TM 5-3895-370-14&Pb. Cleaning/Inspection.(1)Clean crankshaft oil drillings with nylon brush.WARNING·Drycleaning solvent (P-D-680) is TOXIC and flammable. Wear protectivegoggles 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 flash point for type I drycleaning solventis 100°F (38°C) and for type II is 140°F (60°C). Failure to do so may result ininjury or death to personnel. P-D-680 type III is a substitute for types I and II inthis application. The flash point for type III is 200°F (93°C).·If personnel become dizzy while using cleaning solvent, immediately get freshair and medical help. If solvent contacts skin or clothes, flush with cold water.If solvent contacts eyes, immediately flush eyes with water and get immediatemedical 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).(2)Rinse crankshaft in drycleaning solvent and dry with compressed air.(3)Check crankshaft seals for grooving and scratches. If damage is found, replace wear sleeves.(4)Check rod and main journals for deep scoring and other damage.(5)Check crankshaft for visible warping and wear.(6)Check bearing caps for dents, cracks, and other visible damage.(7)Check crankshaft surface for burrs. Smooth surface as necessary.(8)Measure and record main journal diameters atposition A Normal measurement is 3.2662 to3.2682 in. (82.9615 83.0123 mm).If above or below normal measurement, replacecrankshaft.(9)Measure rod journal diameters at position B.Normal measurement is 2.7150 to 2.7170 in.(68.961 69.0118 mm). If above or below normalmeasurement, replace crankshaft.5-271
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