Husqvarna L321AH Owner Manual - Page 23

Troubleshooting

Page 23 highlights

Troubleshooting Problem Possible cause Solution The engine does not start. The ignition cable is not connec- Connect the ignition cable to the spark plug. ted correctly. The fuel tank is empty. Fill the fuel tank with correct fuel type. There is dirt in the carburetor or Clean the carburetor and/or fuel line. fuel line. The spark plug is defective. Adjust the electrode gap, clean or replace the spark plug. The engine does not stop. The stop mechanism is defective. Disconnect the ignition cable from the spark plug. Let an approved service agent repair the product. The engine does not operate smoothly. The ignition cable is not connec- Connect the ignition cable to the spark plug. ted correctly. There is dirt in the fuel line or the Clean the fuel line. Fill the fuel tank with new fuel has expired. fuel of the correct type. There is blockage in the fuel tank Clean the fuel tank cap. cap. There is water or dirt in the fuel Drain the fuel tank. Fill the fuel tank with new system. fuel of the correct type. The air filter is dirty. Clean the air filter. The carburetor must be adjusted. Let a servicing dealer adjust the carburetor. The engine becomes too hot. The engine oil level is too low. Fill engine oil. The air flow is not sufficient. Clean the air filter and the air filter housing. The carburetor must be adjusted. Let a servicing dealer adjust the carburetor. There is misfire in the engine The electrode gap in the spark when it operates at high speed. plug is too small. Adjust the electrode gap. The engine does not operate smoothly at idle speed. The spark plug is dirty, defective Adjust the electrode gap or replace the spark or the electrode gap is too wide. plug. The carburetor must be adjusted. Adjust the carburetor. The air filter is dirty. Clean the air filter. There is too much vibration in the A blade is loose or not balanced. Tighten the blade bolts. Replace the blades if handle. there are damages. A blade is bent. Replace the blades if there are damages. 1240 - 001 - 08.07.2019 17

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Troubleshooting
Problem
Possible cause
Solution
The engine does not start.
The ignition cable is not connec-
ted correctly.
Connect the ignition cable to the spark plug.
The fuel tank is empty.
Fill the fuel tank with correct fuel type.
There is dirt in the carburetor or
fuel line.
Clean the carburetor and/or fuel line.
The spark plug is defective.
Adjust the electrode gap, clean or replace
the spark plug.
The engine does not stop.
The stop mechanism is defective.
Disconnect the ignition cable from the spark
plug. Let an approved service agent repair
the product.
The engine does not operate
smoothly.
The ignition cable is not connec-
ted correctly.
Connect the ignition cable to the spark plug.
There is dirt in the fuel line or the
fuel has expired.
Clean the fuel line. Fill the fuel tank with new
fuel of the correct type.
There is blockage in the fuel tank
cap.
Clean the fuel tank cap.
There is water or dirt in the fuel
system.
Drain the fuel tank. Fill the fuel tank with new
fuel of the correct type.
The air filter is dirty.
Clean the air filter.
The carburetor must be adjusted.
Let a servicing dealer adjust the carburetor.
The engine becomes too hot.
The engine oil level is too low.
Fill engine oil.
The air flow is not sufficient.
Clean the air filter and the air filter housing.
The carburetor must be adjusted.
Let a servicing dealer adjust the carburetor.
There is misfire in the engine
when it operates at high speed.
The electrode gap in the spark
plug is too small.
Adjust the electrode gap.
The engine does not operate
smoothly at idle speed.
The spark plug is dirty, defective
or the electrode gap is too wide.
Adjust the electrode gap or replace the spark
plug.
The carburetor must be adjusted.
Adjust the carburetor.
The air filter is dirty.
Clean the air filter.
There is too much vibration in the
handle.
A blade is loose or not balanced.
Tighten the blade bolts. Replace the blades if
there are damages.
A blade is bent.
Replace the blades if there are damages.
1240 - 001 - 08.07.2019
17