26
Fault location
Fault
System
Observation
Cause
Engine not starting
or with difficulty
Ignition system
Ignition spark O.K.
Fault in fuel supply or compression
system, mechanical defect
No ignition spark
STOP-switch operated, wiring fault or short
circuit, spark plug or connector defective,
ignition module faulty
Fuel supply
Fuel tank filled
Incorrect choke position, carburetor
defective, fuel supply line bent or blocked,
fuel dirty.
Compression
No compression
when pulled over
Cylinder bottom gasket defective,
crankshaft seals damaged, cylinder or
piston rings defective or improper sealing
of spark plug
Mechanical fault
Starter not engaging
Broken starter spring, broken parts inside
of the engine
Warm start
problems
Tank filled ignition
spark existing
Carburetor contaminated, have it cleaned
Engine starts but
dies
Fuel supply
Tank filled
Incorrect idling adjustment, carburetor
contaminated
Fuel tank vent defective, fuel supply line
interrupted, cable or STOP-switch faulty
Insufficient
performance
Several systems
may simultaneously
be affected
Engine idling poor
Air filter contaminated, carburetor
contaminated, muffler clogged, exhaust
duct in the cylinder clogged
Содержание EBH340U
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