Quantum 6000Z Series
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V I I . C A R E A N D M A I N T E N A N C E
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 (5) lug nuts from the wheel hub. See figure 27.
5. Pull the wheel off of the hub.
6. Remove the screws and separate the front and rear rim. See figure 28.
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 the power base. See VI. “Batteries and Charging” 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 in your power chair should only be serviced or replaced by a Quantum
Rehab Specialist or a qualified technician.
WARNING! Do not replace batteries when 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! Use proper lifting techniques and avoid lifting beyond your capacity. 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.
Figure 28. Quantum 6000Z Series Drive Wheel Disassembled
TIRE
SCREWS
FRONT RIM HALF
LUG NUTS
REAR RIM HALF
Figure 27. Quantum 6000Z Series Drive Wheel
WHEEL HUB
TUBE
