9. PUMP FAILS TO DELIVER CAPACITY - TM-5-4320-300-14

8. PUMP FAILS TO PRIME - TM-5-4320-300-14_100

12. DIFFICULTY IN TOWING WHEEL-MOUNTED PUMP UNIT

TM-5-4320-300-14 Pump Centrifugal Self-Priming Gasoline Engine Driven; 6-Inch 1500 GPM Capacity At 60 Foot Head Manual
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TM 5-4320-300-14 Table 3-1. Operator/Crew Troubleshooting - Continued MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION Step 4. Check for leaks at the suction coupling companion flange at pump body. Tighten nuts on suction coupling companion flange at pump body flange. 9. PUMP FAILS TO DELIVER CAPACITY Check for excessive suction lift. Refer to operator's instruction plate. 10. NOISY PUMP OPERATION Notify organizational maintenance. 11. LOW DISCHARGE PRESSURE Step 1. Check for low engine speed. Adjust throttle to increase engine speed to 2100 rpm. 3-21

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