Front Wheels; Replacing A Front Wheel; Replacing A Front Wheel Fork - Kuschall K-Series Service Manual

Service manual

Front wheels

Front wheels

Replacing a front wheel

Difficulty:
˜™™
Remove the screw  with disk on one side. Remove the wheel axle .

Remove the front wheel .

Place the sleeves  between the new front wheel  and the fork.

Slide the axle  through the fork, sleeves  and the front wheel  and

fix the axle using the screw . Here, use the new screw supplied with
the wheel as this screw comes with a thread-locking device.
Function check:
The wheel may not wobble, but must rotate easily.

Replacing a front wheel fork

Difficulty:
˜˜™
Remove the sealing cap  of the bearings block by inserting two

screwdrivers into the grooves and flipping it off.
Remove the nut  with the washer ….

Remove the front wheel fork .

Check the ball bearings  and replace them if necessary.

Insert the new front wheel fork with the washer … and the nut  and

tighten the nut.
Carry out the function check (see below).

Replace the sealing cap .

Function check:
Tip the wheelchair backwards by 90° so that it is lying on the backrest and
the rear wheels. Turn the fork upwards (position A) and let it tip down-
wards.
The fork has been correctly adjusted if it easily turns to beyond the bottom-
most point and remains there (position B).
If the fork turns back to the lower position (position C), it has not been suf-
ficiently tightened. There is a risk that the front wheels will start to wobble
at high speeds.
à 2x3
Tools:
Tools: 10
A
B
C
21
1
2
4
3
 à 4 Nm
4
1
1
2
5
4
4
3
© Küschall AG, Schweiz | 2012-07