TM 10-4330-234-13&P
SYMPTOM INDEX
Symptom
Page
No fuel delivery ............................................................................................................................
General fuel leakage ....................................................................................................................
Discharged fuel contains water .....................................................................................................
Sudden increase in pressure differential .......................................................................................
Automatic drain valve inoperable..................................................................................................
Table 3-1. Operator Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
NO FUEL DELIVERY.
Step 1. Check to see if outlet side valve is open.
Open valve.
Step 2. Check to see if system pumping unit is operating properly.
Refer to the applicable technical manual.
2.
GENERAL FUEL LEAKAGE.
Step 1. Check lines and fittings and seals/gaskets.
If they are damaged, notify unit maintenance.
Step 2. Check for cracks or breaks in tank or components.
If cracks or breaks are present, notify unit maintenance.
3.
DISCHARGED FUEL IS CONTAMINATED.
Step 1. Check for high water level.
Drain if water level is high.
Step 2. Check differential pressure gage to see if needle is in the RED area.
If needle is in the red area, notify unit maintenance.
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