TM 10-3930-659-34 4-50. AXLE HOUSING ASSEMBLY REPLACEMENT (Con’t). c. CLEANING AND INSPECTION WARNING Dry  cleaning  solvent,  P-D-680,  is  toxic  and  flammable.    Always  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 flame or  excessive  heat.    The  solvent's  flash  point  is  100°F-138°F  (38°C-590°C).    If  you become dizzy while using cleaning solvent, immediately get fresh air and medical help.  If solvent contacts eyes, immediately wash your eyes and get medical aid. 1. Clean components with dry cleaning solvent and dry with a clean rag. 2. Remove all gasket forming compound from mating surfaces of axle housing and differential case. 3. Inspect axle housing for damage.  Replace damaged axle housing. d. INSTALLATION WARNING Axle  housing  weighs  approximately  270  lb  (123  kg).    Use  suitable  lifting device  and  assistants  to  lift  axle  housing.    Failure  to  follow  this  warning may result in injury to personnel. NOTE All  four  axle  housing  assemblies  are  installed  the  same  way.    One  axle housing assembly is illustrated. 1. Apply gasket forming compound to mating surfaces of axle housing (1) and differential case (6). 2. Install axle housing (1) on differential case (6) with 12 washers (5) and screws (4).  Torque screws to 200 lb.-ft. (271 N•m). 4-184