OIL FILTER HEAD AND OIL COOLER MAINTENANCE - CONTINUED
Dry cleaning solvent P-D-680 type III is toxic and flammable. Wear protective goggles and gloves
and use only in a well-ventilated area. Avoid contact with skin, eyes, and clothes and do not
breathe vapors. DO NOT use near open flames or excessive heat. The solvent's flash point is
200F (94C). If you become dizzy while using dry cleaning solvent, get fresh air immediately and
get medical aid. If solvent contacts eyes, wash your eyes and get medical aid immediately.
Compressed air used for cleaning or drying purposes, or for clearing restrictions, should never
exceed 30 psi (207 kPa). Use protective equipment and exercise caution to avoid injury to person-
Clean thermostat and bypass valve plunger with solvent and dry with compressed air.
Ensure oil filter head open passages are cleaned and dried.
Clean oil filter head with solvent and dry with compressed air.
Clean all mating surfaces of oil cooler, oil filter head, and engine to remove old gasket material.
Clean oil cooler as follows:
Install pressure test plate (22), gasket (15), and two screws (14) on one of two oil passage openings in oil cooler
Compressed air used for cleaning or drying purposes, or for clearing restrictions, should never exceed
30 psi (207 kPa). Use protective equipment and exercise caution to avoid injury to personnel.
Attach air pressure line to pressure test plate (22) and clear oil from inside oil passage.