ARMY TM 9-2815-260-24
AIR FORCE TO 38G1-126-2
MARINE CORPS TM 09244A/09245A-24
If pressure is low, replace filter element, refer to paragraph 3.12.2, and test pressure
If pressure is still low, bench test fuel supply pump, refer to step d.
Remove fuel pressure gage and install plug (11).
Bleed fuel system, refer to paragraph 3.12.1.
Dirt in the fuel system can damage components or cause poor engine
performance. Always thoroughly clean the area around connection before
disconnecting. Always cover all openings after disconnecting. Failure to
comply can cause damage to components or poor engine performance.
Thoroughly clean outside surface of fuel supply pump and surrounding area.
Diesel and JP fuels are flammable and toxic to eyes, skin, and respiratory
tract. Skin and eye protection required. Avoid repeated/prolonged contact.
Provide adequate ventilation. Failure to comply could result in serious
injury or death.
Escaping diesel or JP fuel under pressure can have sufficient force to
penetrate skin. Before disconnecting lines, be sure to relieve pressure.
Failure to comply could result in serious injury or death.
Fuel lines are fragile and can become twisted and damaged during
maintenance. Always use one wrench to hold one fitting stationary while
the other fitting is loosened or tightened. Failure to comply can cause
damage to equipment.
Catch fuel in suitable container. Dispose of fuel in accordance with local
Disconnect fuel supply line, connected to fuel inlet (7, Figure 3-16). Slowly loosen fuel line (6,
Figure 3-15) and allow fuel pressure to dissipate. Remove fuel line.
Remove capscrews (1, Figure 3-16), flat washers (2), fuel supply pump (3) and o-ring (4).
Inspect all removed sealing washers and fittings. If damaged, replace.