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 TM 55-1905-223-24-5
ASSEMBLY
CAUTION
Handle aluminum parts with care to avoid damage.
Do not use a lockwasher next to aluminum. Always use a flat washer between the
lockwasher and the aluminum part.
a. Install the fluid filter element assembly (8, FIGURE 3-12) into the top of the pump body. The hole in the
screen goes down.
(1) Install the threaded plug (5) and tighten to 10 ft-lb. (13.5 N ) torque.
m
b. Install the fuel pump gear assembly (FIGURE 3-11) and pressure dampener (FIGURE 3-10).
(1) Use a new gasket (4, FIGURE 3-11) and install the pump gear assembly to the pump body (5,
NOTE
Align the notches on the top corner of the plate and cover.
(2) Ensure the gasket (4, FIGURE 3-11) is positioned properly and that the housing (body) fuel holes
align with the holes in the pump gear assembly.
(3) Install capscrews, lockwashers, and flat washers (3, FIGURE 3-11) and tighten to 12 ft-lb. (16.5 N )
m
disassemble gear pump and correct as required.
(4) Use new preformed packing (6, FIGURE 3-10) and install the dampener to the gear pump. Tighten
mounting capscrews (1, 5) to 12 ft-lb. (16.5 N ) torque.
m
c. Use lubriplate to hold new preformed packing (5, FIGURE 3-3) to the bottom of valve. Install valve on the
pump body. Tighten the capscrews (2) to 10 ft- lb. (13.5 N ) torque.
m
d. Install the fuel pump electric governor actuator (2, FIGURE 3-12) in the pump body.
CAUTION
Do not use any gasket adhesive or sealant on the governor actuator preformed
packing.
(1) Install the preformed packing (3, 4, FIGURE 3-12) on the actuator. Check that all mounting holes are
aligned.
(2) Lubricate the governor actuator preformed packing with clean engine oil and insert the actuator in the
cavity of the fuel pump body. The actuator flange will stop approximately 3/8 inch from the pump
body.
3-23
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