TM 10-3930-664-24 2. INSTALLROLLERS(81,  87)  AND MANIFOLD MOUNTS (84, 85). NOTE Install   same   number   of   shims   with each roller as noted during removal. a. Install rollers (87) and shims (88) onto bottom of inner rail (89). b. Install manifold mounts (84, 85) onto outer rail (83) using screws (86). c. Install rollers (81) and shims (82) onto top of outer rail (83). 3. CAREFULLY MATE INNER, OUTER, AND INTERMEDIATE RAILS.  INSPECT FIT AND ALIGNMENT OF ROLLERS ON EACH RAIL. INSTALL ADDITIONAL ROLLER SHIMS AS REQUIRED TO ENSURE SMOOTH OPERATION OF RAIL ASSEMBLY. 4-114