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Quantum 600 Series www.quantumrehab.com 35
VII. CARE AND MAINTENANCE
Figure 21. Drive Wheel Disassembled
TIRE
Figure 20. Quantum 600 Series Drive Wheel
SCREWS
REAR RIM HALF
TUBE
FRONT RIM HALF
Follow these easy steps for a quick and safe repair for both pneumatic and solid 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.
4. Remove the five (5) lug nuts from the wheel hub. See figure 20.
5. Pull the wheel off of the hub.
6. Remove the screws and separate the front and rear rim. See figure 21.
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. Screw together the two rim halves.
9. Slide the wheel back onto the hub.
10. Reinstall the five (5) lug nuts onto the wheel hub and tighten.
11. Inflate the pneumatic tire to 35 psi (2.4 bar).
12. Remove the power chair from the blocks.
Battery Replacement
A battery wiring diagram is printed on a decal located on the battery tray. See the specification table for correct battery
specifications.
WARNING! 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 on 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.
WARNING! Power chair batteries are heavy. See specifications table. If you are unable
to lift that much weight, be sure to get help.
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 the
specification table in this manual and the manual supplied with the battery charger
for recommended type and capacities.
LUG NUTS
WHEEL HUB