E45 HYDRAULIC/HYDROSTATIC SCHEMATIC

S/N B2VY11001 AND ABOVE

(PRINTED DECEMBER 2013)
V-1508legend

LEGEND
1 HYDRAULIC RESERVOIR: Pressurized 17 SOLENOID ACTIVATED DIRECTIONAL 34 PORT RELIEF VALVE (With Anti-Cavitation 54 CHECK VALVE – Brake Release
with Fill Strainer CONTROL VALVE – Boom Offset / Valve) - (ARM Cylinder) 4206 PSI (290 bar)
Reservoir Capacity (at Site Gauge) Secondary Auxiliary Hydraulics – If Equipped) 55 PILOT ACTIVATED DIRECTIONAL
35 PORT RELIEF VALVE (With Anti-Cavitation
. . . . . .16.0 qt. (15.1 L) Valve) - (ARM Cylinder) 4206 PSI (290 bar) CONTROL VALVE - Second Auxiliary
System Capacity . . . . 58.0 qt. (54.9 L) 18 SOLENOID ACTIVATED DIRECTIONAL (Optional)
CONTROL VALVE – Boom Offset / 36 PORT RELIEF VALVE - (With Anti- 56 SOLENOID ACTIVATED DIRECTIONAL
Secondary Auxiliary Hydraulics – If Equipped) Cavitation Valve) - (Auxiliary Pressure Port:
2 PRESSURIZED BREATHER/FILL CAP 3045 PSI (210 bar) CONTROL VALVE - Second Auxiliary (2)
with FILTER: 19 (Optional)
SOLENOID ACTIVATED DIRECTIONAL
6 PSI (0.4 bar) – Outlet 37 PORT RELIEF VALVE (With Anti-
CONTROL VALVE - Two Speed Cavitation Valve) - (Auxiliary Return Port:
0.6 PSI (0.04 bar) - Inlet 57 PORT RELIEF VALVE (With Anti-Cavitation
20 SOLENOID ACTIVATED DIRECTIONAL 3046 PSI (210 bar) Valve) - (Secondary Auxiliary)
3 HYDRAULIC FILTER ELEMENT
CONTROL VALVE - Work group Lockout 38 PORT RELIEF VALVE (With Anti-Cavitation 2600 PSI (179 bar)
15 Micron Valve) - (Boom Cylinder) 4206 PSI (290 bar)
21 SOLENOID ACTIVATED DIRECTIONAL 58 PORT RELIEF VALVE (With Anti-Cavitation
4 FILTER BY-PASS 50 PSI (3.44 bar)
CONTROL VALVE – Angle Blade 39 PORT RELIEF VALVE (With Anti-Cavitation Valve) - (Secondary Auxiliary)
(If Equipped) Valve) - (Boom Cylinder) 4206 PSI (290 bar) 2600 PSI (179 bar)
5 CASE DRAIN FILTER 22 SOLENOID ACTIVATED DIRECTIONAL 40 PORT RELIEF VALVE (With Anti-Cavitation 59 TEST PORT - "JP3" PORT - Pressure
CONTROL VALVE – Angle Blade Valve) - (Blade Cylinder) 3771 PSI (260 bar) Reducing Valve
6 HYDRAULIC BY-PASS SWITCH (Optional)
41 CHECK VALVE: 45 PSI (3,1 bar) With a 60 FACTORY FILL PORT
7 HYDRAULIC PISTON PUMP . . . . . . 23 SOLENOID ACTIVATED DIRECTIONAL 1,222 mm (0.045 in) Orifice
26.6 GPM (99,1 L/min.) at High Engine RPM CONTROL VALVE - Male Coupler 42 CHECK VALVE: 60 PSI (4,2 bar) 61 TEST PORT (CAP)
8 PUMP MARGIN SPOOL - 24 SOLENOID ACTIVATED DIRECTIONAL 43 ORIFICE – Straight Travel 0.31 inch (0,8 mm)
232 PSI (16 bar) CONTROL VALVE - Female Coupler 62 FILTER – Hydraulic X-Change Valve
44 COUNTERBALANCE VALVE - With restrictors
25 ACCUMULATOR 63 ORIFICE - 0.070 inch (1,78 mm)
9 TORQUE LIMITER
45 TWO SPEED SHIFT SPOOL
26 FLUSHING VALVE 360 PSI (25 bar) 64 CHECK VALVE – Load Sense
10 PUMP CONTROLLER – Back-up Relief Valve
46 CROSSPORT RELIEF VALVE – Travel Motor
3916 PSI (270 bar) 27 LOAD SENSE BLEED CARTRIDGE 65 SOLENOID ACTIVATED DIRECTIONAL
3810 PSI (263 bar)
11 ORIFICE: 0.026 inch (0,66 mm) 0.185 GPM (0.70 L/min.) CONTROL VALVE (TWO COIL)
47 CHECK VALVE – Anti-Drain
12 ORIFICE: 0.031 inch (0,79 mm) 28 LOAD SENSE RELIEF VALVE 66 CHECK VALVE
3625 PSI (250 bar) 48 NOT USED FOR THIS MODEL
67 CHECK VALVE With 0.009 in. (0,23 mm) Orifice
13 PRESSURE SWITCH – Motion Alarm 29 FILTER – Control Valve 49 CROSSPORT RELIEF VALVE (Ramp
(If Equipped) Pressure Increasing Type): 68 ANTI-CAVITATION VALVE
14 SHUTTLE VALVE – Motion Alarm (If 30 PRESSURE SENSOR – Auto Idle Set @: 3495 PSI (241 Bar)
69 TEST PORT – LS PORT
Equipped) Crack Pressure: 1600 PSI (110 Bar)
31 COMPENSATOR
50 ANTI-CAVITATION VALVE (2) 70 PORT RELIEF VALVE (With Anti-Cavitation
15 PRESSURE REDUCING VALVE
32 PORT RELIEF VALVE (With Anti-Cavitation Valve) - (Angle Blade) 3916 PSI (270 bar)
435 PSI (30 bar) 51 PILOT ACTIVATED DIRECTIONAL
Valve) - (BUCKET Cylinder) 4206 PSI (290 bar) 71 PORT RELIEF VALVE (With Anti-Cavitation
16 CHECK VALVE - Accumulator CONTROL VALVE – Brake Release Valve
57 PSI (3,9 bar) Valve) - (Angle Blade) 3916 PSI (270 bar)
33 PORT RELIEF VALVE (With Anti-Cavitation 52 TIMER VALVE: 363 PSI (25 bar) 3.7 Sec. 72 TEST PORT – “P” PORT (Manifold)
Valve) - (BUCKET Cylinder) 4206 PSI (290 bar)
53 ORIFICE
NOTE: Unless otherwise specified
springs have NO significant
pressure value.
Printed in U.S.A. V-1508legend (12-9-13)
 T
TRAVEL MOTOR TRAVEL MOTOR
OFFSET CYLINDER
ARM CYLINDER LH A LH A SLEW MOTOR W/ BRAKE A MALE FEMALE
HYDRAULIC CLAMP ANGLE BLADE CYLINDER A A COUPLER COUPLER
(IF EQUIPPED) THUMB CYLINDER (OPTION) (Option) Q2 B Q1 Q2 B Q1 A

