Küschall COMPACT attract, Руководство по обслуживанию

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KÜSCHALL COMPACT
attract
© Küschall AG, Switzerland | 2016-01
Service Manual
Tightening and undoing when no nut is present
If a hexagon socket bolt is screwed directly into a thread, the bolt must be tightened using
the Allen key.
i Ensure that the Allen key is of good quality
and not worn.
Torque

All bolts must be tightened with the torque specified in the following instructions.
Checks
Visual check

Check all components for cracks, especially the areas around joints and welded seams.
Checking the screw connections

Check all bolts with the torques specified in the instructions regularly, and adjust if
required.
CAUTION!
Several screw connections have been secured with thread locking adhesive. If these are
opened, they must be secured again using new thread locking adhesive.
Liquid high-strength and low-strength adhesives are available. For torque specifications it
is pointed out whether an adhesive and which adhesive needs to be used.
Identifying and repairing faults
Fault Possible cause Action
The wheelchair does not
travel in a straight line
Incorrect tyre pressure on one rear wheel Correct tyre pressure
One or more spokes broken Replace broken spoke(s)
Spokes tightened unevenly Tighten loose spokes
Front wheel bearings are dirty or damaged Clean or replace the bearings
Support bearings in forks faulty Replace the support bearings
Steering error or trail angle, left and right, uneven Adjust steering error or trail angle
The wheelchair tips too
easily
Rear wheels are mounted too far forwards Mount the rear wheels further back
Backrest angle too large Reduce backrest angle
Seat angle too large
Mount the adapter plate lower on the side
profile
The brakes are gripping
poorly or asymmetrically
Incorrect tyre pressure in one or both rear tyres Correct tyre pressure
Brake setting incorrect Correct brake setting
The rolling resistance is
very high
Tyre pressure in rear tyres is too low Correct tyre pressure
Rear wheels not parallel Make rear wheels parallel
Drum brake set too narrow Set the drum brake
Bearings are dirty or faulty Replace the bearings
The front wheels wobble
when moving fast
Too little tension on the clevis pin housing Tighten the screw on the castor fork slightly
Front wheel has worn smooth Replace front wheel
The front wheel is stiff or
stuck
Bearings are dirty or faulty Replace the bearings
The wheelchair is very
difficult to unfold
The backrest cover is too tight
Loosen the topmost Velcro band of the
backrest cover a little
Left and right side of the
wheelchair can be moved
in parallel to one another
Longitudinal stopping bolts on the seat edge are
loose Tighten the longitudinal stopping bolts on
the seat edge