M1070 HET ARMOR KIT
6. Match-drill cab frame rail and install sleeve bushings and grab handle as follows (see Figure 3-17):
The following procedure is used for each of the holes shown in Figure 3-17.
a. Place drill bushing (1) into hole in rear panel.
b. Drill through the first wall of the cab frame rail using a short, ∅5/16-inch drill bit.
c. Remove drill bushing and enlarge the hole-size in the first wall of the cab frame rail to ∅5/8 inch.
d. Install drill bushing (2) into hole and drill a hole through the second wall of the cab frame rail using a
long ∅5/16-inch drill bit.
e. Remove drill bushing and enlarge hole in the second wall of the cab frame rail using a ∅3/8-inch drill bit.
The sleeve bushings (3) in the following step are used to keep the cab frame rail
Install two sleeve bushings (3) and secure each with one bolt (4), two flat washers (5), and
one locknut (6). Torque locknuts to 35 lb-ft.
g. Re-install rear grab handle (retained from Teardown, Chapter 2) using four bolts (7), flat washers (5),
spacers (8), and locknuts (6). Torque locknuts to 35 lb-ft.