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 TM 55-1905-221-14-2
5-18. FUEL INJECTOR (Continued).
LOCATION/ ITEM
ACTION
REMARKS
TESTING (Cont)
b. Position injector support
plate and popping handle
support to the proper height.
The injector must always be In proper position in relation to the spray deflector before it
is tested in order to prevent the fuel spray from penetrating the skin. Fuel entering a
person's blood stream may cause serious infection.
c. Connect the fuel injector
to the fuel line by rotating
inlet clamp handle to move
fuel inlet socket against
the fuel injector inlet
filter cap.
d. Purge injector of air by
stroking the operating handle
until clear fuel flows from
the outlet cap.
e. Connect the outlet line to
fuel injector by rotating
outlet clamp handle to seal
socket against fuel injector
outlet filter cap.
f. Operate the tester to build
up slight pressure in system
and stroke the popping handle
two or three times.
g. With the injector rack in
FULL FUEL position, pump
handle of test fixture with
smooth, even strokes.
5-410
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