLUSTER

WIPER MOTOR
7
13 CLUSTER 10A
8

1
14 20A
MCU CONT.
15 9
MCU EPPR 20A
16 10

4
0.8RW SWITCH PANEL 10A
17 11
0.8R 0.8R 10A
CN-141 18 CASSETTE
G 0.8V 0.8V 12
FEED BACK 1 19 SPARE 10A
W 13

1
MOTOR DRIVE SIG 2 CN-17 20 CONVERTER 20A
L 14
MOTOR DRIVE- 3 1 21 WORK LAMP 30A
R W 0.8W
MOTOR DRIVE+ 4 2 22 15
B B 1.2B CABIN LAMP(OPTION) 30A
GND 5 3 23 16
GrW GrW 0.8ROr 0.8ROr 0.8GrW 0.8GrW WIPER 10A
VCC 6 4 24 17
R R 0.8R HEAD LAMP 20A
CONTINUE 24V 7 5 25 18
V V 0.8V 30A
WASHER P/P 8 6 26 FUEL HEATER
19
1

L L 0.8L
WASHER SIG. 9 7 27 START,STOP 30A
Br Br 0.8Br 20
INT. SIG 10 8 28 HORN 10A
Or 21
WIPER CUT SW 11 29 AC& HEATER 20A
1.2B 1.2B 22
N.C 12 30 10A
SAFETY SOL

WIPER MOTOR CONTROLLER

Gr 1.2B 1.2B
FEED BACK 13 31 23
20A

4-29
OPTION
32 24
SOLENOIDE 20A

5
33 25
CIGAR 20A
34 26
WIPER AND WASHER CIRCUIT (CLUSTER TYPE 1)

35 OPTION(BEACON) 20A
27
36 TRAVEL SOL 20A
28
37 PRE-HEAT 10A
29
38 FUEL P/P 20A
39 30
ALT 10A
40 31
FUSE BOX

41
42
0.8V
0.8V

0.8GrW
0.8GrW

43
2
1

44
2
1

DO-5

45
CN-22
M

DIODE

46
CN-116 47
HEAD LIGHT OUT 1
WASHER PUMP

48
WORK LIGHT OUT 2
0.8Br 49
INT. SIG 3 50
0.8W
WIPER MOTOR DRIVE 4 51
0.8L
WASHER SIG 5 52
PRE-HEAT 6 53
CABIN LIGHT OUT 7 54

3
TRAVEL ALARM 8 55
NC 9 56

SWITCH PANEL
0.8RW 0.8RW 0.8RW
POWER 24V 10 57
GND 11 58
NC 12 59

3809SH4EL17
60

2
■ WIPER AND WASHER CIRCUIT (CLUSTER TYPE 2)
1) OPERATING FLOW
(1) Key switch ON
Fuse box (No.11) I/conn [CN-5 (57)] Switch panel [CN-116 (10)]
Fuse box (No.6) I/conn [CN-5 (18)] I/conn [CN-17 (5)] Wiper motor controller [CN-141(7)]
Wiper motor [CN-21(4)]
Fuse box (No.17) I/conn [CN-5 (24)] l/conn [CN-17 (4)] Wiper motor controller [CN-141 (6)]
Washer pump [CN-22 (2)]
(2) Wiper switch ON : 1st step (Intermittent)
Wiper switch ON [CN-116 (3)] I/conn [CN-17 (8)] Wiper motor controller [CN-141 (10) → (3)]
Wiper motor intermittently operating [CN-21 (6)]
(3) Wiper switch ON : 2nd step (continual)
Wiper switch ON [CN-116(4)] I/conn[CN-17(2)] Wiper motor controller [CN-141(2) → (4)]
Wiper motor operating [CN-21(2)]
(4) Washer switch ON
Washer switch ON [CN-116 (5)] I/conn [CN-17 (7)] Wiper motor controller [CN-141 (9) → (8)]
I/conn [CN-17 (6)] I/conn [CN-5 (19)] Washer pump [CN-22 (1)] Washer operating
Wiper switch ON [CN-116 (4)] I/conn[CN-17 (2)] Wiper motor controller [CN-141 (2) → (4)]
Wiper motor operating [CN-21 (2)]
(5) Auto parking
parking(when switch OFF)
Switch OFF [CN-116 (4)] Wiper motor parking position by wiper motor controller

