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 TM 55-1905-217-34
(a) Use new filters and gaskets, refer to figure 3-13 and reassemble the injector filter components.
NOTE
The fuel filters have a dimple at one end. When assembling the filters always
install the filter with the dimple down.
(b) Lubricate the filter cap threads and torque to 65 to 70 ft-lb. Install shipping caps on all openings to
prevent any dirt particles from entering injector.
(2) Rack and gear assembly.
(a) Refer to figure 3-14 and install the rack and clear assembly.
(b) Hold the injector body bottom end up and slide the rack through the injector body. Observe the two
marred teeth when locking into the bore of the gear from the bottom side of the injector body. Slide the gear
into the proper position with the rack.
(3) Injector valve and related parts.
(a) Refer to figures 3-2 and 3-14 and install the injector valve and related parts.
(b) Lubricate the threads on injector body, carefully pilot the valve nut over the spray tip and check valve
assembly, install the nut making sure the valve assembly does not shift.
(c) Do not tighten the nut at this time.
(4) Plunger and follower assembly.
(a) Position the injector body in the fixture (spray tip down). Refer to figure 3-11 and install the injector
follower, spring and plunger.
(b) Push the control rack all the way in then, insert the free end of the plunger in the injector body.
(c) Refer to figure 3-21 and place the stop pin on the injector body so the bottom coil of the follower
spring rests on the narrow flange of the pin. Then, aline the slot in the follower with the stop pin hole in the
injector body. Next, aline the flat side of the plunger with the flat in the gear. Press down on the follower and
at the same time press the stop pin into position. When in place the spring will hold the stop pin in position.
3-23
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