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: 42 After Drive Belts DRIVER a. Check generator, coolant pump, and coolant fan drive belts for looseness, wear, and damage. Any drive belt missing, broken, cracks to the belt ﬁber, has more than one crack (1/8 inch in depth or 50% of belt thickness) or has frays more than 2 inches long. b. Check idler adjuster for proper adjustment (between operating range marks). If idler is not in operating range and coolant fan drive belt has more than 1/2 inch deﬂection between pulleys, notify unit maintenance. Fan assembly grinding or squeaking. Loose or missing idler adjuster and/or hardware. COOLANT FAN DRIVE BELT COOLANT PUMP DRIVE BELT GENERATOR DRIVE BELT IDLER ADJUSTER 0090 00-67 Change 3