Lifan M27VTE - Page 39

V. Gasoline
engine is excessively
hot
gasoline
should run
under cretin
temperature.
Generally,
permitting
temperature at the
flow
guard
outlet
is between 80-
110C, while the temperature of
the
crankcase
is about
60C
under
the magneto.
If
temperatures surpass
the limits,
it is
an
indication that the
gasoline
engine is excessive
hot.
TROUBLE
CAUSE
REMEDY
Gasoline
engine is
excessively
hot
Improper
ignition time
Adjust
ignition advance angle
properly
Insufficient fu el supply
Refill
engine
oil
Exhaust
pipe
is blocked up
Dredge
exhaust
pipe
Flow
guard
is leaking
Repair damaged
part
Dirt or something
like this fill up
among air
cooling
fins
Clear ayay dirt
or
something
like
this
Cooling fan is loosen,
losing function
Reinstall well
Tie
rod
deformation
makes
piston
and cylinder bushing
side
wear
Replace tie rod
Cylinder or
piston
or
piston
ring
is
worn,
resulting in air
flow
between
cylinder and crankcase
Replace the
wom
Improper adjustment
of engine speed
produces
excessive
rotational
speed
Readjust
engine speed
to
proper
valve by speed
regulator
Crankshaft
main bearing
is burnt out
Replace
main bearing
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