60
(Option)
A back frame with crossbrace, new upholstery and a back rest actuator are required to install
the electric back angle adjustment option. The electric back angle adjustment option is delivered
as a preassembled unit.
❒ Remove the back frame from the bearing plate / seat frame (see Section 6.10.1).
❒ Allen wrench, size 5 mm
❒ Ring or open-end wrench, size 13
1. Install the bearing plate with the crossbrace of the electric back angle adjustment option
(Figure 55-1).
2. Install the back frame on the bearing plate / seat frame.
3. Connect the actuator ratchet bolt to the locking mechanism of the crossbrace (Figure 55-2).
4. Fasten the additional cables to the frame with cable ties to prevent them from extending into
the adjustment range.
Ensure the cable length is sufcient when the back angle adjustment option is acti-
vated and that the cables cannot be crushed.
5. Connect the additional cable to the actuator.
6. Connect the additional cable to the controller (or seat module if applicable).
7. Program the control unit.
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