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: 71 Semi- Annual Batteries WARNING Battery posts and cables touched by metal objects can short circuit and burn you or injure you. Use caution when you work with tools or other metal objects. Do not wear jewelry when you work on electrical system. Electrical current can burn you. a. Remove battery ground lead before you start task (WP 0338 00), (WP 0340 00), (WP 0345 00). b. Check battery posts and cables (WP 0095 00). Any leaks, loose, damaged, cracked, broken, or missing battery or hardware. NOTE Location of batteries and connection of battery leads varies by model. Model M1064A3 has two ground (negative) leads that need to be disconnected when performing any maintenance. All other models have one ground (negative) lead to be disconnected. c. Check speciﬁc gravity of batteries. See TM 9-6100-200-14. Speciﬁc gravity is not within set standards. 0155 00-114 Change 3