TM 5-4310-379-14
3-27. Fuel Pump (Cont).
b.
Replace. (figure 3-30)
(1)
Loosen two fitting nuts (1) and remove fuel line (2).
(2)
Remove elbow (3).
(3)
Loosen two fitting nuts (4) and remove fuel line (5).
(4)
Remove fitting (6).
(5)
Remove three nuts (7) and washers (8) and remove fuel pump (9), gasket (10), fuel pump drive (11), and
gasket (12).
(6)
Ensure all gasket surfaces are clean and free of old gasket material.
(7)
Install fuel pump drive (11), gasket (12), new fuel pump (9), and gasket (10) and secure with three nuts (7)
and washers (8). Torque nuts to 10-13 lb-ft (14-18 Nm).
NOTE
Leave 1 1/2 threads exposed when applying teflon tape. Wrap teflon tape in the direction that will
not unwrap as fitting is tightened. Failure to wrap teflon tape properly or having it extend past the
end of the fitting may cause a blockage in the fuel system.
(8)
Apply teflon tape to fitting (6) and elbow (3) and install.
(9)
Install fuel line (5) and tighten two fitting nuts (4).
(10)
Install fuel line (2) and tighten fitting nuts (1).
3-80 Change 1
