TM 9-2330-390-14&P4-54.STEERING KNUCKLE ASSEMBLY REPLACEMENT (Con’t).4.Remove roll pin (16) from front axle assembly (11)and kingpin (12). Discard roll pin.5.Remove stakes from two welch plugs (14). Re-move welch plugs from steering knuckleassembly (6). Discard welch plugs.6.Remove kingpin (12) steering knuckle assembly(6) and thrustwasher (15) from front axle (11). Dis-card thrustwasher.7.Remove two grease fittings (13) from steeringknuckle assembly (6). Discard grease fittings.b.CLEANING AND INSPECTION• Dry cleaning solvent, P-D-680, is toxic and flammable. Always wear protectivegoggles and gloves, and use only In a well-ventilated area. Avoid contact with skin,eyes, and clothes, and DO NOT breathe vapors. DO NOT use near open flame orexcessive heat. The solvent’s flash point is 100°F-1380°F (3°C-59°C). If youbecome dizzy while using cleaning solvent, Immediately get fresh air and medicalhelp. It solvent contacts eyes, Immediately wash your eyes and seek medicalattention.• Compressed air used for cleaning or drying purposes, or for clearing restrictions,should never exceed 30 psi (207 kPa). Wear protective clothing (goggles/shield,gloves, etc.) and use caution to avoid Injury to personnel.1.Clean all components with dry cleaning solvent and dry with compressed air.2.Inspect components for cracks, breaks, burrs, damaged threads, damaged kingpin bushings, or otherdamage. Replace damaged components.3.Check for looseness where shear-proof pin joins steering knuckle and spindle. If looseness is found, replacesteering knuckle assembly.4-117
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