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 TM 9-2815-220-24
THREADED INSERT REPLACEMENT
0030 00
a. Using portable electric drill and step
INSPECTION
drill (10) for oversize inserts, bore
1. When replacing threaded inserts, inspect
tapped hole (A) to counterbore
component threads for wear or stripping.
depth (B).
a. If component threads are damaged,
WARNING
and a standard insert is in use, install
Compressed air can injure you
an oversize insert. Go to Repair.
and others. Do not aim air at
b. If component threads are damaged
personnel. Do not use more than
and a lock-ring type insert is in use,
30 psi. Always wear goggles.
component must be replaced. Go to
2. Clean hole (A).
End of Work Package.
a. Using compressed air, blow metal
c. If replacing a lock-ring type insert in
chips out of hole.
an undamaged component, go to
Installation, step 1.
3. Tap hole (A).
d. If replacing a standard insert with a
a. Coat thread cutting tap (11) for
standard insert, go to Installation,
oversize insert with engine oil.
step 8.
b. Using tap wrench and tap (11) cut
NOTE
threads until tap bottoms.
If component threads are not
4. Clean newly tapped hole (A).
damaged but internal threads of
a. Using compressed air, blow out metal
insert are damaged, either type insert
chips.
may be replaced.
5. Go to Installation, step 8.
REPAIR
1. Bore out tapped hole (A) in
component (8).
A
A
8
10
11
A
B
8
A
WP 0030 00-3
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