Back; Replacing The Bearing Plates (Standard Seat) - Otto Bock 490E75 Series Service Manual

Service work
4.14

Back

NOTICE
Incorrect cable routing
Damage to cables due to pulling or pinching
When positioning the cables make sure that they cannot be pinched.
When performing any adjustment and installation work near installed cables, ensure that the cables are suf-
ficiently long for all adjustment possibilities and cannot become pinched. Use cable extensions and additional
cable attachments if necessary.
4.14.1

Replacing the bearing plates (standard seat)

Prerequisites:
Switch off the control unit and deactivate the main fuse (see Page 15).
Remove the seat cushion and back padding.
Tools: Allen wrench size 5; open-ended or ring wrench size 13; torque wrench with Allen insert size 5
Removing the bearing plate (standard seat)
1) Optional: Remove the actuator for the power back angle adjustment (see Page 94).
2) Fold the back forwards onto the seat.
3) Loosen and remove the bearing screw (see Fig. 191/192, item 1).
4) Loosen and remove the screws and nuts between the bearing plate and seat bar (see Fig. 191/192, item 2).
5) Remove the bearing plate.
Installing the bearing plate (standard seat)
1) Position the bearing plate on the seat bar.
2)
item 2).
3)
4) Fold the back to the rear.
5) Optional: Install the actuator for the power back angle adjustment (see Page 94).
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