38
FAILURE TO START
Symptom
Probable cause
Remedy
Fuel system abnormality
There is no fuel in the
deposit
Fuel filter clogged
Add fuel in tank
Clean fuel filter
Spark plug Spark
normal
Fuel system
normal
Fuel
Fuel is too dirty
There is water in fuel
There is too much
fuel in cylinder
Instead fuel
Instead fuel
Tear down spark
plug and dry it
High voltage wire
spark normall
Spark plug
Spark plug fouled with
oily deposits
Spark plug insulation
damage
Spark gap is too large
or small
Clean the oily
deposits
Replace the
spark plug
Adjust spark gap
(0,6 – 0,7 mm)
Cylinder
compress
pressure normal
Fuel system
normal
High voltage wire spark
abnormality
High voltage wire
breach or break off
Coil looseness
Replace or
tighten
Tighten
Compress pressure is shortage
Piston ring attrite
Piston ring is breaked
Piston ring
cementation
Spark plug looseness
Conjoint surface of
the cylinder crank
case leak
Replace a new
Replace
Eliminate
Tighten
Eliminate
Fuel system
normal
Ignition system
normal
Compress normal
High voltage wire and
spark plug
disconnected
Stop switch failure or
short circuit
Tighten the
spark plug cap
Repair or
replace
TROUBLESHOOTING GUIDE
Содержание Best 260 P
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