TM-9-2350-277-20-2 Unit Maintenance Manual Volume 2 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-20-2 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING LUBRICATION INSTRUCTIONS — Continued 0155 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: 56 Semi- Annual Drive Belts a. Check fan belts for proper tension. Adjust if needed (WP 0242 00). b. Check generator drive belts for proper tension. Adjust if needed (WP 0252 00). c. Replace any frayed or cracked fan belts (WP 0243 00) and frayed or cracked generator drive belts (WP 0253 00). Any belt that is missing, broken, frayed more than 2 inches, cracks 1/8 inch in depth or is 50% of belt thickness. IDLER PULLEY FAN BELT GENERATOR BELT FAN DRIVE PULLEY 0155 00-93 Change 3