TM 5-3895-370-14&P4-18. OPERATIONAL CHECKS.All operational checks included in the maintenance procedures shall include the techniques and methods required toassure the satisfactory performance of the vehicle. Reference the operator's instructions for starting, run-up, andshutdown procedures (para 2-9).4-19. INSPECTION OF COMPONENTS.a.Clean all parts before inspection. Examine bearings for rusted or pitted rollers, balls, races, or separator.Examine balls and races for abrasion and/or serious discoloration. The following are conditions for bearing rejection:(1)Cuts or grooves parallel to ball or roller rotation.NOTENicks and gouges outside race load areas are not cause for rejection unless deepenough to cause bearing binding or misalignment.(2)Fatigue pits (as opposed to minor machine marks or scratches).(3)Cracks or serious discoloration.b.Check all hose surfaces for broken or frayed fabric and breaks caused by sharp kinks or chafing against otherparts of the unit. Inspect metal tubing lines for kinks. Inspect fitting threads for damage. Replace any defective parts.Check for leaks after assembly and during initial operation period.c.Visually inspect all castings and weldments for cracks.d.Inspect all wiring for chafed or burned insulation. Inspect all connectors for loose connections and broken parts.e.Inspect gears and splines for cracks, pitting, and discoloration.4-20. UNIT CLEANING PROCEDURES.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.4-46
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