TM 5-4320-300-14
Table 4-2. Organizational Maintenance Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
If fuel does not flow from return line, re- place strainer. Unscrew strainer counter- clockwise; remove and discard. Fill
replacement strainer cartridge about two- thirds full of clean diesel fuel. Install the strainer hand tight.
b.
Crank engine again.
If fuel still does not flow from fuel return line, replace fuel filter.
Unscrew
filter counterclockwise; remove and discard. Fill replacement filter about
two-thirds full of clean diesel fuel. Coat gasket lightly with clean diesel
fuel. Install the filter hand tight.
c.
Crank engine again.
If fuel still does not flow from return line, replace fuel lines as described
in paragraph 4-27. If replacing fuel lines does not solve problem, notify
direct support maintenance.
Step 3. Check that injector control tube is in full fuel position.
a.
Remove valve cover by removing mounting bolts.
b.
Start engine.
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