TM10-3930-660-34 7-4. TRANSMISSION ASSEMBLY - REPLACE/REPAIR (Cont’d) NOTE The separator plates (58) have external teeth and clutch plates (57) have internal teeth.  The plates do not have a right or wrong side for installation. h. Install retainer (56) and snap ring (55) on shaft assembly (50). i. Install    appropriate    pair    of    alignment    bars between  weld  gear  (53)  and  piston  (63),    as required,      to   hold   weld   gear   (53)   off   piston (63).  Use either narrow or wide side of bars to ensure  that  weld  gear  (53)  is  held  off  piston (63)  5/8"  and  at  the  same  time  engages  all clutch plates (57). j. Install  weld  gear  (53)  on  shaft  assembly  (50). Turn  weld  gear  (53)  so  it  meshes  with  clutch plates  (57)  and  separator  plates  (58).    Push weld gear (53) until it bottoms out.  Weld gear (53)    splines    must    be    in    full    position    with internal teeth of all clutch plates (57). k. Using  an  assistant  to  spread  snap  ring  (119), use a bearing driver to press bearing (54) onto shaft  assembly  (50)  and  into  weld  gear  (53). Remove  alignment  bars  to  seat  bearing  (54) and weld gear (53) as an assembly. l. Install  snap  ring  (52).    Ensure  that  snap  ring (52) is fully in groove of shaft assembly (50). m. Use a bearing driver to press bearing (51) onto shaft assembly (50). n. Apply   grease   to   three   seal   rings   (49)   and install. 7-24