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 1201 of 1563

TM 9-2815-220-24

PISTONS, RINGS, AND ASSOCIATED PARTS REPLACE/REPAIR

0142 00

DISASSEMBLY (Continued)

4

8

7

8

4. Remove piston pin (7).

a. Remove retaining rings (8) and

piston pin (7).

b. Mark piston pin (7) for identification

showing piston (4) number.

CLEANING

WARNING

Use goggles, rubber gloves, and rubber apron when cleaning parts in

carbon removing compound.

Provide adequate ventilation.

Avoid

inhalation of fumes and skin contact.

If compound is splashed on

skin, flush with fresh water and wash with alcohol.

Alcohol

containing 2 to 3 percent camphor is preferable.

1. Clean pistons (4), pins (7), retaining rings (8) piston rings (1, 2, 3) and expansion spring (6) by

soaking in carbon removing compound (item 5, WP 0167).

1

2

3

6

8

4

7

8

WP 0142 00-3