TM  10-3930-643-34 ELECTRICAL  SYSTEM  MAINTENANCE.  (cont) 5-1. Starting Motor.    (Sheet 13 of 15) ASSEMBLY  (cont) 76. Install  two  insulators (25) in element holder (33). 77. Install  new  preformed  packing  (24)  in frame (29). 78. Position items 33 thru 30 as an assembly. 79. Using  a  flat  tip  screwdriver,  install three screws (23). 80. Using a 3/4” open end wrench, install bushing (22), washer (21), lock washer (20) and nut (19). NOTE Terminals of two brush leads connected to coil must be  in alinement with ports of plugs in starting motor housing. 81. Install items 33 thru 19 as an assembly  in  starting  motor housing (70). Aline match marks on frame (29) and starting motor housing (70). Pull armature (46) out just far enough to compress brushes for installation  on  commutator. Slide assembly back into position. 82. Using a 7/16” socket and socket wrench  handle,  install  four bolts (18). Go to sheet 14 5-14