TM-9-2320-279-34-1
M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS DIRECT SUPPORT AND GENERAL SUPPORT, VOLUME 1 OF 3
TM-9-2320-279-34-1 - Page 38 of 709
TM 9-2320-279-34-1
Troubleshooting Malfunctions
2-7. TROUBLESHOOTING INSTRUCTIONS (CONT).
Table 2-3. Troubleshooting
Malfunction
Test or Inspection
Corrective Action
ENGINE
1.
ENGINE HIGH IDLE DOES NOT OPERATE.
NOTE
On M984, winch remote controller switch must be operated instead of LATCH switch.
Step 1. Check that throttle control solenoid operates when ENGINE, PTO ENGAGE, and LATCH
switches are set to ON.
Replace solenoid if solenoid does not click (TM 9-2815-224-34&P).
Step 2. Check engine governor adjustment (TM 9-2815-224-34&P).
Adjust engine governor.
2-10
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