TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
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TM 9-2320-387-24-l STARTER CIRCUIT KNOWN INFO ENGINE WON’T CRANK OR CRANKS SLOWLY POSSIBLE PROBLEMS WIRING BATTERIES STARTER SOLENOID ROTORY SWITCH ENGINE LOCKED PCB I KNOWN INFO CABLES & CONNECTORS APPEAR OK POSSIBLE PROBLEMS WIRING BAlTERIES STARTER/SOLENOID ROTARY SWITCH ENGINE LOCK PCB CHECK ALL CABLES AND CONNECTIONS (BATTERY, STARTER, SOLENOID, ROTARY SWITCH, PCB). ARE ABOVE COMPONENTS OK? VISUAL REASON FOR QUESTION Bad connections are a very common problem. CHECK BATTERY VOLTAGE WHILE TRYING TO CRANK THE ENGINE. IS THE BATTERY VOLTAGE AT LEAST 18 VOLTS? r OPTIONS 1. STEXE-R TEST 67 (Page 246) 2. MULTIMETER 3. VOLTMETER REASON FOR QUESTlON If the engine cranks, you know the engine is not locked and the rotary switch is OK. 2-248