TM 10-4930-236-13&PTable 3-1. Troubleshooting-CONTMALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION2PUMP LOSES PRIME.Step 1.Check for kinked hoses.Straighten hoses.Step 2.Check for faulty tank valve operating linkage.Notify Unit Maintenance for repair of valve operator linkage.3PUMP OPERATES, BUT DOES NOT PRIME.Step 1.Check for kinked hoses.Straighten hoses.Step 2.Check for faulty tank valve operating linkage;Notify Unit Maintenance for repair of valve operator linkage.Step 3.Prime the pump manually (paragraph 2-4).4ELECTRIC MOTOR WILL NOT OPERATE.Step 1.Check to see if intervehicular power cable is properly connected.Ensure cable is properly connected.Step 2.Check to see if control cable is properly connected.Ensure cable is properly connected or connect auxiliary ON-OFF switch.Step 3.Check truck power supply for proper charging rate.a.If not, notify Unit Maintenance.b.If charging rate is sufficient, notify Unit Maintenance to inspect electric motor.5UNABLE TO BOTTOM LOAD EITHER TANKStep 1.Check for inadequate supply pressure.Notify officer in charge.Step 2.Bottom loading port obstructed.Disconnect nozzle and check port for foreign material.3-2
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