2) CHECK POINT

Engine Start switch Check point Voltage

① - GND (fuse box)

24V
② - GND (switch power input)
③ - GND (switch power output)
STOP ON 0 ~ 5V
④ - GND (wiper power input)
⑤ - GND (wiper power output) 24V
⑥ - GND (wiper motor) 0 or 24V
※ GND : Ground

4-30
 CN-5
1
2
3
4 CN-36
5 IG POWER 30A

6
CN-21 6 1
ROOM LAMP/CASSETTE 10A
3 1 CS-53 7 2
R Or MCU 30A
2 8 3
Gr START KEY 30A
5 3 9 4
R 20A
4 10 AIR CON/HEATER
4 G 5
B 0.8R 10A
5 11 WIPER

WIPER CUT SW
L 6
6 M 2 6 12 SPARE 10A

WIPER MOTOR
7
13 CLUSTER 10A
8

1
14 20A
MCU CONT.
15 9
SPARE 10A
16 10

4
0.8RW SWITCH PANEL 10A
17 11
0.8R 0.8R 10A
CN-141 18 CASSETTE
G 0.8V 0.8V 12
FEED BACK 1 19 SPARE 30A
W 13

1
MOTOR DRIVE SIG 2 CN-17 20 CONVERTER 20A
L 14
MOTOR DRIVE- 3 1 21 WORK LAMP 30A
R W 0.8W
MOTOR DRIVE+ 4 2 22 15
B B 1.2B CABIN LAMP(OPTION) 30A
GND 5 3 23 16
GrW GrW 0.8ROr 0.8ROr 0.8GrW 0.8GrW WIPER 10A
VCC 6 4 24 17
R R 0.8R HEAD LAMP 20A
CONTINUE 24V 7 5 25 18
V V 0.8V 30A
WASHER P/P 8 6 26 FUEL HEATER
19
1

L L 0.8L
WASHER SIG. 9 7 27 START,STOP 30A
Br Br 0.8Br 20
INT. SIG 10 8 28 HORN 10A
Or 21
WIPER CUT SW 11 29 AC& HEATER 20A
1.2B 1.2B 22
N.C 12 30 10A
SAFETY SOL

WIPER MOTOR CONTROLLER

Gr 1.2B 1.2B
FEED BACK 13 31 23
20A

4-31
OPTION
32 24
SOLENOIDE 20A

5
33 25
CIGAR 20A
34 26
WIPER AND WASHER CIRCUIT (CLUSTER TYPE 2)

35 OPTION(BEACON) 20A
27
36 TRAVEL SOL 20A
28
37 PRE-HEAT 10A
29
38 FUEL P/P 20A
39 30
ALT 10A
40 31
FUSE BOX

41
42
0.8V
0.8V

0.8GrW
0.8GrW

43
2
1

44
2
1

DO-5

45
CN-22
M

DIODE

46
CN-116 47
HEAD LIGHT OUT 1
WASHER PUMP

48
WORK LIGHT OUT 2
0.8Br 49
INT. SIG 3 50
0.8W
WIPER MOTOR DRIVE 4 51
0.8L
WASHER SIG 5 52
PRE-HEAT 6 53
CABIN LIGHT OUT 7 54

