TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download
Page 283 of 890
TM 9-2320-280-20-1 KNOWN INFO POSSIBLE PROBLEMS TEST OPTIONS REASON FOR QUESTION NO YES ALTERNATOR 2-200 Change 1 7 8 WITH ENGINE RUNNING, MEASURE CURRENT FROM ALTERNATOR WIRE OUTPUT TERMINAL. IS CURRENT GREATER THAN 30 AMPS? STE/ICE-R TEST 80 (Page 2-749) BATTERIES OK BELTS OK ALTERNATOR CONNECTIONS OK PROTECTIVE CONTROL BOX/DISTRIBUTION BOX OK ALTERNATOR DRIVE OK ALTERNATOR OUTPUT OK ALTERNATOR Alternator must supply enough current to power vehicle loads. FROM 6, Page 2-198 REPLACE ALTERNATOR RERUN ALTERNATOR TESTS IF YOU STILL HAVE A PROBLEM, RERUN THESE TESTS TO MAKE SURE YOU DIDN'T MISS ANYTHING. IF EVERYTHING CHECKS OUT, RUN BATTERY TESTS AND ELECTRICAL TESTS. DIAGNOSTIC FLOWCHART