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.Turnoffthepowertothecontroller.
2.Set the power chair up on blocks.
3.Ifyouarechangingapneumatictire,completelydeflateitbeforeremovingthewheel.
4.Removethedrivewheel nut and washerfromthe axle.Seefigure 28.
5.Pullthewheelofftheaxle.
6.Remove the nuts and washers from the wheel hub and separate the front and rear rim. See figure 29.
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.Reassembletherimsandreinstallthenutsandwasherstothewheelhub.
9.Slide the wheel back onto the axle. Make sure that the key is in the axle slot.
10.Reinstallthedrivewheelnutandwasherontothewheelaxleandtighten.
11.Inflate the pneumatic tire to 35psi(2.4bar) if equippedwith pneumatic tires.
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 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 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. See figure 30.
4.Remove the rear shroud.
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 16.
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.
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.
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