BOOM CYLINDER A B
B
A
A
B GEAR A
SH
51
B A B A
A

T2
B
B
A
B
A
B B A
C
B
T2 B
B B
B
A B A
C
B
BLADE CYLINDER BOX A

T1 T1 DB A

ARM LOAD B A
A
A
B A A
A
A
B
A
A A
2ND AUX FUNCTION
HOLDING PS
A

PS PG (OPTION)
49
B A P
VALVE (OPTION) A A B A A B
49a
U1 M T
F
C D
46
A B B A A A

A
B A
A A B A
BOOM LOAD P2 T PP1
46
46 P2 T PP1 C
D

B A

A A HOLDING B B
B A

B
VALVE (OPTION) A A A B B A
A
A

B B
U1 M
75
45 A
45 A
B A

E
A
A A B
B B

B
Male Female A B
BB

A
B 74
44 44
44 0 3
B
C
A
B
53
58
0 3 A

B
A
B

B
A A
C
A

A
52 57
B
A
B P T T P
A A A

Pp D1 Dr A
A A A A
F G A B
B 1 2 A A

49
1 2
A A
A
A B A B A B A B
A A A

B
A
P1 P2 P1 P2 B A A B

BUCKET CYLINDER P
PA PB A A
56
Pp D1 Dr 56
56a
DIRECT TO TANK B C A P T

VALVE (IF
EQUIPPED)
50
50a 50
A CP T B
B A

55
E H B D AC SWIVEL JOINT

I J

69 POWER EXCHANGE
CONTROL VALVE CONTROL (IF EQUIPPED)
61 A10 B10 A9 B9
A8 B8
A7 B7 A6 B6 A5 B5 A4 B4 A3 B3 A2 B2 A1 B1 M
B B
B B

