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©2006 Sunrise Medical
POWER BASE SECTION
Disassemble:
Carefully support the frame of the wheelchair us-1.
ing jack stands.
Remove the four lug nuts using a 16 mm socket 2.
wrench.
Slide Wheel assembly off Hub.3.
Reassemble:
Align wheel and slide back onto hub.
Replace the four lug nuts and tighten to 35-40 ft. lbs.
Changing Drive Wheel Assembly
Changing Drive Wheel Tires
Note: it is not necessary to remove the entire wheel
assembly in order to change tires or tubes.
Disassemble:
Carefully support the frame of the wheelchair us-1.
ing jack stands.
Release all pressure from tire by removing valve 2.
core.
Remove the eight socket head cap screws using 3.
a 3/16 Allen wrench.
Remove inner tube and replace if necessary.4.
Replace Tire if necessary, always replace inner 5.
tube when replacing tire.
Reassemble:
Install the eight socket head cap screws and 1.
tighten to 12-15 ft.-lbs or Newton Meters.
Reinfl ate tire to manufactures recommended pres-2.
sure.
Drive Wheels
Fig 1.44
Fig 1.45
Fig 1.46
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