TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
Page 255 of 1205
TM 9-2320-387-24-l ALTERNATOR KNOWN INFO NOTHING POSSIBLE PROBLEMS ALTERNATOR CONTROL BOX WIRING SERPENTINE BELT KNOWN INFO SERPENTINE BELT OK POSSIBLE PROBLEMS WIRING ALTERNATOR ZONTROL BOX KNOWN INFO SERPENTINE BELT OK WIRING CONNECtIONS OI( POSSIBLE PROBLEMS ALTERNATOR CONTROL BOX WIRING S SERPENTINE BELT IN GOOD ZONDITION (NO CRACKS, FRAYS, 3R GLAZE)? r OPTIONS VISUAL INSPECTlON OF BELT TENSIONER POSITION. REASON FOR QUESTlON If belt tensioner has fully retracted, belt will not drive the alternator fast enough to recharge the . . TEST OPTlONS 4RE ALL WIRE CONNECTIONS VISUAL TO ALTERNATOR CLEAN, TIGHT, 4ND MAKING GOOD CONNECTION? REASON FOR OUESTION Loose or dirty connections can \ prevent a good alternator from charging the batteries. IF YOU STlLL \ I I 1 : L L WITH ROTARY SWITCH IN RUN POSITION (ENGINE NOT RUNNING), DO YOU HAVE BAlTERY VOLTAGE AT ALTERNATOR OUTPUT l-ERMINAL ? T OPTIONS I. STE/ICE-R TESTS 67.69 (INTERLEAVE) (Pages 2496. 2-606) !. MULTIMETER REASON FOR QUESTlON The alternator must be connected to batteries to be able to recharge the batteries. - 2-200