3
TRAVEL ALARM 8 55
NC 9 56

SWITCH PANEL
0.8RW 0.8RW 0.8RW
POWER 24V 10 57
GND 11 58
NC 12 59

3809SH4EL18
60

2
 CN-76
M- 6
6 5
M M+ 5

-
+

S
NC 4
2 B
P-

ACCEL DIAL
3

B
A

C
3 1
SIG 2

CN-142
0.8Gr

GOV. MOTOR
B
P+ 1

W
Gr
2

5
4
1

9
8
7
6
3

16
15
14
13
12
11
10
CN-51

CN-7
1.2R
BATT POWER_24V 1
1.2RW

RH CONSOLE
POWER IG 2
POWER_24V OUT 3
TACHO SENSOR+ 4
1.2B CN-36
GND_5V 5
0.8Gr 30A
POWER_5V OUT 6 IG POWER
1
G/A MOTOR(+) 7 ROOM LAMP/CASSETTE 10A
G/A MOTOR(-) 8 2
1.2R MCU 30A
nc 9 3
START KEY 30A
nc 10 4
GND_MAIN 11 AIR CON/HEATER 20A
5
CAN_SHIELD 12 WIPER 10A
GND_RETURN 13 6
CLUSTER 10A
SPEED SENSOR+(HMC) 14 7
TACHO SENSOR- CLUSTER 10A
15
8
PROGRAM DUMP 16 1.2RW MCU CONT. 20A
ONE TOUCH DECEL
9
17 1.2R 20A
MCU_EPPR
POWER BOOST SW 18 10
SWITCH PANEL 10A
HOUR METER 19 11
ANTI RESTART RY 20 CASSETTE 10A
12
CAN1 Hi 21 SPARE 10A
nc 22
13
CONVERTER 20A
RS485+(TX)-CLUSTER 23 14
CONTROLLER CIRCUIT (CLUSTER TYPE 1)

WORK LAMP 30A

24 15
CABIN LAMP(OPTION) 30A
16

4-32
WIPER 10A

MCU
17
CN-52 HEAD LAMP 20A
18
ARM REGEN SOL 1 FUEL HEATER 30A
POWER MAX SOL
19
2 30A
START,STOP
TRAVEL SPEED SOL 3 20
HORN 10A
ATT_ SAFETY SOL 4 21
ATT_PRESS SOL. 5 AC& HEATER 20A
22
ATT_CONFLUX SOL. 6 SAFETY SOL 10A
BOOM PRIORITY EPPR+ 7 23
0.8 OPTION 20A
POWER IG EPPR 8 24
0.8 SOLENOIDE 20A
PUMP POWER EPPR+ 9 25
ATT. EPPR+ 10 CIGAR 20A
26
nc 11 OPTION(BEACON) 20A
FUEL WARMER RY 12 27
TRAVEL SOL 20A
TRAVEL BUZZER 13 28
ENG STOP RY PRE-HEAT 10A
14
29
ENG PRE-HEAT RY 15 FUEL P/P 20A
nc
30
16 ALT 10A
BOOM PRIORITY EPPR- 17 31
FUSE BOX

EPPR GND 18
0.8
PUMP POWER EPPR- 19
ATT. EPPR- 20

Br
Or
nc 21
nc 22

5
4
1

9
8
7
6
3

15
14
13
12
11
10
0.8

CN-2
ACCEL DIAL SIG 23
24

1.2Br
1.2Or
2
1

3809SH4EL19
CN-75

EPPR VLV
 CN-51 CN-76
WORKING PS 1 M- 6

-
+

S
6 5
POWER MAX SW 2 M M+ 5

ACCEL DIAL
TRAVEL ALARM SW 3

B
A

C
NC 4
2 B
ENG OIL PS

CN-142
4 P- 3
3 1

B
NC 5

W
Gr
SIG 2
0.8Gr

GOV. MOTOR
NC 6 P+ 1
24V(PRES.SENSOR) 7
GND(PRES.SENSOR) 8

5
4
1

9
8
7
6
3

16
15
14
13
12
11
10
ALT LEVEL 9

CN-7
CN-36
P1 PRESS SIG. 10 30A
IG POWER

RH CONSOLE
P2 PRESS SIG. 11 1
ROOM LAMP/CASSETTE 10A
P3 PRESS SIG. 12 2
TRAVEL PS 13 1.2R MCU 30A
3
O/T DECEL SW 14 START KEY 30A
WATER LEVEL SW 15 4
AIR CON/HEATER 20A
AIR CLEANER SW 16 5
WIPER 10A
NC 17 6
NC 18 SPARE 10A
7
NC 19 10A
B CLUSTER
GND (POT&DIAL) 20 8
G/OR 1.2RW MCU CONT. 20A
5V (POT&DIAL) 21 9
POT-SIG SPARE 10A
22
W 10
ACCEL DIAL SIG 23 SWITCH PANEL 10A
FUEL LEVEL SENSOR 24
11
CASSETTE 10A
TACHO SENSOR(-) 25 12
SPARE 30A
26 13
CONVERTER 20A
CN-50 14

MCU
WORK LAMP 30A
BOOM PRIORITY SOL 1 15
CABIN LAMP(OPTION) 30A
ARM REGEN 2
CONTROLLER CIRCUIT (CLUSTER TYPE 2)

