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TM 5-4320-308-13
Table 3-2. Unit Maintenance Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 3.
Check air cleaner restriction indicator.
If red band appears in window of restriction indicator, and rain hood is not blocked and no damage to
system components is found, replace air filter (para 3-22).
Step 4.
Check for loose connections or a restricted or damaged line between fuel lift pump and tank,
between fuel lift pump and injection pump, and between injection pump and injector.
Tighten loose connections. Report damaged lines to intermediate maintenance.
Step 5.
Check for restrictions in suction or discharge hoses or hose end.
Clean away debris. If hoses are severely damaged or restricted, replace.
9.
ENGINE STOPS RUNNING
WARNING
Death or serious injury could occur if fuel is not handled carefully. Use in a well-ventilated area
away from open flame, arcing equipment, ignition sources, heaters, or excessive heat. Engines
must be turned off and cool before refueling. Use proper refueling procedures and equipment to
avoid spillage. Do not run engines near open fuel containers. Always store fuel in proper, marked
containers. DO NOT SMOKE.
Step 1.
Check for insufficient fuel supply.
Fill fuel tank.
Step 2.
Check air cleaner restriction indicator for indication of restrictions or excessive dirt in air filter.
If red band appears in window of restriction indicator, and rain hood is not blocked and no damage to
system components is found, replace air filter (para 3-22).
3-30
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