Backrest Adjusting Wheel
Backrest Adjusting Wheel
Special tools, testers and auxiliary items required
• Assembly Tool (3399)
Removing
- Turn the backrest adjustment wheel - 1 - until a locking mechanism is visible from behind - arrow A -. It may be necessary to use a flashlight.
- Engage Assembly Tool (3399) and pry it in the direction of- arrow B -.
- Turn backrest adjustment wheel about 120° more.
- Engage Assembly Tool (3399) and pry it in the direction of- arrow B -.
- Remove backrest adjustment wheel.
Installing
Install in reverse order of removal. Note the following:
- If backrest adjustment wheel is too loose after installation, replace wheel.