TM   10-3930-638-24&P 4-6. REAR AXLE TRUNNION (cont) STEP LOCATION ITEM ACTION REMARKS REMOVAL 1 Rear axle a. Two grease fittings (1) Loosen  and trunnion remove b. Trunnion (6) Support Use chain hoist with eyebolts to raise trunnion ends and relieve force on pivot pins  (5) WARNING Be sure vehicle is securely blocked and chain hoist is securely at- tached to trunnion before performing following steps. Failure to do so could cause serious injury or death by equipment falling on you. c. Two lock nuts (2), Loosen  and If necessary, use chain wrench or pipe small washers (3) remove wrench on grease fitting end of pivot pin and  large  washers (5) to prevent pin from turning. Discard (4) lock nuts (2) d. Two pivot pins (5) Remove Tap threaded end of pivot pin using brass drift and hammer e. Trunnion (6) Lower  and remove NOTE Remove bushings (7) only if necessary for replacement. f. Two bushings (7) Remove Press from trunnion using rod that will contact outer race of bushing CLEANING WARNING Dry clear-ring solvent (P-D-680), used to clean parts 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 don’t breathe vapors. Do not use near open flame or exces- sive heat and don’t smoke when using it. Failure to do so could cause serious injury. If you become dizzy while using cleaning solvent, get fresh air immediately, and get medical attention. If contact with skin or clothes is made, flush with large amounts of water. If contact with eyes is made, wash eyes with water immedi- ately, and obtain medical aid immediately. WARNING Wear safety glasses when drying parts with compressed air. Fail- ure to do so could cause serious injury to eyes and possible blind- ness. If you hurt your eyes or if a foreign object is blown into your  eyes,  seek  medical  attention  immediately. 4-252