Husqvarna 128LX, Operator'S Manual

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c) make sure that the air filter is clean.
2. Clean the spark plug if it is dirty.
3. Make sure that the electrode gap is correct. Refer to,
Technical data on page 24 .
4. Replace the spark plug monthly or more frequently if
necessary.
Troubleshooting
The engine starts but stops again
Product part to examine Possible cause Action
Fuel tank Incorrect fuel type. Drain the fuel tank and fill with cor-
rect fuel.
Carburetor The idle speed is not correct. Speak to your servicing dealer.
Air filter Clogged air filter. Clean or replace the air filter.
Fuel filter Clogged fuel filter. Replace the fuel filter.
The engine does not start
Check Possible cause Procedure
Stop switch. The stop switch is in the stop position. Set the stop switch to the start position.
Starter pawls. The starter pawls cannot move freely. Remove the starter cover and clean around
the starter pawls.
Let an approved service agent help you.
Fuel tank. Incorrect fuel type. Drain the fuel tank and fill with correct fuel.
Spark plug. The spark plug is dirty or wet. Make sure that the spark plug is dry and
clean.
The spark plug electrode gap is incorrect. Clean the spark plug. Make sure that the
electrode gap is correct. Make sure that the
spark plug has a supressor.
Refer to technical data for correct electrode
gap.
The spark plug is loose. Tighten the spark plug.
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