Quantum Jazzy 1650 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
SCREWS
FRONT RIM HALF
TIRE
Figure 17. Quantum Jazzy 1650 Drive Wheel
Figure 18. Quantum Jazzy 1650 Drive Wheel Disassembled
TUBE
REAR RIM HALF
DRIVE WHEEL NUT
DRIVE WHEEL WASHER
AXLE SLOT
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 17.
5. Pull the wheel off the axle.
6. Remove the screws from the rim assembly and separate the front and rear rim. See figure 18.
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. Make sure the key is in the axle slot.
10. Reinstall the drive wheel nut and washer onto the wheel 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 battery tray. See VI. “Batteries and Charging” for correct
battery specifications.
WARNING! Do not replace the batteries when the seat is occupied.
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! 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 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 specifications table in this
manual and the manual supplied with the battery charger for recommended type and capacities.