16
POWER MAX SOL. 3 WIPER 10A
17
HOUR-METER 4 20A
HEAD LAMP

4-33
ENG PREHEATER 5 18
FUEL HEATER 30A
FUEL HEATER 6 19
GY START,STOP 30A
BATTERY 24V(+) 7
BR 20
PUMP EPPR(-) 8 HORN 10A
NC
21
9 20A
AC& HEATER
PROGRAM DUMP 10 22
SAFETY SOL 10A
ANTI-RESTART RY 11 23
ACCEL ACT(+) 12 OPTION 20A
24
TRAVEL SPEED SOL. 13 SOLENOIDE 20A
NC 14
25
CIGAR 20A
NC 15 26
OPTION(BEACON) 20A
TRAVEL BUZZER 16 27
PRE-HEAT SW 17 TRAVEL SOL 20A
28
NC 18 PRE-HEAT 10A
NC 19 29
FUEL P/P 20A
OVERLOAD SIG 20 30
ENGINE OIL FILTER ALT 10A
21
31
FUSE BOX

HOUR-METER 22

Br
Or
ACCEL ACT(-) 23
OR
POWER IG 24
NC 25

5
4
1

9
8
7
6
3

15
14
13
12
11
10
NC 26
CN-2
NC 27
GND (MAIN) 28
SERIAL-TX 29
SERIAL-RX 30

Br
Or
GND 31
RS232 (+) 32

2
1
RS232 (-) 33
RS232 (GND) 34
CN-75
NC 35

EPPR VLV
OR
PUMP EPPR(+) 36

3809SH4EL20
 CN-51
BATT POWER 24V 1
POWER IG 2
POWER 24V OUT 3
TACHO SENSOR+ 4
GND 5V 5

Pa
POWER 5V OUT 6

CD-10

C 1
2
G/A MOTOR(+) 7

2
1

CD-1

HYD TEMP
G/A MOTOR(-) 8

FUEL LEVER
CD-2
NC 9

1.2B

0.8
0.8
1.2YOr

AIR CLEANER SW

0.8B
0.8B
NC 10
GND MAIN 11
CAN SHIELD 12 CN-36
GND RETURN 13 30A
IG POWER

0.8Gr
0.8L
0.8Y

0.8RW
SPEED SENSOR+(HMC) 14 1

0.8L
0.8Y
ROOM LAMP/CASSETTE 10A

0.8Gr
0.8RW
TACHO SENSOR- 15 2
MCU 30A

5
4
1

9
8
7
6
PROGRAM DUMP

3
16

60
59
58
57
24
23
22
21
20
19
18
17
3

CN-5
ONE TOUCH DECEL

8
7
6
5
4
3
2
1
17 START KEY 30A
4

CN-56
POWER BOOST SW 18
AIR CON/HEATER 20A

0.8L
0.8Y
L
Gr
HOUR METER

Y
B

W
5

0.8Gr
19

WL
WR
RW

0.8RW
WIPER 10A
ANTI RESTART RY 20 6
CAN1 Hi 21 0.8RW CLUSTER 10A
7
NC 22 0.8Gr 10A
0.8L CLUSTER

TX

RX
RS485+(TX)-CLUSTER 23 8

GND
SIG 3

SIG 2
20A

IG 24V
MCU CONT.

BATT.24V
RS232C1 TX-HRDT 24 9

CLUSTER
CAMERA SIG
RS232C2 TX-RCM MCU EPPR 20A
25 10
TRAVEL ALARM SELECT SIG 26 SWITCH PANEL 10A
ENG OIL PS
11
27 CASSETTE 10A
COOLANT LEVEL 28 12
0.8GrW SPARE 10A
AIR CLEANER SW(NO) 29 13
BLOWER SIG. 30 CONVERTER 20A
14
CAN1 Lo 31 WORK LAMP 30A
NC
15
32 30A
0.8Y CABIN LAMP(OPTION)
RS485-(RX)-CLUSTER 33 16
MONITORING CIRCUIT (CLUSTER TYPE 1)

