Pride Mobility QUANTUM 1121 - Manual (Page 47)

Quantum 1121 www.quantumrehab.com 47
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 32.
5. Pull the wheel off the axle.
6. Remove the screws from the rim assembly and separate the front and rear rim. See figure 33.
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 on to the axle. Make sure the key is in the slot.
8. Reinstall the drive wheel nut and washer onto the axle and tighten.
9. Inflate the pneumatic tires to 35 psi (2.4 bar).
10. Remove the power chair from the blocks.
Battery Replacement
A diagram is printed on a decal located on the power chair frame near the battery tray. See figure 34. See the specification
table for correct battery specifications.
WARNING! Prevent injury. Do not replace battery when 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. Lifting beyond your capacity can result in personal injury.
WARNING! Prevent injury and/or equipment damage! 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 specification table in this manual supplied with battery charger for recommended type
and capacities.
V I I I . C A R E A N D M A I N T E N A N C E
Figure 34. Battery Wiring Diagram Label Figure 35. Battery and Harness
QUICK DISCONNECT
BATTERY
TERMINALS