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Transmission: Section F Section F

This document provides an electrical diagram and description of the powershift gearbox for a machine. It details the various electrical connections, relays, and solenoids involved in shifting the gearbox between forward and reverse gears. The diagram labels the electrical components and their connections for shifting between first and second gear in both the forward and reverse directions. It notes that earlier machines before a certain serial number did not include the park brake relay.

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Szabolcs Ignátisin
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252 views1 page

Transmission: Section F Section F

This document provides an electrical diagram and description of the powershift gearbox for a machine. It details the various electrical connections, relays, and solenoids involved in shifting the gearbox between forward and reverse gears. The diagram labels the electrical components and their connections for shifting between first and second gear in both the forward and reverse directions. It notes that earlier machines before a certain serial number did not include the park brake relay.

Uploaded by

Szabolcs Ignátisin
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Section F Transmission Section F

32 - 3 Electrical Connections 32 - 3

Powershift Gearbox - 4 Speed

Gearbox Column Switch FL Relay FG Relay DZ Relay FD2 Relay FE2 Relay FF1 Diode Gate FK Relay FD1 Relay FF2 Gearbox Solenoid Note: Machines up to serial No. 933757 are not fitted with park brake relay DZ. The part schematic shown at A
function Dump Park Forward Reverse Interlock Forward Mainshaft below shows the park brake on/off electrical circuit for these machines.
Hi Lo Layshaft

T
1st GEAR 14 - 12 4 6-9 3 - 5, 1 - 2
1-4 6-9
FORWARD 7-4 3 - 5, 1 - 2 1-4 9-6
4 1 X
1F 5 3 5 3

1
4
6
9
1
2
1
4
6
9
6
9
1
2
T,Z
A
Z
W V T U
U Y Z
2nd GEAR 14 - 9 2 - 5, 1 - 4 8 -10, 6 - 7 3 - 5, 1 - 2 DW
1-4 6-9 C50

849

811

848

812
851

850
FORWARD 7-4 3 - 5, 1 - 2 1-4 9-6 DW

2 5
2F 5 3 10 8 5 3 FF2 4 2 5

815
1 4

DRIVE RELAY
2 7 2
1 6 1 1 6 6 1 NG NG

847
4 9 4 9 U,Z
1 3
Z
GD 883
T DZ

PARKBRAKE RELAY
11
10 7
3rd GEAR 6-9 1-4 FF1 FE1 FD1
1-4 6-9 6 10 9 7 10 9 7 10

INTERLOCK
FORWARD 7-4 3 - 5, 1 - 2 9-6

FORWARD
1-4

REVERSE

H/L RELAY
RELAY

H/L RELAY
7

8 6
9 7 8 6 8 6 8
5 3
3F 2 6 1
1 6 1 1 6
4 9 4 9 9 4
T,Y
Y
U
4th GEAR 14 - 13 3-6 8 -10, 6 - 7 1-4
1-4 6-9
FORWARD 7-4 3 - 5, 1 - 2 1-4 9-6 FD2 FE2 5 6
2 5 5 2 4

REVERSE RELAY
3 6

FORWARD RELAY
2
4F 5 3 10 8 3
2 2 5 7

934
1 6 1 1 6 6 1
9 1
4 4 9 4 U,Y 3 3 1

808
934

809

858
4 1
NEUTRAL 1-4 1-4
5 4

TRANS DUMP
RELAY
N

883

856
1 1 3 1 852
4 4
FG
5 4

TRANS DUMP
RELAY

4
1

2
TRANSMISSION DUMP 5 - 3, 1 - 2

107

GEAR SELECTOR
12 9 13
/PARK BRAKE ON 3 1

POWER SHIFT
to serial no. 933758 FG
5 3
14
2
1
FL

TO NEUTRAL
TRANSMISSION DUMP 5 - 3, 1 - 2 6-9 START RELAY

R
N
F
4 6 10
from serial no. 933758

SWITCH
FOR / REV
5 3 FL

107
2
1 6 7
9

107

107
PARK BRAKE ON 5 - 3, 1 - 2 10 - 8, 6 - 7
from serial no. 933758
5 3 10 8
A706670
2 7
1 6

A404630

9803/3280 Issue 2*

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