TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download
Page 64 of 532
TM 9-2815-220-34 2·10.8, Change 2 6. Engine Overspeeds 6.1 Overspeeds during ehicle operation: 6.2 Engine speed excessive with accelerator pedal released: 7. Engine Stops During Operation 7.1 Stops gradually wilh loss of power and speed: 7.2 Stops suddenly: 8. Engine Fails to Shut Down 8.1 Fails to stop with clecuie fuel shut-off: 8.2 Fails to stop with manual fuel shutff: 8.3 Fails to stop when vehicle fuel supply shutff: 9. Engine Rough Operation 9.1 Misfues: 9.2 Vibration or roughness: 10. Noisy Oפration 10.1 Knock or tapping sound: 10.2 Diesel knock: I 0.3 Grinding or squeaking sound: 11. Abnormal Exhaust Conditions 11. I Excessive black smoke: 11.2 Excessive bluish smoke during vchiclc operntion: 11.3 White reyish) smoke during low illle opcrntion: I I .4 Oily and/or heavy carbon deposits on ehiclc rear grille: J 2. Cooling System Deficiencies 12.J Engine overheating: