TM 10-3930-643-34 GENERAL  SUPPORT  TRANSMISSION  MAINTENANCE,  (cont) 15-3. Transmission Assembly. (Sheet 6 of 26) DISASSEMBLY  (cont) 25. 26. 27. 28. 29. 30. 31. 32. Using a 9/16" socket  ,socket  wrench handle and a 5/16" socket head screw key,  remove  five  bolts  (47),  adapter plate (48) and gasket (49). Discard gasket (49). Remove  all  gasket material  from  mounting  surfaces. Using a 3/8"   open  end  wrench,  remove three plugs (50) and two plugs (51). Using a 9/16" socket and socket wrench handle, remove six bolts (52), bolt (53) and bolt (54). Using a rubber mallet, remove cap (55) and two preformed packings (56). Discard  preformed  packings  (56). Using 1-1/8" open end wrench, remove plug (57) and preformed packing (58). Discard  preformed  packing  (58). Weight  of  transmission  assembly is approximately 730 lbs. Use adequate  hoist  and  sling.  Failure to follow this procedure could result in SERIOUS INJURY. If injured,  seek  medical attention immediately. Attach hoist and sling to lifting eye. Using a hoist and sling, turn housing over so that cover end is up. Remove hoist and sling. Go to sheet 7 15-28