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: 74 Semi- Annual Dome Lights, Fluorescent Light, and Switches (M577A3 and M1068A3 Only) a. Check that dome lights, blackout lights and fluorescent light work right (see your -10). Troubleshoot faulty lights (WP 0039 00), (WP 0040 00), (WP 0041 00), (WP 0102 00). b. Check dome light switches, blackout bypass switch, and fluorescent light switch for proper operation (see your -10). Troubleshoot faulty switches (WP 0048 00). c. Check that ramp door switch operates properly (see your -10). Troubleshoot faulty switch (WP 0040 00). d. Check that admittance buzzer operates properly (see your -10). Troubleshoot faulty buzzer. Replace unrepairable buzzer (WP 0042 00). e. Check that blower operates properly (see your -10). Troubleshoot faulty blower (WP 0043 00). f. Tape frayed electrical leads. g. Replace damaged connectors (WP 0382 00). 0155 00-119 Change 3 .1