PISTON, CONNECTING ROD, AND LINER REPAIR (cont.) -726030101

TM 9-2320-360-34-2

19-10. PISTON, CONNECTING ROD, AND LINER REPAIR (CONT)

NOTE

Matchmark piston pin, piston crown,

piston skirt, and piston pin bearing

before removal.

(9) Remove piston pin (10) from piston skirt

(11).

(10) Separate piston crown (12) from piston

skirt (11).

(11) Remove rubber seal ring (13) from piston

crown (12). Discard seal ring.

(12) Remove piston pin bearing (14) from

piston crown (12). Discard bearing.

c. Cleaning/Inspection

WARNING

Dry cleaning solvent P-D-680 Is toxic and flammable. Wear protective goggles and gloves and use

solvent only In a well-ventilated area. Avoid contact with skin, eyes, and clothes, and don't

breathe vapors. Do not use near open flame or excessive heat. The flash point Is 100-138 F (38-

59 C). If you become dizzy while using cleaning solvent, get fresh air Immediately and get

medical aid. If solvent contacts eyes, wash eyes with water and get medical aid Immediately.

(1) Clean all metal parts with dry cleaning solvent.

(2) Clean ring grooves and oil holes in pistons

with paint brush and dry cleaning solvent.

WARNING

Compressed

air

for

cleaning

purposes will not exceed 30 psi (207

kPa). Use only with effective chip

guarding and personal protective

equipment (goggles/shield, gloves,

etc.).

(3) Dry parts with compressed air.

(4) Inspect all parts for damage. Replace

damaged parts.

(5) Check fire ring groove (1) of piston crown

(2) with piston groove gage tool (3).

19-86