TM 5-4320-275-13 & P
Table 4-3. Organizational Maintenance Troubleshooting - Continued
TEST OR INSPECTION
Step 3. Check for clogged fuel line.
Allow engine to cool before filling with fuel.
Perform maintenance outdoors or in a well-ventilated area to avoid illness
caused by inhalation of fuel fumes.
Severe burns, illness, or death can result from improper handling of gasoline.
Do not inhale vapors.
Do not work near open flame, sparks, or excessive heat.
Turn shutoff valve in to OFF. Drain contents of fuel line into drain pan. Use 1/2 inch and 9/16 inch wrenches to
remove fuel line from fitting on engine fuel pump. Use 1/2 inch wrench to remove fuel line from fuel filter.
Remove clogged material from fuel line by gently probing with a blunt end rigid wire. If the clogging material
cannot be removed, or if the fuel line is damaged, replace the fuel line. Use 1/2 inch wrench to attach fuel line to
fuel filter. Attach fuel line to fitting on engine fuel pump. Turn shutoff valve out to ON.