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6
6.4 Adjusting the Back Angle
CAUTION
Unallowable back angle
Risk of the user falling or tipping over
►
A back angle setting greater than 30° is not permitted.
INFORMATION
►
Ensure the angle setting is symmetrical on both sides of the back frame.
►
Note that the seating position may have to be readjusted for an optimum seating centre of gravity.
►
Use the specifications for the basic settings of the back angle in the section "Technical Data".
The back angle can be adjusted from
-5° to +30°
off the vertical position.
+30° -5°
7
a) Angle adjustment in 10° increments
1) Loosen the upper Allen head screw on the back plate (see fig. 8, item 1).
2) Loosen and remove the angle adjustment screw on the back plate (see fig. 8, item 2).
3) Adjust the backrest to the desired angle with the help of the existing bores.
4) Tighten all Allen head screws to
10 Nm
.
5) Proceed the same way on the other side.
b) Setting 5° interim angles
1) Loosen the front Allen head screw (see fig. 9, item 1).
2) Loosen and remove the rear Allen head screw (see fig. 9, item 2).
3) With installed lashing point: loosen 1 x Allen head screw/1 x anchor point (see fig. 9, item 3).
4) Adjust the backrest angle by 5°. Use the available bore for this purpose.
5) Tighten all Allen head screws to
10 Nm
.
6) Proceed the same way on the other side.
12 | Ottobock
Adjustments
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