WIPER 10A
RS232C1 RX-HRDT 34 17
RS232C2 RX-RCM 35 HEAD LAMP 20A
18

4-34
PRE-HEAT SELECT SIG 36 FUEL HEATER 30A
ENGINE OIL FILTER 37
19
START,STOP 30A
NC 38 20
HORN 10A
NC 39 21
NC 40 AC& HEATER 20A
22
SAFETY SOL 10A
CN-52 23

MCU
OPTION 20A
ARM REGEN SOL 1 24
POWER MAX SOL 2 SOLENOIDE 20A
25
TRAVEL SPEED SOL 3 CIGAR 20A
ATT SAFETY SOL 4 26
OPTION(BEACON) 20A
ATT PRESS SOL. 5 27
TRAVEL SOL 20A
ATT CONFLUX SOL. 6 28
BOOM PRIORITY EPPR+ 7 PRE-HEAT 10A
29
POWER IG EPPR 8 FUEL P/P 20A
PUMP POWER EPPR+ 9 30
ALT 10A
ATT. EPPR+ 10 31
FUSE BOX

NC 11
FUEL WARMER RY 12
TRAVEL BUZZER 13
ENG STOP RY 14
ENG PRE-HEAT RY 15
nc 16
BOOM PRIORITY EPPR- 17
EPPR GND 18
PUMP POWER EPPR- 19
ATT. EPPR- 20
NC 21
NC 22
ACCEL DIAL SIG 23
0.8
HYD. TEMP SENDER 24
WATER TEMP SENDOR 25
0.8OrW
FUEL LEVEL SENSOR

3809SH4EL21
26
27
 Pa
CD-10

C 1
2
2
1

CD-1
CN-51 CN-36

HYD TEMP
CD-2

FUEL LEVER
WORKING PS 1 30A

1.2B
IG POWER

0.8
0.8
1

1.2YOr
POWER MAX SW 2

0.8B
0.8B
ROOM LAMP/CASSETTE 10A

AIR CLEANER SW
TRAVEL ALARM SW

SH
3

L
Y
B
2

Br

0.8L

0.8B
0.8Y

0.8Gr
ENG OIL PS MCU 30A
4
3
NC 5 START KEY 30A
4

5
4
1

9
8
7
6
3
NC 6

60
59
58
57
24
23
22
21
20
19
18
17
AIR CON/HEATER 20A

4
3
2
1

CN-5
24V(PRES.SENSOR) 7 5
WIPER 10A

CN-56
GND(PRES.SENSOR) 8 6
10A

SH
RR
ALT LEVEL 9 SPARE

0.8L

0.8B
0.8Y

0.8Gr
7
P1 PRESS SIG. 10 0.8Gr CLUSTER 10A
P2 PRESS SIG. 11
8
MCU CONT. 20A
P3 PRESS SIG. 12 9
SPARE 10A

TX
TRAVEL PS

RX
13 10

GND
O/T DECEL SW 14 SWITCH PANEL 10A
11

POWER IG(24V)

CLUSTER
WATER LEVEL SW 15 CASSETTE 10A
L
AIR CLEANER SW 16 12
SPARE 30A
NC 17 13
NC CONVERTER 20A
18 14
NC 19 WORK LAMP 30A
GND (POT&DIAL)
15
20 CABIN LAMP(OPTION) 30A
5V (POT&DIAL) 21 16
WIPER 10A
POT-SIG 22 17
ACCEL DIAL SIG 23 HEAD LAMP 20A
B/OR 18
FUEL LEVEL SENSOR 24 FUEL HEATER 30A
TACHO SENSOR(-) 25
19
START,STOP 30A
TACHO SENSOR(+) 26 20
10A
MONITORING CIRCUIT (CLUSTER TYPE 2)

NC 27
HORN
21
NC 28 AC& HEATER 20A
22
NC 29 SAFETY SOL 10A

4-35
NC 30 23
OPTION 20A
GND (SENSOR) 31 24
PUMP PROLIX SW SOLENOIDE 20A
32
25
WATER TEMP SENDOR 33 CIGAR 20A
BR/OR 26
HYD TEMP SENDOR 34 20A
OPTION(BEACON)
NC 35 27
TRAVEL SOL 20A
NC 36 28
PRE-HEAT 10A
29
FUEL P/P 20A
CN-50 30
BOOM PRIORITY SOL ALT 10A
1
31
FUSE BOX

