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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 18.
5. Pull the wheel off of the hub.
6. Remove the screws and separate the front and rear rim. See figure 19.
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 the psi/bar/kPa air pressure rating indicated on each tire.
12. Remove the power chair from the blocks.
Battery Replacement
A battery wiring diagram is printed on a decal located on the battery door. See figure 20. Refer to the
specifications table for correct battery specifications.
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! Do not replace battery when seat is occupied.
WARNING! The batteries on your power chair should only be serviced or replaced by a
Quantum Rehab Provider or a qualified technician.
WARNING! Power chair batteries are heavy. See specifications table. If you are unable
to lift that much weight, be sure to get help. Use proper lifting techniques and avoid
lifting beyond your capacity.
WARNING! Do not mix old and new batteries. Always replace both batteries at the same time.
PROHIBITED! Keep tools and other metal objects away from the battery terminals.
Contact with tools can cause electrical shock.
VI. CARE AND MAINTENANCE
Figure 19. Rival Drive Wheel Disassembled
TIRE
SCREWS
FRONT RIM HALF
REAR RIM
HALF
Figure 18. Rival Drive Wheel
TUBE