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 ENGINE CRANKS BUT WON’T START BELOW 40 (AIR BOX HEATER IS USED)—Continued 0022 00 A2Y 1. Turn MASTER SWITCH to ON. 2. Measure voltage between power lead terminals (1) on air pump (2) with air box switch depressed. 3. Does multimeter read less than 17 volts? YES NO A2YN 1. Turn MASTER SWITCH to OFF. 2. Replace air pump. 3. Verify no faults found. A3Y 1. GO TO B4Y (PAGE 0022 00–6). BY 1. Inspect igniter electrode (1). 2. Is igniter electrode free from debris and damage? YES NO BYN 1. Clean and/or replace air box heater igniter (WP 0207 00). 2. Verify no faults found. 0022 00-5