ARM REGEN 2
POWER MAX SOL. 3
HOUR-METER 4
ENG PREHEATER 5
FUEL HEATER 6
BATTERY 24V(+) 7
PUMP EPPR(-) 8
NC 9
PROGRAM DUMP 10
ANTI-RESTART RY 11
12
NC 27
GND (MAIN) 28
Y
SERIAL-TX 29
L
SERIAL-RX 30
GND 31
RS232 (+) 32
RS232 (-) 33
RS232 (GND) 34
NC 35
PUMP EPPR(+) 36

3809SH4EL22
 B
ker

max

C
Horn

2
2

1
1
Brea

Decel

A
Power

SIG
SIG
SIG

2
1
2
1
CS-26A

C
1
2

CS-5

CD-2

CD-1
CS-29
CS-26

CS-19
-
+
S

L
L

B
B

SUPPLY
R
R
BREAKER

SUPPLY
SUPPLY
Gr
Gr

RETURN
RETURN
RETURN

HYD TEMP
CD-24

FUEL LEVEL
B
C
SAFETY SW
A

B
A
SUPPLY

B
A
C

C
B
A
B
A

C
C
1
1
1
1

2
2
2
2

ACCEL DIAL

PUMP1 PRESS

PUMP3 PRESS
PUMP2 PRESS
CS-4
CN-142

CD-44
CD-43

CD-42
SIG B

SWING
RETURN C

CD-31
SUPPLY A
SIG B

LOAD
OVER
RETURN C
CD-32
SUPPLY A

UP
SIG B

BOOM
RETURN C

CD-6
SUPPLY A

9
8
7
5
2

4
1

6
3
2
2

5
5

4
1
4
1

9
8
7
6
9
8
7
6

3
3

15
14
13
12
11
10
SIG B

16
15
14
13
12
11
10
16
15
14
13
12
11
10

CN-4
CN-7

CN-2

TRAVEL
RETURN C
CD-7
SUPPLY A
SIG B

WORK
RETURN C
CS-50
1
CN-76 2 12
2
M- 6
6 5 3
M M+ 5
NC 4 4
2
P- 3 5
3 1
SIG 2 6

GOV. MOTOR
P+ 1 3
7 7
9
8
OVERLOAD SW

4
9 8
10
10
11
11 12
12
ELECTRIC CIRCUIT FOR HYDRAULIC (CLUSTER TYPE 1)

CS-67
1
2 12
2
CN-51
BATT POWER 24V 1
3
POWER IG 2 4
POWER 24V OUT 3 5
TACHO SENSOR+ 4 6
GND 5V 5 3
7 7
POWER 5V OUT 6 9
8
G/A MOTOR(+) 7 4
G/A MOTOR(-) 8 9 8
10
nc 9 10
QUICK COUPLING SW

nc 10 11
11 12
GND MAIN 11 12
CAN SHIELD 12
CN-113
GND RETURN 13
SPEED SENSOR+(HMC) 14 1
TACHO SENSOR- 15 2
PROGRAM DUMP 16
BUZZER
6

9
8
7

ONE TOUCH DECEL 17

10

12

60
59
58
57
35
34
33
32
31
30
29
28
27
11
CN-5

POWER BOOST SW 18
HOUR METER 19
ANTI RESTART RY 20
CAN1 Hi 21
CN-140
nc 22
2
RS485+(TX)-CLUSTER 23
1
RS232C1 TX-HRDT 24
RS232C2 TX-RCM 25
TRAVEL ALARM SELECT SIG 26
QUICK COUPLER SOL

ENG OIL PS 27
COOLENT LEVEL 28
AIR CLEANER SW(NO) 29
BLOWER SIG. 30

4-36
CAN1 Lo 31
nc 32 CN-36
RS485-(RX)-CLUSTER 33 IG POWER 30A
RS232C1 RX-HRDT 34 1
ROOM LAMP/CASSETTE 10A
RS232C2 RX-RCM 35 2
PRE-HEAT SELECT SIG 36 MCU 30A
3
ENGINE OIL FILTER 37 30A
START KEY
nc 38 4
AIR CON/HEATER 20A
nc 39 5
nc 40 WIPER 10A
6
CLUSTER 10A
CN-52 7

