TM 9-2350-277-20-1ENGINE CRANKS BUT WON’T START BELOW 40(AIR BOX HEATER ISUSED)—Continued0022 00A2Y1. 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?YESNOA2YN1. Turn MASTER SWITCH to OFF.2. Replace air pump.3. Verify no faults found.A3Y1. GO TO B4Y (PAGE 0022 00–6).BY1. Inspect igniter electrode (1).2. Is igniter electrode free from debris and damage?YESNOBYN1. Clean and/or replace air box heaterigniter (WP 0207 00).2. Verify no faults found.0022 00-5
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