V I I I . C A R E A N D M A I N T E N A N C E
DRIVE WHEEL NUT
DRIVEWHEELWASHER
TIRE
TUBE
REAR RIM HALF | SCREWS |
|
FRONT RIM HALF
Figure 27. Quantum 1122 Drive Wheel | Figure 28. Quantum 1122 Drive Wheel Disassembled |
Follow these easy steps for a quick and safe repair for both solid and pneumatic 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 27.
5.Pull the wheel off the axle.
6.Remove the screws from the rim assembly 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.Reassemble the rims and reinstall the screws.
9.Slide the wheel back onto the axle.
10.Reinstall the drive wheel nut and washer into the axle and tighten.
11.Inflate the pneumatic tires to 35 psi (2.4 bar).
12.Remove the power chair from the blocks.
Battery Replacement
A diagram is printed on a decal on your power chair frame near the battery tray.
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.
To replace the batteries:
1.Turn off the power to the controller.
2.Make sure the freewheel levers are in the engaged position. See III. “Your Power Chair.”
3.Remove the detent pin from the bottom of the foot frame.
4.Lift the foot frame straight up to remove it from the mounting bracket.
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