Invacare FDX Service Manual page 98

● Prop up the wheelchair on multiple wooden blocks with the help of a second person.
● Use the 22 mm socket wrench to loosen and remove the self-securing nut (2).
● Pull the wheel fork (4) downwards out of the rear wheel cantilever arm (1). Pay attention to the
washers (3), spacer washers and the separable ball bearings (not visible in the illustration).
Installing a wheel fork:
● Assemble the parts in reverse order.
● When installing the ball bearings, make absolutely sure that the wide inner rings are visible on
the outside.
● Adjust the wheel fork, as described in chapter 8.11.3.
● The last step is to test all functions of the vehicle.
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