V I I . C A R E |
AXLE KEY |
AXLE SLOT |
DRIVE WHEEL WASHER |
DRIVE WHEEL NUT |
A N D M A I N T E N A N C E | |
| TIRE |
| TUBE |
FRONT RIM HALF | SCREWS |
| |
| REAR RIM HALF |
Figure 21. Quantum 614 Series Drive Wheel | Figure 22. Quantum 614 Series Drive Wheel Disassembled |
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 21.
5.Pull the wheel off the axle.
6.Remove the screws from the rim assembly and separate the front and rear rim. See figure 22.
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 that the key is in the axle slot.
WARNING! Failure to ensure that the axle key is properly installed into the axle slot when mounting the wheel can result in electronic brake failure, personal injury, and/or product damage.
10. Reinstall the drive wheel nut and washer onto the axle and tighten.
WARNING! Make sure both the nut and washer are reinstalled and tightened properly.
11.Inflate pneumatic tires to the psi/bar/kPa air pressure rating indicated on each tire.
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 figure 23. 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 Provider or a qualified technician.
WARNING! Do not replace battery 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. Use proper lifting techniques and avoid lifting beyond your capacity.
WARNING! Do not mix old and new batteries. Always replace both batteries at the same time.
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