CONSTRUCTI
ON
AND FUNCTIO
•
~
1
1}----t-
-
~fom
fuel tank
(}Y
1
,·Fuel
in,e
ctiDn pump
2
-Fue
l fe8d pump
3-ln
jecti
on
pips
4·1
rJjll!(;.tlDn
nozzle
5-
F
ue
l leak-off pipe
G-F
uill
i filter
7-Fual J;lipolt
Fuel circuit
Fuel ftl ter
.
cp
,
, ·801t 5-Cas
l!'
goSpr
in
i
se
B
~
2-Gasket 6-
0raln
plug lD·EIBmMt
3-CClVC
H 7-Spri
ng
A·From
1
1.10:
1 (oed
pump
4-Alr vent
plu
g 8-Bo!1 B-To fuel inJtction pump
Fue
l filter - Sectional view
24
The fuel filter
is
located forward
of
the intake manifold.
hs
mlering element
is
made
of.
special paper de'lgned
to provide)Ugh
Hllering
performance
and
large
capac
i
ty
.
Total
area
of
r~tration
850
em'
(132
"I
in
.)
Filtering elemenl
mesh
2 microns (1')
Fuel
feed
pump
The camshaft
in
the
bottom section
of
the
injection
pump has an eccentric c
am
besjdes
the
c
ams
f
or
aclu-
ating the i
ndividual
pump
elements. By
this
ecce
ntr
ic
cam.
the pumping plunger
of
the
f.ed
pump
is
actuated
to draw fuel through the inlet s
tr
ainer and
fOf\
vard
it
with.
discharge pressurc limited to 2 kg/em' (28.4 psi)
to the injection pump.
A
means
of
manually
priming
the fue) circuit
.ahes:d
of
the feed pump
is
provided in this pump.
It
consists of .
plunger
and , knob. Pushing the knob
in
rapid repetition
send,
the
fuel
forward. The fuel circuit
from
the reed
pump
through the
fue
l
mler
to
the
injection pump can
be
primed
in
litis
manner.
This
reature
is
utilized
alw
in
bleeding alI
out
of
the
fuel
circuit.
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