TM10-3930-660-34 7-4. TRANSMISSION ASSEMBLY - REPLACE/REPAIR (Cont’d) WARNING Ensure that retainer ring (98) is secure in groove before spring compressor tool is  removed  from  retainer  (97)  to prevent springs (99) from flying out.  Failure to follow this precaution could cause personal injury. f. Press   down   on   spring   compressor   tool   and retainer (97) to allow installation of retainer ring (98).  Slowly remove spring compressor tool. CAUTION Carefully  handle  clutch  plates  (95)  so  graphite  coating doesn’t flake off.  Failure to follow this precaution could cause equipment damage. g. Install four clutch plates (95) and four separator plates (96) into shaft assembly (88). Begin  with  a  separator  plate  (96)  and  then  a clutch   plate   (95).      Continue    by    alternating plates.    The  last  plate  must  be  a  clutch  plate (95). NOTE The separator plates (96) have external teeth and clutch plates (95) have internal teeth.  The plates do not have a right or wrong side for installation. h. Install  clutch  plate  retainer  (94)  and  snap  ring (93) on shaft assembly (88). i. Install    appropriate    pair    of    alignment    bars between  weld  gear  (91)  and  piston  (101),    as required,   to   hold   weld   gear   (91)   off   piston (101).  Use either narrow or wide side of bars to ensure that weld gear (91) is held off piston (101)  1/16"  and  at  the  same  time  engages  all clutch plates (95). 7-29