How To Replace The Chassis Scissor Arm Wear Pads - Terex GS90D-4695 Service And Repair Manual

December 2023
6 Remove the pin retaining fasteners from each
platform slide block pivot pin. Do not remove
the pins.
7 Use a slide hammer to remove each platform
slide block pivot pin.
Crushing hazard. The platform
will fall when the platform slider
block pivot pins are removed if
not properly supported by the
overhead cranes.
8 Move each slide block towards the center of
the platform and carefully remove each
platform slide block from the platform.
9 Remove the retaining fasteners from the wear
pads on the slide blocks. Remove the wear
pads.
10 Install the new wear pads onto the scissor
arm slide blocks.
11 Install the slide blocks onto the platform.
12 Align the holes in the slide blocks with the
holes in the scissor arms.
13 Install the slide block pivot pins and the pin
retaining fasteners.
14 Attach the platform centering links to the
platform and install the platform centering link
pivot pins and the pin retaining fasteners.
Part No. 1325652GT
How to Replace the Chassis
How to R eplac e the C has sis Sciss or Arm W ear Pads
Scissor Arm Wear Pads
Note: If removing the steer end slide blocks, the
engine top and side covers need to be removed
first. Proceed to step 1.
Note: If removing the non-steer end slide blocks,
proceed to step 11.
1
2
Note: Be sure that the safety arm is locked in the
vertical position.
3
4
5
GS -3390 • GS -4390 • GS
™ ™
Service and Repair Manual
Scissor Components
Start the engine from the ground controls and
raise the platform approximately 18 feet /
5.5 m from the ground.
Release the safety arm latch, lift the safety
arm and rotate to a vertical position. Lock the
safety arm in position.
Lower the platform onto the safety arm. Turn
the machine off.
Crushing hazard. Keep hands
clear of the safety arm when
lowering the platform.
Component damage hazard.
The link set cross tube can be
damaged if excessive force is
applied. Do not continue to
lower the platform after the
safety arm makes contact with
the cross tube.
Release the latches on the engine tray and
fully slide the engine tray out.
Insert a 6 inch / 15 cm screwdriver or rod into
the engine tray lock hole located near the
engine tray roller wheels to prevent the
engine tray from moving.
-5390
™
45