TM 10-4330-234-13&P
Table 4-2. Unit Troubleshooting Procedures (Cont).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3.
GENERAL FUEL LEAKAGE.
Step 1. Check gaskets and/or seals.
Replace if damaged.
Step 2. Check lines and fittings for tightness.
Tighten lines and fittings or replace as needed. (Refer to paras. 4-15, 4-18, 4-19 and
4-20 as applicable.)
Step 3. Check for cracks or breaks in tank shell.
Notify direct support maintenance.
4.
SUDDEN INCREASE IN PRESSURE DIFFERENTIAL.
Check differential pressure gage lines for clogs (para. 4-15).
Unclog lines.
Replace filter elements (para. 4-14).
Replace differential pressure gage (para. 4-15).
5.
SUDDEN DECREASE IN PRESSURE DIFFERENTIAL.
Step 1. Check for damaged differential pressure gage lines.
Replace damaged lines (para. 4-15).
Step 2. Check for damaged filters.
Replace filter (para. 4-14).
Step 3. Check for defective gage.
Replace gage (para. 4-15).
4-6
