Husqvarna 350BT Operator's Manual page 10

Maintenance schedule
Maintenance
Clean the external surfaces.
Make sure that the control handle operates correctly.
Make sure that the start/stop switch operates correctly. Refer to
the start/stop switch on page 5 .
Examine the engine, the fuel tank and the fuel lines for leaks. Examine the fuel
filter for contamination. Replace the fuel filter if it is necessary.
Clean the air filter. Replace the air filter if it is necessary.
Tighten nuts and screws.
Examine the air intake and make sure that it is not blocked.
Examine the starter and the starter rope for damages.
Examine the vibration damping units for damages, cracks and deformation.
Make sure that the vibration damping units are correctly installed.
Examine the spark plug. Refer to
Clean the cooling system.
Clean the external surface of the carburetor and the area around it.
Clean the fuel tank.
Examine all cables and connections.
Examine and clean the spark arrestor screen on the muffler (for products without
catalytic converter).
Examine and clean the spark arrestor screen on the muffler (for products with
catalytic converter).
Examine the spark plug. Replace if it is necessary.
To adjust the idle speed
1. Make sure that the air filter is clean and that the air
filter cover is attached.
2. Adjust the idle speed with the idle speed screw. To
see where the idle speed screw is on your product,
Product overview on page 2 .
refer to
To do a check of the spark plug
CAUTION: Use the recommended spark
plug. Refer to
An incorrect spark plug can cause damage
to the product.
1. Stop the engine and let the product become cool.
2. Clean the spark plug if it is dirty.
10
To do a check of the spark plug on page 10 .
Technical data on page 14 .
To do a check of
3. Make sure that the electrode gap is correct. Refer to
Technical data on page 14 .
4. Replace the spark plug monthly or more frequently if
it is necessary.
To do maintenance on the muffler
1. Stop the engine and let the muffler become cool.
Always use protective gloves.
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1246 - 002 - 24.03.2020
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