TM 9-4931-374-13&P
3-14. SHOP SET--CEILING MODIFICATION--MAINTENANCE INSTRUCTIONS (cont)
DISASSEMBLY
NOTE
Each blind insert is removed
from a large hole which has
two small holes on each side
of it. These three holes must
be drilled clear of cured
adhesive as described in
steps 2 and 3. This procedure
pertains to each blind insert
removed.
1
NINE BLIND INSERTS (1). If replacement
is required, remove by drilling out with a
0.344-in. (0.874-cm) diameter drill.
3
TWO SMALL HOLES (3).
a. Drill a 0.125-in. (0.318-cm) diameter
hole 0.25 in. (0.64 cm) deep.
b. Insert a 0.062-in. (0.157-cm) diameter
drill and drill a hole at an angle to
intersect the large hole (2).
2
LARGE HOLE (2). Drill a 0.375 in. (0.953-
cm) diameter hole 1.50 in. (3.81 cm) deep.
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