TM 10-4320-309-14
TM 4320-14/1
4-17. REPLACE/TEST/ADJUST FUEL INJECTION PUMP
This task covers:
a) Removal
c) Adjustment
b) Test
d) Installation
INITIAL SETUP
Tools
Tool Kit, General Mechanics (Item 2,
Appendix B, Section III)
Shop Equipment Automotive Maintenance
and Repair: Field Maintenance,
Common No. 2 (Item 4, Appendix B,
Section III)
Socket Set, 8 to 19 mm (Item 6,
Appendix B, Section III)
Materials/Parts
None
Equipment
Condition
Para
3-16
Inlet air sound enclosure assembly
removed.
3-16
Outlet air sound enclosure assembly
removed.
Wrench, 17 mm (Item 14, Appendix B,
Section III)
REMOVAL:
a.
b.
c.
d.
e.
f.
Remove fuel tank (refer to para 3-1 8).
Remove fuel injection pipe (refer to para 3-20).
Remove the lower fuel tank mounting bracket.
Remove fuel line hose (1) by opening securing damp.
Loosen hex nut (2) securing pump viewing access plate (3) and gasket (4).
Loosen two hex nuts (5) securing fuel injection pump (6), and remove pump together with base mount-
ing plate.
NOTE
If flat tappet is not removed with fuel injection pump, then remove flat
tappet with finger.
INSTALLATION:
NOTE
When replacing or installing a new fuel injection pump, it is ususally not
necessary to test or adjust the injection timing. Run the engine and ob-
serve performance and exhaust color (refer to Table 3-3) before adjust-
ing timing.
a.
Insert bottom of tappet down into engine block.
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