ARMY TM 9-6115-670-14&P 5-103 (3) Install pull handle brackets (22 and 24) and pull handle (23) and secure with four screws, washers, and lock washers (21). (4) Install vibration isolator mount assembly (18) to frame with ten hex-head bolts (30), flat and lock washers. c.  To repair APU Vibration Isolator Mount Assembly (18), refer to Figure 5-24 (sheet 6) and proceed as follows: (1) Remove 20 countersunk screws (37) securing top isolator mount plate (36) to isolator mount assembly (18). (2) Remove two screws and flat washers (41) securing coupling plate (40) to top isolator mount plate (36). (3) Remove two screws (37) securing coil (38) to bottom plate (39). (4) Install coil (38) to bottom plate (39) with two screws (37). (5) Install plate (40) to top isolator mount plate (36) with two screws and flat washers (41). (6) Install top isolator mount plate (36) to isolator mount assembly (18) with 20 screws (37). NOTE There are a total of 40 screws securing both top and bottom    isolator    mount    plates    to    isolator    mount assembly. NOTE Each coil is attached to bottom plate with two screws. Remove  screws  as  necessary  for  each  coil  being replaced.