Troubleshooting - Husqvarna 150BT Mark II Bedienungsanweisung

3. Examine the cooling system for damages. Make
sure that the parts are attached correctly to the
product.
To clean the air filter
CAUTION:
without an air filter or with a damaged air
filter. Dust in the air can cause damage to
the engine.
1. Push the choke control to the closed position.
2. Remove the air filter cover (A).
3. Remove the pre-filter (B) from the air filter cover.
C
B
A
The engine is not possible to start
Check Possible cause
Starter pawls. Blocked or
worn starter
pawls.
Fuel tank. Incorrect fuel
type.
Carburetor. Adjustment of
the idle speed.
Spark (no Spark plug is
spark). dirty or wet.
Electrode gap
on the spark
plug is incor-
rect.
1456 - 002 - 06.05.2021
Do not use a product

Troubleshooting

Solution
Adjust or replace the starter pawl/s.
Clean around the starter pawl/s.
Speak to an approved servicing dealer.
Drain the fuel tank and use correct fuel.
Adjust the idle speed with the idle adjustment screw.
Make sure that the spark plug is dry and clean.
Clean the spark plug. Make sure that the electrode gap is correct.
Refer to technical data for the correct electrode gap.
4. Remove the air filter (C) from the filter frame.
5. Clean the pre-filter and the air filter with warm water
and soap.
Note:
An air filter that has been used for a long
time cannot be fully cleaned. Replace the air filter
regularly and always replace a defective air filter.
6. Clean the inner surface of the air filter cover (A) with
a brush.
7. Put the air filter in the filter frame.
8. Attach the pre-filter to the air filter cover.
9. Attach the air filter cover to the product.
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