V I I I . C A R E A N D M A I N T E N A N C E
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 24.
5.Pull the wheel off the axle.
6.Remove the nuts and washers from the rim assembly and separate the front and rear rim. See figure 25.
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 nuts and washers.
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 onto 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 battery tray. See VI. "Batteries and Charging" 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 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 that the power chair is in drive mode. See III. "Your Power Chair."
3.Turn the rear shroud fasteners
4.Remove the rear shroud.
5.Unplug the battery connector. See figure 26.
6.Remove the retaining pin from the foot platform and lift the platform up and away from the power base. See figure 18.
7.Slide the battery tray forward.
8.Unfasten the reusable strap around the front battery.
9.Disconnect the wiring harness from the front battery.
10.Remove the front battery.
11.Unfasten the reusable strap around the rear battery.
12.Disconnect the wiring harness from the rear battery.
13.Remove the rear battery.
14. Place a new rear battery on the battery tray. Make sure that the terminals are facing forward.
15.Fasten the reusable strap around the rear battery.
16.Connect the wiring harnesses to the rear battery. See figures 26 and 27.
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