Kuschall K-SERIES Service Manual - page 16
16
KÜSCHALL K-SERIES
attract
© Küschall AG, Switzerland | 2014-12
Service Manual
BACKREST
Backrest angle (RW)
The angle of the backrest can be changed by repositioning the
excentre plate in the backrest joint plate.
The following angles (measured from the seat) can be set:
Adjusting the backrest angle
Difficulty:
Tools:
à 3,
10
Fold down the backrest and release the counter nut of the
adjustment screw A and screw it in completely.
Remove the screw B on the excentre plate C. Remove the
excentre plate and reinsert it in the desired position.
The excentre plates must be set identically on both sides of the
wheelchair.
Reinsert the screw B and tighten it.
Fold the backrest up until the stop bolts D engage and unscrew
the adjustment screw A until it touches the frame and the
backrest joint no longer moves.
Tighten the counter nut E.
Adjusting the backrest joint
Difficulty:
Tools:
10
Put the backrest up and let the pin A engage.
Press the backrest forwards to ensure the joint cannot move.
Unscrew the screw C until it touches the spigot D of the seat
frame.
Screw the screw back in by between a ¼ and a ½ turn and
counter with the counter nut E.
Correctly adjust the backrest joint on both sides.
Function check:
Sit in the wheelchair and lean back so that the backrest is strained.
Upon pulling the release cord B, the pin A must be easily removed
on both sides and must fully glide back in upon letting go of the
release cord.
86°
90°
78°
82°
82°
74°
74°
78°
82°
86°
90°
86°
90°
78°
82°
82°
74°
86°
90°
78°
82°
82°
74°
86°
90°
78°
82°
82°
74°
86°
90°
78°
82°
82°
74°
B
à 4 Nm
E
à 7 Nm
E
à 7 Nm