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(3)Urieven, ,fuel delivery to each
cylinder'.
(4)
Fuel i1)jection pipe cracks or
pipe connection gets loosen.
(S)Water enters into cylinder.
(6
)Plunger spring breaks.
(7)Fuel spray of one or two in-
jectors'
is' n'otwell iitomized.
( 8)
Insufficient
compression
pressure in ontor the--cylinder.
( 9)
Plunger
control
arm
loosens.
2). Rough runing of the engine
( 1 ) Fuel injecting pressure 'of
the injector varies.
( 2 )'The nozzle ,assembly "gets
strck.
(3 )
The~c6nttol-:for'k
on control
rod
of
injection
pump
gets
loosen.
(3~)
Check'.and·,adjust
th~,~ inje~
tion pump'
ona'speeial~'l.~.;te8t
stand.
,( 4-)
Replace th:e' "fuel',injecttQn
pipe, or tighten the
cq,nn~ti(i)n
nut-tor
eliminate· the
leakag~
..
'(f5·.)
Tig,b
tell;
tile cylinder:'
htad
,;flU't,S £irst.lf:;:it'·riS~A.;·1n
.
Yaiti:.'2·:,th·~
cylinder head, cylinder
liners
should be
inspected·~
(6)Replace the spring.
(7)
Cheek ,":aa'just
~or
repalce the
no.zzle assembly.
( 8) Reme by it according
to,
";the
procedure specified in the sec-
tion of" Insufficient compresion
,preSSure in.cylinders "later.
(9)Replace the plunger.
(l.)Checkand
adiust"the~,fuelin
jecting pressure.
(2 ) Wash,
inspeG~!"and:lap;:it
' . . W it}l
lubricating oil, or replace it if
necessary.
(3
)'Dismantle"check
and'~'~djust
the injection
.pump·{on-asp~cial
test bench).
. ,9.9
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