Advance acoustic 56303000, Mechanical Repair Service Manual

Page: 12 / 50

10 - FORM NO. 56043096 - Captor
™
4300B, 4800B
WHEEL DRIVE SYSTEM
DRIVE TIRE REMOVAL
WARNING!
Never work under a machine without safety block or stands to
support machine.
Disconnect battery before servicing.
1 Turn steering wheel to the right full lock position and also remove the
squeegee tool.
2 Disconnect the battery pack, set parking brake and block front
wheels.
3 See Figure 2.1. Loosen the (5) (A) Wheel Lug Nuts (use a 20mm
socket) while the wheel is on the ground.
4 Jack up machine until wheel clears the floor and place jack stands
under machine.
5 Remove the (5) (A) Wheel Lug Nuts and guide wheel out from under
machine.
6 Follow steps in reverse order to install new wheel. Torque spec 100
ft/lbs (135 N-m).
WHEEL DRIVE MOTOR REMOVAL
1 Follow the Solution Tank Removal Instructions in this manual.
2 Turn the Key Switch to the OFF position, set the Parking Brake
and disconnect the batteries.
3 See Figure 2.1. Mark and remove all (4) motor wiring cables.
4 NOTE: Mark the position of both the drive motor and gearbox
for proper re-assembly.
5 Remove (1) Screw (B) and loosen the (2) Screws (C) holding
the drive motor together with the Gear Box (D) . Note: All three
screws are metric, use a 13-mm wrench.
6 Separate the Motor (E) from the Gearbox (D) .
7 NOTE: Cover the gearbox opening with some suitable cover to
prevent contamination of the gearbox oil.
8 Re-assemble in reverse order. NOTE: The (2) Screws (C) and
the Screw (B) should be torqued to 17 ft/lbs.
FIGURE 2.1