PISTONS, PISTON PINS, AND RINGS REPLACEMENT

TM 10-3930-673-34

3-16. PISTONS, PISTON PINS, AND RINGS REPLACEMENT

This Task Covers:

a. Removal

c. Inspection

b. Cleaning

d. Installation

INITIAL SETUP

Equipment Condition

Tools and Special Tools

Connecting rod/piston assembly removed from

Tool Kit, General Mechanic's: Automotive

Tool Kit, Machinists: Post, Camp and Station

Materials/Parts

Oil, Lubricating, Engine (Item 27, Appendix B)

Shop Equipment, Automotive Maintenance,

Solvent, Drycleaning, (Item 52, Appendix B)

Common No. 2 Less Power

Ring, Piston (Set)

Micrometer (Item 13, Appendix D)

Feeler Gauge

a. Removal.

NOTE

Pistons do not have to be heated in

order to remove piston pins.

(1)

Remove piston pin (1) from piston (2)

and connecting rod (3).

WARNING

TR01059

Use care when removing snap and

retaining rings. Snap and retaining

rings are under spring tension and

can act as projectiles when released

and could cause severe eye injury.

(a)

Remove one retaining ring (4) from piston pin (1).