Kuschall KSL Service Manual - Service Manual
16
© Küschall AG, Switzerland | 2011-12
Service Manual
Rear wheels
Replacing the rear wheels
Difficulty:
Proceed as follows if the rear wheels are replaced by ones of a different size
or with other tyres:
Check function of the parking brakes.
Adjust seat height, Chap. Seat, ‹
Adjusting the seat height
›
Check that the mudguard or clothes guard is positioned correctly.
Replacing the axle
Difficulty:
Tools:
Ã
5
22
Remove the wheels and unscrew bolts on both axle clamp
components.
Remove both axle clamp components and the axle.
Insert new axle, re-attach the axle clamp components and bolts .
Tighten the bolts only slightly.
Ensure the wheels are parallel, Chap. Rear wheels, ‹Ensuring the rear
wheels are parallel›.
Ensuring the rear wheels are parallel
Difficulty:
Tools:
Ã
5
22
The wheelchair will have ideal straight-line stability when the rear wheels
are exactly parallel to one another.
Place the wheelchair on a flat, even surface.
Undo the bolts on the two axle clamp components.
At the level of the axle, measure the distance between the wheels at
the front (y) and back (x):
The distance at the front (y) must be precisely the same or up to 2 mm
greater than the distance at the back (x). This difference evens itself out
when someone sits in the wheelchair.
Once the wheels are aligned tighten bolts .
Check that the wheels are parallel once again.
Check that the parking brakes are positioned and adjusted correctly.
Repairing or changing an inner tube
Difficulty:
Tool: tyre lever
Remove the rear wheel and release any air from the inner tube.
Lift one tyre wall away from the rim using a bicycle tyre lever. Do not
use sharp objects such as a screwdriver which could damage the inner
tube.
Pull the inner tube out of the tyre
Repair the inner tube using a bicycle repair kit or, if necessary, replace
the tube.
Inflate the tube slightly until it becomes round.
Insert the valve into the valve hole on the rim and place the tube inside
the tyre (the tube must lie right round the tyre with no creases).
Starting close to the valve, push the tyre wall over the edge of the rim
using both hands. When doing this, check all the way round to ensure
that the inner tube is not trapped between the tyre and the rim.
Inflate the tube to its maximum operating pressure, Table, chap. Rear
wheels,
‹Checking the tyre pressure›
. Check that no air is escaping from
the tyre.
à 9 Nm
1