Jeep Cherokee (XJ): Heating and air conditioning

Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Heating and air conditioning

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Piston ring-fitting
(1) Carefully clean the carbon from all ring grooves. Oil drain openings in the oil ring groove and pin boss must be clear. DO NOT remove metal from the grooves or lands. This will change ring-to-groove clearances and will damage the ring-to-land seating. (2) Be sure the piston ring grooves a ...