ARMY TM 9-2805-262-14
AIR FORCE TO 38G2-90-1
NAVY NAVFAC P-8-613-14E
4-37. Fuel Pump.
This task covers:
General Mechanics Tool Kit (Item 1, Appendix B)
Fuel line removed for test (para. 4-23).
Tester, Engine Vacuum and Pressure
Top cover removed for replacement of fuel pump
(NSN 4910-00-255-8673) (Item 2, Appendix B)
Wrench, Torque (NSN 5120-00-853-4538) (Item 5,
Gasket, Fuel Pump Mounting (P/N 13206 E0401 )
a. Test. (figure 4-32)
Connect pressure gage (1) to fuel pump (2).
Make sure ignition switch is in OFF position.
Using starter rope, turn engine over several times and check fuel pressure gage. Pressure reading
should be 3.0-4.0 psi (20.69 -30.23 Kpas).
Remove pressure gage (1) from fuel pump (2).
Replace a fuel pump which does not develop sufficient pressure.
Figure 4-32. Fuel Pump, Pressure Test.