Kushall K-Series User Manual - page 19
Technical module
18
Copyright © 08/2008, Küschall AG
K-Series
Replacement of backrest tube
Remove the backrest cover.
Slide the backrest strap either up or down to locate the fixing bolt . Remove nut
and bolt from both sides.
Remove the push handles and the upper adjustable backrest straps.
If the wheelchair is fitted without push handles, remove the telescopic tubes and the up-
per adjustable backrest straps by pressing the spring clips into the tube and then pulling
the tubes out of the backrest.
Remove the screws securing the backrest tube to the seat module.
Remove the lower adjustable backrest straps and the sleeve with the stop bolt
from the backrest tube
.
Assemble the lower adjustable backrest straps and the sleeve with the stop bolt
to the new backrest tube
then secure the backrest tube to the seat module with
the screws
.
Replace the upper adjustable backrest straps and the push handles and secure with
the bolts
and nuts.
If the wheelchair is fitted without push handles, replace the telescopic tubes and the up-
per adjustable backrest straps by pressing the spring clips into the tube and then sliding
the tubes to the required position until the spring clips snap into the nearest holes.
With the backrest in the upright position, check the
adjustment of the backrest stop screw
.
The screw heads should only slightly touch the seat module
when the backrest clicks into its upright position. Adjust if
necessary by loosening the lock nut and moving the stop
screw either in or out as required.
Tighten the lock nuts.
Replace the backrest cover.
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