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TM 5-4320-304-14
TM 08922A-14/1
5-8. TEST/REPLACE/ADJUST INJECTION PUMP (Continued)
8
9
10
11
12
13
Unscrew delivery valve holder (1) and
remove spring (2) filling piece with three
shims (3), copper washer (4), delivery
valve (5), and valve body (6).
Insert copper washer (4) and delivery valve
body (6) only into spill device 604 83 700.
Thread spill device into injection pump
with spill pipe in up position, and then
secure in place.
NOTE
Additional copper washers may be
necessary to attain the spill pipe in
the up position when the spill pipe
is tightened.
Install dial indicator 612 08 700 with adapter pin 1.64-inch (41 mm) long attached,
device, and pre-tension approximately 1 mm (one rotation of dial indicator hand).
Remove fuel shutoff clamp 668 383 00 from fuel hose.
NOTE
Fuel emerging from the spill pipe on spill device 604 837 00
must be bubble free.
Move the throttle control
Adjustment of Delivery End:
hand lever to the HIGH position.
NOTE
The position of TDC (2) and end of delivery (3) and marked
on the flywheeL The corresponding (alignment) mark (4) is
on the right upper side of the crankcase.
into spill
1
Slowly rotate flywheel counterclockwise (when facing flywheel) until no fuel emerges from spill
pipe on spill device 604 837 00.
2
Continue to very slowly rotate flywheel, while frequently blotting spill pipe with rag to absorb
fuel, until fuel just begins to weep from spill pipe.
5-17
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