OPERATING INSTRUCTIONS RH 40 F Inspection and servicing Safety filter element Replacement
" Remove main filter element (4, Fig. 3-28:) as described above.
Replace the safety filter elements (5, Fig. 3-27:) after 1000 operating hours or 3 cleaning cycles; after one year of operation at the latest.
" Unscrew nut (6, Fig. 3-27:) and withdraw safety filter element (5).
Never clean the safety filter element, but always renew.
" Install the new safety filter element and a cleaned or a new main filter element.
Air-intake lines At regular intervals: " check intake lines for leaks and hose clamps for tightness; " replace hoses between filter housing and engine. During all works on the air-intake system ensure proper sealing to prevent unfiltered air from reaching the engines.
Dust collection
Fig. 3-27:
Dust accumulating on the filter-housing bottom is constantly sucked away by the exhaust system during operation. The non-return valves (7, Fig. 3-29:) in the suction lines prevent engine exhaust gases from being sucked in. At regular intervals: " check suction lines for leaks and hose clamps for tightness.
Fig. 3-28:
Fig. 3-29:
BA RH40F(3 668 020.01)-EN
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