OPERATOR MANUAL |CAPTAIN 273 4WD 83
Periodically release the clips, remove the cover, take out the external cartridge and clean it (this
operation should be carried out more frequently if you work in a very dusty environment):
• With a jet of compressed air at a pressure of no more than 5.9 bar (6 kg/cm2), directed towards the
outside of the filter cartridge (Fig. 5-9); or:
• After cleaning, rinse the filter cartridge with a jet of water at a pressure not higher than 2.9 bar (3
kg/cm2) and dry it with dry air at a temperature of no more than 50°c.
Never ever clean the cartridge with product other than those indicated above, or by tapping it on a hard
surface.
Thoroughly clean all the internal parts of the housing (1) with a damp cloth before remounting.
Replace the external element after three cleaning operations and at least once a year or after
every 750 hours service.
Replace the internal cartridge element (5) once a year or
after three cleaning of the outer element.
Always check to make sure that the filter housing is not
damaged and make sure that all pipes and unions are tight.
WARNING: The internal filter element must not
be replaced. NEVER attempt to clean the internal
safety element.
WARNING: NEVER attempt to clean the filter
elements with exhaust gas from the engine. NEVER
ever use oil on dry filter. NEVER ever use oil wash
oil, diesel fuel, paraffin or solvents to clean the fitter
elements.
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