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VIII. CARE AND MAINTENANCE
8. Reassemble the rim halves and reinstall the nuts and washers to the wheel hub.
9. Slide the wheel back onto the axle. Make sure that the key is in the axle slot.
10. Reinstall the drive wheel nut and washer to the 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.
WARNING! Prevent injury. 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. 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 the specifications table in this manual and the manual suppled with the battery charger
for recommended type and capacities.
To replace the batteries:
1. Turn off the power to the controller.
2. Make sure that the power chair is in drive mode. See III. “Your Power Chair.”
3. Loosen the rear shroud fasteners.
4. Remove the rear shroud. See figure 39.
5. Disconnect the battery harness from the rear battery.
6. Remove the retaining pin and lift off the front cover using the foot platform bracket. See figure 19.
7. Slide the battery tray forward.
8. Disconnect the battery harness from the front battery.
9. Unfasten the hook and loop straps from both batteries.
10. Remove the batteries.
11. Install new batteries.
12. Fasten the hook and loop straps around both batteries.
13. Connect the battery harness to the front battery according to the battery wiring diagram. See figure 39.
WARNING! Prevent injury. Make sure you tighten the fasteners so that the connections are secure.
14. Slide the battery tray back into the power base.
15. Connect the battery harness to the rear battery.
16. Reinstall the front cover.
17. Reinstall the rear shroud and tighten the fasteners.
18. Charge the batteries. See VI. “Batteries and Charging.”