Replacing A Drive Wheel Hub - Invacare FDX Service Manual

8.12.3 Replacing a drive wheel hub

WARNING!
Danger of damage to the wheelchair! Collisions can be caused if shim rings are removed
from the drive wheels during installation work!
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Shim rings are frequently placed between the drive shaft and the wheel hub to compensate
tolerances. Collisions can be caused if these shim rings are removed and not re-installed.
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Please install all shim rings in exactly the same positions they were before disassembly.
Requirements:
● 19 mm socket wrench
● Torque wrench 10 – 80 Nm (or similar)
Uninstalling a drive wheel hub:
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Use the 19 mm socket wrench to loosen and remove the axle nut (4).
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Remove the washer (3).
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Pull the wheel hub (5) off of the axle (2).
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Remove the feather key (1) from the axle.
Installing a drive wheel hub:
103