Section 1: Kit Assembly
7
5/11/23
LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M
6. Connect the power supply branch’s remaining
connector to the relay that was previously connected
to green relay connector (M).
7.
Secure the power supply branch with cable ties (#31)
at each clamping location marked with white tape.
Connecting Power Supply Branch - Cab Tractor
Figure 1-14
Routing Third Function Valve Branch
1. From the tractor’s right side, ensure the third function
valve branch is fully pulled through hole (a) on tractor
floorboard. Refer to Figure 1-11 on page 6.
2. Continue routing valve branch along the underside of
the tractor cab, over the transmission, and to the left
side of the tractor.
3. From the tractor’s left side, continue routing the valve
branch along the tractor’s underside, towards the
third function valve (#18).
4. Secure the valve branch with cable ties (#31) at
clamping locations marked with white tape.
Wire Harness Routing - Cab Tractor
Figure 1-15
78744
M
Power Supply Branch
Male Connector
Power Supply
Branch
Power Supply Branch
Female Connector
78792
U
D
B
F
Valve
Branch
31
31
5. Connect the GREEN Deutsch connector to the top
solenoid on third function valve (#18).
6. Connect the BLACK Deutsch connector to the
bottom solenoid on third function valve (#18).
Connecting Third Function Valve Branch - Cab Tractor
Figure 1-16
78770
18
BLACK
Deutsch Connector
GREEN
Deutsch Connector
Valve
Branch
