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38 www.quantumrehab.com Quantum 610 Series
VII. CARE AND MAINTENANCE
8. Reassemble the rim halves and reinstall the nuts and washers to the wheel hub.
9. Slide the wheel back onto the axle. Make sure that the key is in the axle slot.
10. Reinstall the drive wheel nut and washer to the axle 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 front battery tray. See VI. “Batteries and Charging” 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! 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 26. Quantum 610 Drive Wheel Disassembled
WASHERS
TIRE
REAR RIM HALF
FRONT RIM
HALF
NUTS
Figure 25. Quantum 610 Drive Wheel
TUBE
DRIVE
WHEEL
WASHER
DRIVE
WHEEL
NUT
AXLE
SLOT
WHEEL
HUB
AXLE KEY
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 drive wheel nut and washer from the axle. See figure 25.
5. Pull the wheel off the axle.
6. Remove the nuts and washers from the wheel hub and separate the rim halves. See figure 26.
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.