TM-9-2815-220-24

AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL FOR AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TM-9-2815-220-24 - Page 206 of 1563

TM 9-2815-220-24

THREADED INSERT REPLACEMENT

0030 00

REMOVAL (Continued)

C

65

4. Remove lock-ring type insert (4).

B

a. Using portable electric drill and drill

bit (5), drill through lock-ring (6) and

neck (A) of insert (4).

A

4

b. Drill to existing counterbore

depth (B).

c. Remove all serration interlocks (C)

on lock-ring (6) and neck of

insert (4).

d. Drive screw extractor (7) through

lock-ring (6) into insert (4).

7

b. Using screw extractor (7), unscrew

insert (4).

Lock-ring (6) will be

forced out with insert (4).

6

4

CLEANING

WARNING

Compressed air can injure you

and others.

Do not aim air at

personnel.

Do not use more than

30 psi.

Always wear goggles.

Cleaning solvent is mildly toxic.

Solvent evaporates and both the

fumes and liquid are flammable.

See Warning in front of Manual.

1. See Work Package 0028 for Standard

Cleaning Procedures.

2. Clean component (8) threads.

a. Lubricate thread cutting tap (9) with

engine oil (item 21, WP 0173).

b. Using tap wrench and thread cutting

tap (9) (item 120, WP 0176), clean

component (8) threads by slowly

turning tap in and out of component

threads.

9

8

c. Flood with cleaning solvent (item 8,

WP 0173), then use compressed air to

blow dirt and any loose metal chips

out of component (8) threads.

WP 0030 00-2