TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
Page 237 of 1205
TM 9-2320-387-24-l ENGINE COOLING KNOWN INFO FAN DRIVE OK FAN WON? DISENGAGE POSSIBLE PROBLEMS TIME-DELAY MODULE WIRING CONTROL VALVE HYDRAULIC SYSTEM DISCONNECT THE 2-WIRE COUPLING AT THE TIMER. MEASURE THE RESISTANCE THROUGH THE CONTROL VALVE ELECTRICAL CONNECTOR. IS IT ABOUT 65 OHMS? DIAGNOSTIC FLOWCHART MULTIM-R -WITH AN ANALOG MULTIMETER, YOU MAY GET 65 TO 100 OHMS ONE WAY AND UNDER 30 OHMS THE OTHER WAY. THIS IS OK REASON FOR OUESTION The need to check out the windings in the control valve to see if they?e OK. r 2-180