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TM-9-2320-209-20-2-1 Page 46

TM-9-2320-209-20-2-1 Troubleshooting Part 1 for M44A1 and M44A2 Series Trucks

Page 46 of 645


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TM 9-2320-209-20-2-1 SYMPTOM SYMPTOM TABLE 6-1. ENGINE SYSTEM TS PROCEDURE RESOURCES REQ’D TEST EQUIPMENT SUBSYSTEM SUMMARY DETAILED LUBRICATION 1. Low oil pressure Figure 9-1 Figure 8-1 1 — 2. Engine uses more oil Figure 9-1 Figure 8-2 1 — than normal DRIVELINE 3. Clunking noise heard Figure 9-2 Figure 10-1 1 — ● MOUNTING during acceleration on all trucks except M36A2 and M342A2 4. Clunking noise heard Figure 9-2 Figure 10-2 1 — ● during acceleration on trucks M36A2 and M342A2 TABLE 6-2. CLUTCH SYSTEM I TS PROCEDURE RESOURCES REQ’D TEST EQUIPMENT SUBSYSTEM SUMMARY DETAILED 1. Truck creeps when Figure 12-1 Figure 11-1 1 — ● clutch pedal is pressed 2. Clutch drags, slips, or Figure 12-1 Figure 11-2 1 — does not engage 6-2