Invacare Pronto M61 User Manual page 51

Detail "A"
Removing the drive wheel
1. Block up the mobility device (place wooden blocks under frame).
Fold down tab of existing locking tab washer B with a flat
2.
screwdriver (Detail "A").
3. Remove mounting bolt A, locking tab washer and washer C.
Discard existing locking tab washer.
Remove the wheel D from the drive shaft E. If necessary, use
4.
wheel puller to remove the drive wheel from the drive shaft.
Installing the drive wheel
WARNING!
Injury or property damage
Failure to properly install locking tab washer can result
in wheel separation and potential user injury or property
damage.
– When replacing wheels always use a new locking tab
washer. Do not reuse locking tab washer.
1590425-A
CAUTION!
Leaking of lubricant
Applying more than one-inch (25,4 mm) (in length) can
cause the lubricant to leak resulting in damage to flooring
(carpet, tile, etc.).
– Do not apply more than one-inch (25,4 mm) (in
length) thin film of lubricant to the drive shaft.
Apply lubricant to drive shaft E and keystock F.
1.
2. Align the keystock in the drive shaft with the cutout in the wheel
hub and position the wheel D on to the drive shaft.
3.
The locking tab washer must be inserted into the cutout
in the rim and hub.
Using the mounting bolt A, washer C and new locking tab
washer B, secure the wheel to the drive shaft.
4. Fold one tab of the locking tab washer up so that the tab rests
against one side of the mounting bolt (Detail "B").
Maintenance
Detail "B"
51