TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download
Page 583 of 890
TM 9-2320-280-20-1 KNOWN INFO POSSIBLE PROBLEMS DIAGNOSTIC FLOWCHART TEST OPTIONS REASON FOR QUESTION KNOWN INFO POSSIBLE PROBLEMS TEST OPTIONS REASON FOR QUESTION KNOWN INFO POSSIBLE PROBLEMS TEST OPTIONS REASON FOR QUESTION NO YES NO YES NO YES 2-480 Change 1 START 1 NOTHING IS THE TRANSMISSION FLUID OK? VISUAL - SEE NOTE AT RIGHT. Transmission fluid passes through the transfer oil cooler located inside the transfer case. SEE NOTE AT RIGHT FLUID OK TRANSFER CASE DIFFERENTIALS HALF AND PROPELLER SHAFTS CV & U-JOINTS GEARED HUBS TRANSFER CASE DIFFERENTIALS HALF AND PROPELLER SHAFTS CV & U-JOINTS GEARED HUBS GO TO A, Page 2-486 TRY ALL TRANSFER CASE OPTIONS AND NOTE UNUSUAL BEHAVIOR. A road test is the best way to test the drivetrain. 3 DOES THE SPEEDOMETER WORK? GO TO C, Page 2-494 VISUAL INSPECTION. The speedometer is driven by the rear output shaft of the transfer case. SHIFTER OK FLUID OK VEHICLE PASSES ROAD TEST TRANSFER CASE DIFFERENTIALS HALF AND PROPELLER SHAFTS CV & U-JOINTS GEARED HUBS GO TO 4, Page 2-482 ROAD TEST THE VEHICLE. DOES IT PASS? 2 DRIVETRAIN