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42 www.pridemobility.com Jazzy 1143 Ultra
VII. CARE AND MAINTENANCE
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 wheel axle. See figure 27.
5. Pull the wheel off the axle.
6. Remove the nuts and washers that fasten the two rim halves together. 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. Refasten the two rim halves together.
9. Slide the wheel back onto the shaft. Make sure that 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 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 an
authorized Pride Provider 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.
To replace the batteries (Power Elevating Seat):
1. Turn off the power to the controller.
2. Make sure that the power chair is in drive mode. See III. “Your Power Chair.”
35psi
MAX
2.4
bar
Figure 27. Drive Wheel
Figure 28. Drive Wheel Disassembled
TUBE
TIRE
FRONT RIM
HALF
REAR RIM
HALF
NUTS
DRIVE WHEEL
NUT
DRIVE WHEEL
WASHER
WASHERS
AXLE KEY