B B
POWER
P1 EXCHANGE
P2
A
A B CYLINDERS
A

A
BOOM ANGLE BLADE A
LS
A A
A TRAVEL RIGHT TRAVEL LEFT A

BUCKET 31i
31 ARM 31
31h AUXILIARY A
A
BLADE SLEW

31
31g 31f
31 31
31e A
31
31d A
31
31c 31
31b OFFSET 29 B A A B

28 62
42b
30 31
31a LS2 62
62a C1 C2

A
B
A A 66
A
A
A
A
A
A
B
66
66a B B
A A B B
A A A A
T1 A A T1 AB A A
AB A A A A T1 A
T1 A B C T2

65
A B A B A B
T1 A A B A D
T T B T1 A A A
P A B B B P B B A B T P B
P B P
A B A B B T1 A A B T1 P T2
A P A P T T1 A
P B T A P T B
B P B T1 A T
T2 C T2 C A T1 T2 C
A P T2 C T T A B B
A P P B A P C
P B A P
T2 C P B
T2 C A P T
A P
T2 C A
T2 C
T2 C
A P
B
A B S2
26 S1
B
B A A

64
A

A A
A
27 T LS
B

A A
A
A

A
A A
A

A
A
62 P
A
A

A
A A
A
31
B A

A A
B B A B B A A B A B
T

B A A B
63
43
B A A B A B A B
B A A B B A A B B A B A
A B
A A
B A A A A A B
A B A A B

32 33 34 35 36 37 38 39 70 71 40 68
A

a b a b a b a b a b a b a b a b a b a b
B
41
A
B
A
B
B

67
B
A
A
A 67a C A

B B

JOYSTICK PATTERN 13 54
A LH JOYSTICK SELECTOR VALVE 67 RH JOYSTICK A

A
B 1 5 T1 2
4 2 2 OIL
L3 A3 LH REV
A
A
B
2
2

RH REV 8 A

COOLER
B
REAR REAR RIGHT AB PRESSURIZED BREATHER
42 3
RIGHT
3
A1 3 3 14 B
A

HYDRAULIC PUMP
CASE DRAIN
A
2 2 2
1 B
A B 1
2 B
FILTER
1 B
A B 1 C A
X
B
L1
A B B
A A
AB B
A A
B
A B
B
12 2
STD

A 1 3 B
B
3 3 B 1
C C A
T P

A B B A B A 5 B

ISO LEFT FRONT T A

LEFT AFRONT 3 A
A A

2
3
B
3 1 2
2
3
B
3
2 B 1 3 A
A

1 1 3 1 A
1 1 A
A
R1 RH FWD
A
A B A
A B
AB A
A
LH FWD 10 T P A

B1
B
B
B
1
1 A
60
R3 9
A
B3 B A B A

B B
4 P B T
B
3 B B
4 B
A
P T A 2 A
2
B A
P1 P A

BLADE CONTROL TRAVEL CONTROL

7 T P
B
A AB A B

T B A A
A A
B A
A

4
B A
A A
B D A
P
C B HYDRAULIC RESERVOIR
A

A A

3 3
S L2 L1 L
2 2
1 1

REAR FRONT
2 1

11
47
59 6 3

HYDRAULIC FILTER
W/ BYPASS
MANIFOLD
AXA
B
AXB
B
ABA B
ABB
B
T1 T2 JP1 JP2 JP3 A
B
A
A 2SP OFA A
OFB
A T6
B A
B

T5 A
B
A
A
A A
A A
B
A B A B A B
B
A
B
A B
A T4
B A B A B A B A AA A

A 2 A 2 A 2 A 2 A 2 2 B 2 2

HYDRAULIC / HYDROSTATIC SCHEMATIC

1 0B 1 0 1 0B 1 0 A 1 0A 1 0A 1 0B 1 0B

AB B BA B AB B B B B

B
15
25
A A A A A
E45 (S/N B2VY11001 & ABOVE)
ACC Legend
A
ANGLE BLADE (OPTION)
B

T3 JP5
B
A

JP4
B A B A AB
B
P 72 Pressure Line
A

A
A
Drain Line (PRINTED DECEMBER 2013)
Pilot Line 7167648 (M)
Load Sense Line

PRINTED IN U.S.A.
24 23 22 21 20 19 18 17 16