ADLY MOTO 1-7
fuel supply to
carburetor is
sufficient
no fuel supply to
carburetor
loose the fuel release
screw of caruretor and
check if the fuel is inside
of carburetor ?
sparking
no sparking or
weak
compression
pressure
is normal
compression
pressure too low
or no pressure
engine can not
ignite
engine can ignite
but can not start
spark plug is dry spark plug is wet
loosen the spark plug,
connect with the spark
cap and contact with the
frame, check the spark
plug sparking ?
test the compression
pressure
follow the standard
stat-up procedure and
test again
loosen the spark plug
and test
Diagnose
Check and Adjuster Reason of Trouble
fuel tank without gasoline
tubing to carburetor blocking
float chamber tubing of carburetor blocking
fuel filter blocking
fuel cup blocking
air hole of fuel tank blocking
spark plug grimy or damage
C.D.I damage
main switch damage
ACG fulser coil damage
high tension coil damage or no gap
ACG lighting coil damage
valve set damage
cylinder, piston, piston ring damage
cylinder gasket leakage
valve burn
valve timing is not correct
valve gap is too tight or no gap
start clutch damage
ignite timing is not correct
fuel adjuste screw of carburetor isn't correct
intake manifold sucking air
auto. plunger starter is damage
fuel level of carburetor is too high
auto. plunger starter is damage
throttle open angle is too wide
DIFFICULT START OR CANN'T START
continue
INFORMATION FOR PERPARATIO
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