TM 9-2320-360-34-1 (16.1) Remove  locknut  (37.1),  screw  (37.2),  and clip  (37.3)  from  engine  dipstick  tube  (39) and  engine  dipstick  tube  support  bracket (44). NOTE Some   engines   do   not   have   copper washer. (17) Loosen   collar   (38)   and   remove   engine dipstick    tube    (39)    and    copper    washer (39.1) from adapter (40).  Discard washer. (18) Remove two screws (41), six screws (42), eight lockwashers (43), and engine dipstick tube support bracket (44) from left cradle    (2)    and    engine/transmission    (21 and 22).  Discard lockwashers. WARNING Cradle   weighs   approximately   30   lb (13.6   kg).      Properly   support   cradle during   removal.      Failure   to   comply may result in injury to personnel. (19) Remove    four    screws    (45),    lockwasher, (46),   transmission   dipstick   tube   support bracket    (36),    and    left    cradle    (2)    from transmission   (22)   with   aid   of   assistant. Discard lockwashers. (20) Install three screws (47) on air compressor (29). WARNING Grade   8   screws   must   be   used   to support   engine.      Failure   to   comply may cause engine to fall and result in personnel injury. NOTE Screws   should   be   installed   1.25   in. (3.18 cm) into engine flywheel housing. (21) Install four screws (48) into engine flywheel   housing   (49)   right   and   left   side bottom holes (50). NOTE Engine/transmission  should  be  raised enough to allow transmission lift to be positioned under transmission. (22) Lift  engine/transmission  (21  and  22)  and remove     jackstand     (51)     from     rear     of transmission (22). Change 1  7-9