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TM 5-4320-304-14
TM 08922A-14/1
Table 4-2. Organizational Maintenance Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 2.
Check window of air cleaner restriction indicator for red band indicating
blocked air cleaner.
If red band appears in window of air cleaner restriction indicator and rain
hood is not blocked and no damage to system components is found,
replace air filter (para 3-4).
Step 3.
Check for empty fuel tank.
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.
If fuel tank is empty, fill with fuel.
Step 4.
Check non-return valve for proper function.
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.
Always store fuel in proper, marked containers.
DO NOT SMOKE.
a. Disconnect hose from double ring piece at fuel tank. Turn engine with
crank handle.
4-9
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