ENGINE OIL PRESSURE BELOW NORMAL - continued

TM 10-3930-673-34

WARNING

Compressed air used for cleaning purposes will not exceed 30 psi. Use only with effective chip guarding and personal protective

equipment (goggles/shield, gloves, and so forth).

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. Do not breathe vapors. Keep away from heat or flame. Never smoke when using

solvent. Failure to do so may result in injury or death to personnel.

Adhesives, solvents, and sealing compounds can burn easily, can give off harmful vapors, and are harmful to skin and clothing.

To avoid injury or death, keep away from open fire and use in a well-ventilated area. If adhesive, solvent, or sealing compound

gets on skin or clothing, wash immediately with soap and water.

CAUTION

When installing oil pump, be sure idler gear pin is installed in the locating bore in the cylinder block. Failure to properly locate oil

pump can result in damage to oil pump and to cylinder block bore .

OIL SAMPLING/VISUAL INSPECTION

(1) Draw engine oil sample from sampling

valve (TM 10-3930-673-10).

(2) Examine oil sample to determine if oil

is diluted with fuel.

(a) If oil is diluted with fuel, remove

and replace fuel transfer pump and

its seal (TM 10-3930-673-20).

Change oil and filter.

(b) If oil is not diluted with fuel, go to

Step 2 of this fault.

FUEL

HOSE

TRANSFER

PUMP

2-19