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38 www.quantumrehab.com Quantum 1402
VIII. CARE AND MAINTENANCE
TIRE
TUBE
FRONT RIM HALF
REAR RIM HALF
SCREWSDRIVE WHEEL NUT
DRIVE WHEEL WASHER
Figure 24. Quantum 1402 Drive Wheel Figure 25. Quantum 1402 Drive Wheel Disassembled
4. Remove the drive wheel nut and washer from the axle. See figure 24.
5. Pull the wheel off the axle.
6. Remove the screws from the rim assembly and separate the front and rear rim. See figure 25.
7. Remove the old tube from the pneumatic tire and replace it with a new tube or replace the entire assembly
if it is a solid tire.
8. Reassemble the rims and reinstall the screws.
9. Slide the wheel back onto the axle.
10. Reinstall the drive wheel nut and washer Onto the axle and tighten.
11. Inflate the pneumatic tires to 35 psi (2.4 bar).
12. Remove the power chair from the blocks.
Battery Replacement
A diagram is printed on a decal on your power chair frame near the battery tray. See
figure 26.
MANDATORY! Battery posts, terminals, and related
accessories contain lead and lead compounds. Wear
goggles and gloves when handling batteries and wash
hands after handling.
WARNING! The batteries in your power chair should only
be serviced or replaced by a Quantum Rehab Specialist
or a qualified technician.
WARNING! Do not replace the batteries when the seat is
occupied.
Follow these easy steps for a quick and safe repair for both solid and pneumatic tires:
1. Turn off the power to the controller.
2. Set the power chair up on blocks.
3. If you are changing a pneumatic tire, completely deflate it before removing the wheel.
Figure 26. Battery Connections
WARNING! Do not mix or match new and old batteries. If
you encounter a situation where one battery needs to
be replaced, then replace both batteries. Refer to
specifications table in this manual and the manual
supplied with the battery charger for recommended type
and capacities.