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4) INFORMATION: Note the installed position of the cables, cable attachments and add-on components
of the back.
If necessary: Pull the back with the slide block down and off the seat bars. Loosen and remove all add-on com-
ponents for the back and cables with cable attachments.
Positioning/installing the back (VAS seat)
1) Position the back with the slide block on the seat bars and slide it to the desired position.
INFORMATION: Position the back evenly using the markings on the seat plate (see Fig. 114).
2) Firmly tighten the 2 screws in the bearing plates on both sides (see Fig. 113, item 1).
3) Reattach the cable attachments along the seat bars (see Fig. 113, item 2).
4) Reattach all loosened cables, cable attachments and add-on components for the back.
5) Install the cover on both bearing plates (see Seite 57).
113
4.15.6
Removing/installing the power back angle adjustment (standard seat)
INFORMATION
Power back angle adjustment (standard seat) requires a special back frame and bearing plates, and is replaced
together with these (see Seite 58). The back angle adjustment actuator can be replaced separately (see Sei-
te 59).
When changing the back angle adjustment type (mechanical or power back angle adjustment), additional adjust-
ments such as additional control modules, new cabling or reprogramming the control unit may be required. Con-
tact your national Ottobock team before changing the back angle adjustment type.
f Prerequisites:
Switch off the control unit and deactivate the main fuse (see Seite 12).
Remove the seat cushion and back padding.
f Tools: Allen wrench size 6; open-ended or ring wrench size 13; torque wrench with Allen insert size 6
Removing the power back angle adjustment (standard seat)
1) Remove the actuator for the power back angle adjustment (see Seite 59) and fold the back forwards onto the
seat.
2) If necessary: Remove and replace the back (see Seite 58).
3) Optional: Install the manual back angle adjustment (see Seite 60).
Installing the power back angle adjustment (standard seat)
1) Optional: Remove the manual back angle adjustment (see Seite 60).
2) Install the back for the power back angle adjustment (see Seite 58).
3) Install the actuator for the power back angle adjustment (see Seite 59).
4.15.7
Replacing the actuator for the power back angle adjustment (standard seat)
f Prerequisites:
Switch off the control unit and deactivate the main fuse (see Seite 12).
f Tools: Allen wrench size 4; torque wrench with Allen insert size 4
B-Series
114
Service work
Ottobock | 59
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