50
S
ERVICE
P
ROCEDURES
R
EAR
W
HEEL
R
EPLACEMENT
11.6 Rear Wheel Replacement
NOTE:
The wheel nut remains captive with the rear
wheel assembly.
1)
Remove the cover.
2)
Loosen the wheel nut and remove the rear
wheel.
3)
Remove the washers from the gear motor output
shaft. Discard the washers.
4)
Place new washers on the gear motor output
shaft. Do not reuse old washers.
5)
Apply Loctite® 243 Blue Threadlocker to the inte-
rior threads of the wheel nut. Place the rear
wheel assembly onto the gear motor output
shaft, tighten the wheel nut to 48 lbf•ft
(65 N•m).
11.7 Gear Motor Replacement
Bottom view of robot shown.
1)
Remove the rear wheel and washers. Discard the
washers.
2)
Remove the six screws and cover washers from
the electrical box.
3)
Disconnect gear motor cables from traction drive
card.
4)
Remove the six bolts from the gear motor
support.
1 – Wheel nut
2 – Wheel assembly
3 – Washer
1
1
2
3
27 mm
1 – Screw
2 – Cover
1 – Bolt
2 – Gear motor support
6 mm
2
1
1
2
8 mm
