Kuschall Compact User Manual - page 24
Service
23
5.4 Detecting and repairing defects
The daily use of the wheelchair, new adjustments or changed requirements may result in defects which can be repaired.
We recommend that the adjustments should be carried out by your authorized dealer.
Defect Possible
cause
Remedy
Wrong air pressure in one of the rear wheels
Correct air pressure (Chapter 5.2)
Bearing block of the front wheel fork is not in a
vertical position
Put bearing block in vertical position (Chapter 6.4)
The rear wheels do not run parallel or are axially
shifted
Correct the shear pretension or the track (Chapter
6.1)
Front wheels not adjusted to same height
Position the front wheels such that they touch the
floor at the same time (Chapter 6.4)
One or more spokes are broken
replace defective spoke(s)
Spokes are not equally tightened
Tighten the loose-fitting spokes
Wheelchair does not roll straight
Front wheel bearings dirty or damaged
Clean or replace bearing
Rear wheel mounted too far to the front
Shift wheels backward (Chapter 6.3)
Mount adapter place at a lower position of the lateral
support (Chapter 6.3)
Seat angle too large
Select smaller front fork
Wheelchair tips too easily
Backrest angle too large
Reduce backrest angle (Chapter 6.5)
Poor or asymmetric brake grip
Wrong air pressure in one or both rear wheels
Correct air pressure (Chapter 5.2)
Rear wheels are off track
Change track (Chapter 6.1)
Rolling resistance is very high
Wrong air pressure in the rear wheels
Correct air pressure (Chapter 5.2)
Front wheels vibrate when driving
fast
Tension at front wheel bearing block too low
Tighten nut at bearing block axle slightly
Unfolding the wheelchair is
difficult
Back cover tightened too much
Slightly loosen topmost strap