TM 5-3810-306-20CAUTIONWater pressure from a hose or tapshould not exceed 40 psi (276kPa/2.76 Bar).CAUTIONNever use gasoline or solvents toclean the elements.NOTENever clean the safety element.Replace the safety element aftercleaning the primary element threetimes.1.CLEAN PRIMARY ELEMENT (5) INWATERDETERGENT SOLUTION OR BLOW OUTWITH COMPRESSED AIR.NOTEIf primary element is cleaned withcompressed air, element can be putback into service immediately;however, if cleaned by washing,element must be dried beforereturning it to service.NOTEPrimary elements are partiallycovered by a plastic sleeve with fins.The covered portion can be cleanedwith water or air without removingthe sleeve. Use a stiff fiber (not wire)brush to remove oil and greasedeposits from the sleeve and fins.Never remove the sleeve and finsfrom the element.5-5
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