Table des Matières
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Les langues disponibles
Les langues disponibles
Ⅱ.LOW GASOLINE ENGINE POEWR OUTPUT
T
R
O
U
B
L
E
When t urning t hrottle
greater , speed increase
responds
slowly
or
speed is decreased even
engine stops.
do.
Ⅲ.GASOLINE ENGINE CANNOT RUN SMOOTHLY
T
R
O
U
B
L
E
Engine is pinking
C
Ignition system I
Fuel supply system
do
Poor compression
C
Piston, cylinder or piston ring is worn excessively Replace the worn
Piston, p in a nd p iston pin hole are w orn
excessively
Tie rod small head is worn excessively.
Roller b earing for crankshaft m ain shaft i s worn
off.
E
g n
n i
i e
t s
o o
h
t o
Too much carbon fouling is combustion chamber
Improper gasoline brand or low gasoline quality
A
U
S
E
ncorrect ignition time
Air in fuel line of fuel line
clogged
Main jet i s not a djusted
properly
In carburetor , needle
valve hole and main jet
clogged.
Fuel cock is clogged up.
Too much carbon f ouling
in combusting chamber.
Air cleaner is clogged up.
Intake pipe is leaking.
Piston or cylinder or piston
ring is worn
Air
leakage
from
surface b y which c ylinder
block
contacting
cylinder head.
Too big or too small valve
clearance.
Valve tightness is poor R
A
U
S
E
34
R
E
M
E
D
Y
Readjust i gnition advance
angle
Exhaust air o r dredge
fuel line
Readjust
Clean a nd b low to g et
through
Clean, replace damaged
part
Clean away
Clean filter element
Replace or replace it
Replace it with a n ew
one
the
Replace cylinder gasket
with
Adjust it
epair
R
E
M
E
D
Y
Replace p
iston
piston pin
Replace tie rod
Replace roller bearing
S
h
o o
t t
o r
b u
e l
Clear away
Replace w ith qualified
gasoline
or
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