TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download
Page 374 of 890
TM 9-2320-280-20-1 KNOWN INFO POSSIBLE PROBLEMS TEST OPTIONS REASON FOR QUESTION KNOWN INFO POSSIBLE PROBLEMS NO YES 2-280 Change 1 STARTER CIRCUIT FROM C6, Page 2-278 C7 ENGINE HARNESS OK PCB/DISTRIBUTION BOX BATTERY 1. STE/ICE-R TEST 67 (Page 2-740) 2. MULTIMETER Low battery voltage may, under the proper conditions, cause the starter solenoid to remain energized. REPLACE PCB/DISTRIBUTION BOX C8 DISCONNECT BATTERY NEGATIVE CABLE. RECONNECT ENGINE CONNECTOR. REPLACE BATTERY NEGATIVE CABLE. REPLACE BATTERIES. TRY CRANKING ENGINE. IF IT WON'T STOP CRANKING, REPLACE PCB/DISTRIBUTION BOX. RE-RUN STARTER CIRCUIT TEST CHAIN (STEP 1, Page 2-262). ENGINE HARNESS OK PCB/DISTRIBUTION BOX BATTERY RECONNECT WIRE 74A TO STARTER. IS BATTERY VOLTAGE LESS THAN 20 VOLTS ? DIAGNOSTIC FLOWCHART