JLG 20VP (3120728) Service Manual - Manual (Page 37)

SECTION 2 - SERVICE PROCEDURES
3120728 – JLG Lift – 2-19
2. If damaged replace the gasket between upper hous-
ing surface and the joystick mounting surface before
assembling.
Emergency Stop Switch Installation
1. Use the following illustration to reattach the wires
from the emergency stop switch to the circuit board.
2. If damaged replace the gasket between the stop
switch base plate and the upper housing mounting
surface.
Speed Control Switch Installation
1. Use the following illustrations to reattach the wires
from the speed control switch to the circuit board.
Touch Pad Switch Installation
1. Thoroughly clean the surface of the upper housing
where the touch pad switch adheres to the upper
housing.
2. Remove all traces of silicone sealant from around
the slot where the ribbon cable connector passes
through the housing.
3. Remove the adhesive backing off the new touch pad
switch, keep this surface clean and free of debris
during assembly.
4. Assemble the new touch pad switch to the upper
housing surface by first sliding the ribbon cable con-
WHITE (light gauge)
YELLOW (light guage)
CIRCUIT BOARD
COMPONENT SIDE
WIRES
FROM
JOYSTICK
CONTROL
(Later Model
Joystick
w/Drive
Enable
on Knob)
WIRES FROM
EMERGENCY
STOP SWITCH
CIRCUIT
BOARD
COMPONENT
SIDE
RED (PIN 21)
BLACK (PIN 13)
BLACK (PIN 14)
RED (PIN 22)
ORANGE
WHITE W/ORG
GREEN
CIRCUIT BOARD
COMPONENT SIDE
J5
WIRES FROM SPEED
CONTROL SWITCH
APPLY SILICONE
SEALANT HERE
IN THIS SLOT