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 TM 55-1905-221-14-2
5-18. FUEL INJECTOR (Continued).
LOCATION/ ITEM
ACTION
REMARKS
TESTING (Cont)
14. Visual
a. If the injector passes all
Inspection
of the above tests (steps 9
of Injector
through 13), visually check
Plunger
the plunger under a magni-
fying glass for excessive
wear or a possible chip on
the bottom helix. There is
a small area on the bottom
helix and lower portion of
the upper helix, that if
chipped, will not be
indicated in any of the
tests.
b. Remove the plunger from
the injector as follows:
1. Position the injector in
Use tool
the holding fixture (1)
J6868-01.
right side up.
2. Compress follower spring
(2). Then, using a screw-
driver, raise the spring
above the stop pin and
remove the pin (3). Allow
the plunger spring to
raise gradually.
5-416
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