Weifang 495 - Page 17

(3 ) Insufficient preheating of
the engine.
(:4.) The . fuel spray IS no't well
,
atomized.
(5) Incorrect· fuel delive·ry ad-
vance angle (Owing to'rein-
stalling the injection pump)
(6) Water'ttapp.ed 'in the cylin-
ders.,
( 7) Insufficient compression
pressure in cylinders.
(8)The starting hole on the swil
chamber inserts are blocked.
3) No smoke (or only a little
black s'moke)'com~sout from
the exhaust mariifold~' -
(1 ) No fuel in the fuel tank
(3:Jln" winter ;,the e'ngtne' cooling
system should 'be' filled'With-hot
watet"'B~fbre- starting: aha {,pre-
heat the air intake manifold
with the preheater.·
(4)Inspect and adjust the injec-
tor or replace the nozzle assem-
bly if necessary.
"(S)'Chech 'and'adjust ,:the fuel
delivery advance.', angle:.,:. It
should be of 1 7° ± 2°· before
T. D. C.
( 6 ) Inspect the cylinder head
whether there is" a crack on .' it
and check the cylinder hea.d.· gas-
ket for gas, tigh.tness.
( 7·) Remedy it according to the
. . .
,~ioce~~re specifjed in the sec-
tio~o;o~ _ "Insufficient compres-
,'::~ion' riresstlr·e.: in cylinders" lat-
er.
(8) Clean off the ' deposited 'clift
to make theim unblocked.
(!)Replenis'h it' and. vent the air
from the fuel passage.
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