TM-9-2350-261-20-1 Unit Maintenance Manual Volume 1 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING LUBRICATION INSTRUCTIONS — Continued 0120 00 WARNING Air pressure in excess of 30 psi (207 kPa) can injure personnel. Do not direct pressurized air at yourself or others. Always wear goggles. h. CASTINGS. 1) Clean inner and outer surfaces of casting with cleaning compound (WP 0782 00, Item 16). Dry casting with compressed air. 2) Remove sludge and gum deposits with a brush. 3) Blow out all tapped holes with compressed air. i. BALL BEARINGS. Bearings require special cleaning techniques. See TM 9-214 for cleaning and maintenance procedures for ball bearings. j. OIL PASSAGES. 1) Make sure oil passages are not clogged. 2) Clean oil passages and break up any sludge or gum deposits. WARNING Air pressure in excess of 30 psi (207 kPa) can injure personnel. Do not direct pressurized air at yourself or others. Always wear goggles. 2) Flush oil passages with cleaning compound (WP 0782 00, Item 16). Dry parts with compressed air. C A U T I O N Cleaning compound causes leather, rubber, and synthetic materials to become brittle. Do not use cleaning compound to clean seals, cables, and flexible hoses. k. OIL SEALS, ELECTRIC CABLES, AND FLEXIBLE HOSES. k. Clean seals, cables, and flexible hoses with general purpose detergent (WP 0782 00, Item 23) and water. Dry with wiping rag (WP 0782 00, Item 76). 0120 00-8