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TM 10-4320-343-14
c .
Remove three of four nuts (6) and washers (7) from fuel injection pump
mounting studs.
d.
Mark gear teeth on fuel injection pump drive gear (1) and idler gear in case
fuel injection pump drive gear falls out of position.
e .
Remove remaining bolt (2),
flat washer (3) and spacer (4) that secure fuel
injection pump drive gear (1) to fuel injection pump (5) .
NOTE
To prevent difficulty in installing fuel injection pump while
fuel injection pump drive gear is disconnected, do not turn
crankshaft.
f .
While one person holds drive fuel injection drive gear (1) in place, remove
remaining nut (6), washer (7) and injection pump (5) .
g .
Remove and discard gasket (9).
5.5.5.2 Installation.
a.
b.
c .
d.
e.
f .
h.
i .
k.
l .
Remove two bolts (10), with preformed packing, and one plate (11) with gasket.
Turn fuel injection pump drive shaft (12) on new fuel injection pump clockwise
until Number 1 plunger just starts to move upward.
Install plate (11) with gasket
and two bolts (10) with preformed packing.
Install gasket (9) on mounting studs.
NOTE
Before installation of fuel injection pump, check that marks on fuel
injection pump drive gear and idler gear are aligned.
Check that
engine is still at TDC for number 1 cylinder.
While one person holds fuel injection pump drive gear (1) in place, install
fuel injection pump (5) on mounting studs.
Install four washers (7) and nuts (6) on mounting studs, but do not tighten.
Install three spacers (4), washers (3) and bolts (2) to secure fuel injection
pump drive gear (1).
Check to ensure mark on fuel injection gear (1) and
idler gear (8) are aligned.
Connect fuel injection lines to fuel injection pump.
Tighten nuts.
Remove rag.
Connect fuel lines to fuel supply pump.
Set the injection pump timing in accordance with paragraph 5.5.2.
5-18
j.
g.
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