28
TROUBLESHOOTING
If the unit does not start, or runs erratically, the problem may be solved by reference to
the chart below.
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Engine will not start
Electrode is wet or fouled
Dry spark plug or replace
Carbon deposit on electrode Clean spark plug
Spark plug (no spark)
Cracked insulator
STOP SWITCH in OFF position
Replace spark plug
Switch to ON
Too small or large electrode gap Adjust gap to 0.7mm (0.025")
Burned electrode Replace spark plug
Ignition system (no spark)
Coil burned out, coil insulation
failure
Contact Service Centre
Break in coil wire, transistor
burned out
Contact Service Centre
Engine won't start - Good
compression, sufficient fuel (with
spark)
Engine flooded Crank engine choke off to
discharge fuel
Wide throttle position
Excessively thick fuel Contact Service Centre
Use of incorrect fuel Drain and replace with correct
fuel
Poor compression, sufficient fuel
(with spark)
Excessive wear on cylinder,
piston, rings
Contact Service Centre
Loose spark plug Tighten spark plug
No fuel in carburettor (with
spark)
No fuel in tank Refuel
Loose fuel line fitting Contact Service Centre
Contact Service Centre
Clogged fuel line Contact Service Centre
Plugged air vent in fuel tank Clean vent/Contact Service
Centre
Insufficient power
Clogged air filter Clean
Blockages
Carbon build up in muffler Contact Service Centre
Fuel line/passage clogged Contact Service Centre
Piston seizure, diaphragm
inoperative
Contact Service Centre
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erheating
Excessively lean fuel mixture Contact Service Centre
Carbon deposits on piston Contact Service Centre
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