MCU
ARM REGEN SOL CLUSTER 10A
1
8
POWER MAX SOL 2 MCU CONT. 20A
TRAVEL SPEED SOL 3 9
MCU EPPR 20A
ATT SAFETY SOL 4 10
ATT PRESS SOL. 5 SWITCH PANEL 10A
11
ATT CONFLUX SOL. 6 CASSETTE 10A
BOOM PRIORITY EPPR+ 7 12
SPARE 10A
POWER IG EPPR 8 13
PUMP POWER EPPR+ 9 CONVERTER 20A
14
ATT. EPPR+ 10 WORK LAMP 30A
nc 11 15
CABIN LAMP(OPTION) 30A
FUEL WARMER RY 12 16
TRAVEL BUZZER 13 WIPER 10A
17
ENG STOP RY 14 20A
HEAD LAMP
ENG PRE-HEAT RY 15 18
FUEL HEATER 30A
nc 16 19
BOOM PRIORITY EPPR- 17 START,STOP 30A
20
EPPR GND 18 10A
HORN
PUMP POWER EPPR- 19 21
AC& HEATER 20A
ATT. EPPR- 20 22
nc 21 SAFETY SOL 10A
nc
23
22 20A
OPTION
ACCEL DIAL SIG 23 24
SOLENOIDE 20A
HYD. TEMP SENDER 24 25
WATER TEMP SENDOR 25 CIGAR 20A
FUEL LEVEL SENSOR 26
26
OPTION(BEACON) 20A
ALT. LEVEL 27 27
GOV. POTENTIO SIG. TRAVEL SOL 20A
28
28
P1 PRESS SENSOR 29 PRE-HEAT 10A
P2 PRESS SENSOR 30
29
FUEL PUMP 20A
nc 31 30
PUMP EPPR2 SENSOR ALT 10A
32
31
ATT PILOT PRESSURE
FUSE BOX

33
ARM IN OUT BUCKET IN PRESS 34
BOOM UP PRESS SENSOR 35
SWING PRESS SENSOR 36
WORK PRESS SENSOR(A) 37
TRAVEL PRESS SENSOR(A) 38
OVERLOAD SIG 39
nc
2

5
4
1

9
8
7
6
3

40
12
11
10
CN-15
4
2
3

5
1
CR-62

1
1

1
1
1
1
1
1
1

2
2

2
2
2
2
2
2
2
1
2

1
2

CD-69

CN-66
CN-88
CN-70
CN-68
3 2
4 5 1

CN-242
CN-237
CN-149
CN-236
CN-135
CN-133

B SIG
BREAKER RY

CN-81

TRAVEL BZ

A SUPPLY

C RETURN
SAFETY SOL

POWER MAX
TRAVEL-HIGH

ATT
ATT

ATT
BOOM PRIORITY

ARM REGENERATION

ATT PS

ATT FLOW
PRESS SOL

SAFETY SOL

BREAKER SOL
CONFLUX SOL

3009SH4EL23
 P3 P1 P2
PRESS PRESS PRESS

SIG
SIG

SIG
ker

max

C
Horn

2
2

1
1
Brea

Decel

A
Power

SUPPLY
SUPPLY

SUPPLY
RETURN
RETURN

RETURN

2
1
2
1
CS-26A

C
1
2

CS-5
1
2

CD-2

CD-1
B
A
B
A
CS-29
CS-26

C
C
CS-19

B
A

C
-
+
S

HYD TEMP
L
L

B
B

R
R
BREAKER

Gr
Gr

CD-44
CD-42
CD-43

FUEL LEVEL
CN-156

A
B
C
B
A

SAFETY SW
1
1
1
1

2
2
2
2
AIR SEAT

CS-4
ACCEL DIAL
CN-142

PS
CD-31
SUPPLY A
RETURN B
SIG C

CD-6
SUPPLY A
RETURN B
SIG C

6
5
4
1
2
2
2

5
5

4
1
4
1

9
8
7
6
9
8
7
6

3
3

16
15
14
13
12
11
10
16
15
14
13
12
11
10

CN-4
CN-7

CN-1
CD-7
SUPPLY A
RETURN B
CS-27
SIG C

OVERLOAD TRAVEL WORK

1
2 12
2
CN-76
M- 6
3
6 5
4

9
8
7
5
2

4
1

6
3
M M+ 5

15
14
13
12
11
10
CN-2
NC 4 5
2
P- 3 6
3 1
SIG 2 3
7 7
P+ 1 9

GOV. MOTOR
8
4
BREAKER SW

9 8
10
10
11
11 12
12

CS-50
1
2 12
2
3
4
5
ELECTRIC CIRCUIT FOR HYDRAULIC (CLUSTER TYPE 2)

