TM-9-2350-277-20-1 Unit Maintenance Manual Volume 1 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-20-1 PARKING BRAKE INDICATOR MALFUNCTIONS—Continued 0052 00 3Y 1. Install jumper wire between parking brake light switch harness 12349881 circuit 370 plug (1) and ground. 2. Remove instrument panel for access (WP 0295 00). 3. Remove harness 12349881 circuit 370 (2) from cable assembly 12349858 circuit 370 (3). 4. Check continuity between harness 12349881 circuit 370 (2) and ground. 5. Read multimeter. Is there continuity? YES NO 3YN 1. Faulty harness 12349881 circuit 370. Beyond unit maintenance repair. 2. Notify supervisor. 0052 00-3