TM 10-3930-669-34 8-3.  TRANSMISSION REPLACEMENT (CONT). WARNING Transmission    weighs    335    lbs    (152 kg).      Attach   suitable   lifting   device prior    to    removal    or    installation    to prevent possible injury to personnel. CAUTION Keep transmission straight with engine  during  removal  or  damage  to transmission can result. (5) Support transmission (13) with lifting device. (6) Remove  twelve  screws  (14),  washers  (15),  and transmission (13) from engine (4). (7) With  the  aid  of  an  assistant,  place  transmission (13)   in   work   area   as   necessary   and   remove lifting device. 8-16