TM    10-3930-638-24&P 3-20. AXLES AND DIFFERENTIAL CARRIER ASSEMBLIES MAINTENANCE (cont) d. Rear Axle Differential Carrier Assembly (cont). STEP LOCATION ITEM ACTION REMARKS AXLE  HOUSING  CLEANING WARNING Dry cleaning 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 immed- iately,  and  obtain  medical  aid  immediately. WARNING Wear safety glasses when drying parts with compressed air. Failure to do so could cause serious injury to eyes and possible blindness. If you hurt your eyes or if a foreign object is blown into your eyes, seek  medical  attention  immediately. 4 Axle  housing Differential  carrier  bore Remove accumulation of dirt, grit, or gum from axle housing bowl. Clean with cleaning solvent P-D-680; dry with moisture free compressed air. Remove all traces of sealer from mounting surface AXLE   HOUSING   INSPECTION 5 Axle  housing Differential  carrier  bore Inspect  for  cracks,  nicks  and  burrs  at  machined  surface. Remove nicks and burrs with soft stone or crocus cloth INSTALLATION 6 Axle  housing, a. Differential carrier Place  on  roller differential assembly jack and roll into bore position b. Housing bore Apply  sealer around mounting surface c. Differential carrier Position  in  housing assembly bore 3-149