12. DIFFICULTY IN TOWING WHEEL-MOUNTED PUMP UNIT

9. PUMP FAILS TO DELIVER CAPACITY - TM-5-4320-300-14_101

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 2. Check suction line for loose connections. Tighten loose connection. 12. DIFFICULTY IN TOWING WHEEL-MOUNTED PUMP UNIT Step 1. Check for under-inflated tires. a. Inflate tires to 45 psi (310.3 kPa) maximum. WARNING Lower and pin the rear stands before discon- necting centrifugal pump unit from towing vehicle. Unit could drop on rear bumper and cause personal injury. Use jack stands to support trailer after jack has raised trailer to working height. Unit could drop from jack and cause personal injury. CAUTION Remove and insert pin from rear stand as- semblies with the handle end of the pin facing upward. The pin locking mechanism will stick within the rear stand if pin is in- serted and removed any other way. b. If one or both tires are flat, carefully jack up trailer, then change tire or tires. 3-22

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