TB 43-0213
Front
Doorjambs
(see
j. Drilling
Lower
h. Drilling Top of Doors (see Figure 5-8). Drill
four holes A, B, C, and D in the top of each door.
of each doorjamb. The hole is to be sight drilled.
Holes are sight drilled.
TA504797
Figure 5-8. Drilling Top of Doors.
TA504799
Figure 5-10. Drilling Lower
i. Drilling Front of Doors (see Figure 5-9). Drill
Front Doorjambs.
four holes A, B, C, and D in the front of each door.
Holes are to be sight drilled with holes A and B
k. Drilling Roof and Top of Doorjambs (see
approximately 10 inches (25.4 cm) apart.
(1) Drill a total of 12 holes in the roof and the
top of doorjambs on both sides.
(2) Holes A are drilled 3 1/4 inches (8.3 cm) to
the rear of metal joint. Holes B are drilled 2 inches
(5.1 cm) forward of metal joint. Holes C and D are
drilled at 6-inch (15.2 cm) intervals forward of hole B.
(3) Holes E and H are drilled directly in line
with headlined side creases and 1 3/4 inches (4.4 cm)
from the front headlined crease.
(4) Holes F and G are drilled at approximately
13-inch (33 cm) intervals from holes E and H, and
1 3/4 inches (4.4 cm) from the front headlined crease.
TA504798
Figure 5-9. Drilling Front of Doors.
5-4
