TM 5-3825-229-14&P
Table 3-1. Operator Troubleshooting Table (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
PUMP (cont)
14.
PUMP WILL NOT PRIME (cont)
Step 2. (cont)
c.
If the pump still will not operate, go to Step 3.
Step 3.
Check the pump intake suction line for air leaks.
a.
If there are no air leaks, proceed with troubleshooting the pump.
b.
If an air leak is found, notify Organizational Maintenance.
15.
PUMP WILL NOT HOLD PRIME
Notify Organizational Maintenance.
16.
POOR PERFORMANCE - LOW PRESSURE AND/OR LOW-VOLUME OUTPUT
Step 1.
Check the pump intake suction line for air leaks.
a.
If there are no air leaks, proceed with troubleshooting the pump.
b.
If an air leak is found, notify Organizational Maintenance.
Step 2.
Inspect pump intake strainer for blockage. Remove suction port cap and visually inspect
strainer with flashlight.
a.
If the pump intake strainer is not clogged, replace the suction port cap and go to Step 3.
b.
If the intake strainer is clogged, remove it by reaching into the suction port and pulling it
out. After cleaning, replace strainer and the suction port cap and try to resume normal
operations.
c.
If the pump still will not operate properly, go to Step 3.
Step 3.
Check to see that the suction hose intake at the foot valve is not clogged.
a.
If the foot valve is clogged, clean the assembly before replacing it into the water. The
foot valve assembly can be unscrewed from the suction hose if required for proper
cleaning.
b.
If the pump still will not operate properly, notify Organizational Maintenance.
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