Cleaning - continued

TM 10-3930-673-34

(d)

Remark intake and exhaust

valves (8 and 9) according to their

location in the cylinder head (2).

TR00607

WARNING

Drycleaning Solvent (P-D-680) is TOXIC and flammable. Wear protective goggles and

gloves; use only in a well-ventilated area; avoid contact with skin, eyes, and clothes; and

do not breathe vapors. Keep away from heat or flame. Never smoke when using solvent;

the flashpoint for type I drycleaning solvent is 100F (38C), type II is 138F (59C), and

type III is 200F (93.3C). Failure to do so may result in injury or death to personnel.

If personnel become dizzy while using cleaning solvent, immediately get fresh air and

medical help. If solvent contacts skin or clothes, flush with cold water. If solvent

contacts eyes, immediately flush eyes with water and get immediate medical

attention.

Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa). Use only

with effective chip guarding and personal protective equipment (goggles/shield,

gloves, etc.).

(4)

Clean valve springs (10) with dry

cleaning solvent and dry thoroughly

with compressed air.

d. Inspection.

(1)

Inspect cylinder head (2).

(a)

Check for uneven surfaces and

warpage of cylinder head (2).

TR00608

(b)

Place a straightedge along length of

cylinder head (2) mating surface

and check for distortion.

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