Check Valve

Check Valve

• Depending on the version, the check valve installed as a separate component or integrated in the multi-contour front seat control module (J872) / (J873).

• Remove the external check valve if installing a multi-contour seat control module that contains a check valve. Refer to the Parts Catalog

Removing






- Remove the backrest cover. Refer to => [ Backrest Cover ] Backrest Cover.

- Press circlip - 2 - in - direction of arrow A - and simultaneously remove pneumatic line - 1 - - arrow B -.

- Repeat the procedure with circlip - 4 - and pneumatic line - 5 -.

- Remove check valve - 3 -.

Installation

Install in reverse order of removal. Note the following:

Information for installation: for example tightening specifications, replacing body parts, refer to => [ Front Multi-contour Seat Control Module, Lumbar Support air Cushion Module Carrier and Backrest Fan Assembly Overview ] Front Multi-Contour Seat Control Module, Lumbar Support Air Cushion Module Carrier and Backrest Fan Assembly Overview.