OPERATING INSTRUCTIONS
F106.7/F106.7A/F156.7/F156.7A
Main filter element Clean or replace the main filter element when warning lamp (4, Fig. 3) lights up. When warning lamp (4, Fig. 3) lights up, the main filter element is already contaminated to such an extent that the volume of air passing through the filter is insufficient. If this is the case, the main filter element must be cleaned or replaced, even if the service interval has not been reached.
- Carefully withdraw main filter element (6, Fig. 5).
Fig. 5
- Safety filter element (7, Fig. 6) remains in place.
Fig. 3
Removing and checking the main filter element Clean or replace the main filter element. - Detach clip (2, Fig. 4), remove cap (4) and clean it. Fig. 6
- Install the new or cleaned main filter element in the reverse order. Î
Fig. 4
198
