TM-9-2350-277-10 Operator Manual M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-10 PREVENTIVE MAINTENANCE CHECKS AND SERVICES — Continued 0090 00 ITEM NO. INTERVAL MAN- HOUR ITEM TO BE CHECKED OR SERVICED C R E W M E M B E R PROCEDURE EQUIPMENT NOT READY/ AVAILABLE IF: 76 Weekly Ramp and Ramp Door WARNING Lowering ramp could injure personnel. Make sure no one is in ramp zone before you lower ramp. If tactical situation permits, sound horn before lowering ramp. a. Check ramp and ramp door for proper operation and seal. Ramp or ramp door will not seal. b. Make sure vision block is not missing or damaged enough to allow water into vehicle. c. Check ramp door seal for breaks, brittleness, cracks, or poor seating. d. Check ramp wire rope for frayed or broken strands. Ramp wire rope is frayed or broken. e. Check ramp-to-hull seals for breaks, brittleness, cracks, or poor seating. f. Check ramp locks for proper operation and missing parts. 0090 00-109 Change 3 g. Make sure vision block is not missing or h. Check frame and glass for cracks and M58 Only damaged enough to allow water into the vehicle. scratches that impair vision or damage.