5. Clean the surface of the column gasket, if necessary. The following images shows an example of a
column gasket with powder that needs to be cleaned.
6. Visually inspect the column gasket sealing. Ensure that there is no powder on top of the gasket, as
seen in the following image.
7. Reinstall the window.
8. Reinstall the covers. Consider cleaning the bottom area beforehand.
Maintenance procedure 323