BI017744
OPERATING INSTRUCTIONS RH 340 Inspection and servicing Safety filter element Replacement Replace the safety filter elements (7, Fig. 3-42:) after 1000 operating hours or 3 cleaning cycles; after one year of operation at the latest. Never clean the safety filter element, but always renew.
Fig. 3-43:
Fig. 3-42:
Remove main filter element (5, Fig. 3-43:) as described above. Check the vacuum indicator (6, Fig. 3-42: resp. arrow Fig. 3-44:) whether - the green spot is visible; in this case the safety filter must not be replaced - the green spot is not visible; in this case the safety filter must be replaced.
Fig. 3-44:
Unscrew vacuum indicator (6) and withdraw safety filter element (7). Install the new safety filter element and a cleaned or a new main filter element.
BA RH340(3 720 350.01)-EN
3-57