6
3
7 7
9
8
4
OVERLOAD SW

9 8
10
10
11
11 12
12

CS-67
1
2 12
2
CN-51
WORKING PS 1
3
POWER MAX SW 2 4
TRAVEL ALARM SW 3 5
ENG OIL PS 4 6
NC 5 3
7 7
NC 6 9
8
24V(PRES.SENSOR) 7 4
GND(PRES.SENSOR) 8 9 8
10
ALT LEVEL 9 10
QUICK COUPLING SW

P1 PRESS SIG. 10 11
P2 PRESS SIG.
11 12
11 12
P3 PRESS SIG. 12
TRAVEL PS 13
CN-113
O/T DECEL SW 14 1
WATER LEVEL SW 15 2
AIR CLEANER SW 16
BUZZER
6

9
8
7

NC 17
10

12

60
59
54
53
35
34
33
32
31
30
29
28
27
11
CN-5

NC 18
NC 19
GND (POT&DIAL) 20
5V (POT&DIAL) 21

4-37
CN-140
POT-SIG 22
2
ACCEL DIAL SIG 23
1
FUEL LEVEL SENSOR 24
TACHO SENSOR(-) 25
TACHO SENSOR(+) 26
NC 27
QUICK COUPLER SOL

NC 28
NC 29
NC 30
GND (SENSOR) 31
PUMP PROLIX SW 32
CN-36
WATER TEMP SENDOR 33 30A
IG POWER
HYD TEMP SENDOR 34 1
ROOM LAMP/CASSETTE 10A
NC 35 2
NC 36 MCU 30A
3
START KEY 30A
CN-50 4

MCU
BOOM PRIORITY SOL 1 AIR CON/HEATER 20A
ARM REGEN 2
5
WIPER 10A
POWER MAX SOL. 3 6
HOUR-METER SPARE 10A
4
7
ENG PREHEATER 5 CLUSTER 10A
FUEL HEATER 6 8
MCU CONT. 20A
BATTERY 24V(+) 7 9
PUMP EPPR(-) 8 SPARE 20A
10
NC 9 SWITCH PANEL 10A
PROGRAM DUMP 10 11
CASSETTE 10A
ANTI-RESTART RY 11 12
ACCEL ACT(+) 12 SPARE 30A
13
TRAVEL SPEED SOL. 13 CONVERTER 20A
NC 14 14
WORK LAMP 30A
NC 15 15
TRAVEL BUZZER 16 CABIN LAMP(OPTION) 30A
16
PRE-HEAT SW 17 10A
WIPER
NC 18 17
HEAD LAMP 20A
NC 19 18
OVERLOAD SIG 20 FUEL HEATER 30A
ENGINE OIL FILTER
19
21 START,STOP 30A
HOUR-METER 22 20
HORN 10A
ACCEL ACT(-) 23 21
POWER IG 24 AC& HEATER 20A
NC
22
25 10A
SAFETY SOL
NC 26 23
OPTION 20A
NC 27 24
GND (MAIN) 28 SOLENOIDE 20A
SERIAL-TX 29
25
CIGAR 20A
SERIAL-RX 30 26
GND OPTION(BEACON) 20A
31
27
RS232 (+) 32 TRAVEL SOL 20A
RS232 (-) 33
28
PRE-HEAT 10A
RS232 (GND) 34 29
NC 35 FUEL P/P 20A
30
PUMP EPPR(+) 36 ALT 10A
31
FUSE BOX

4
2
3

5
1
CR-62

1
1
1
2

2
2
2
1
2

1
2

CN-66
CN-70

CN-88
CN-68
3 2
4 5 1

CN-133
BREAKER RY

CN-81

TRAVEL BZ
SAFETY SOL

BREAKER SOL
POWER MAX
TRAVEL-HIGH
BOOM PRIORITY

3009SH4EL24