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.
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.