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To examine the spark plug
CAUTION:
recommended spark plug type. Incorrect
spark plug type can cause damage to the
product.
•
Examine the spark plug if the engine is low on
power, is not easy to start or does not operate
correctly at idle speed.
•
To decrease the risk of unwanted material on the
spark plug electrodes, obey these instructions:
a) Make sure that the idle speed is correctly
adjusted.
b) Make sure that the fuel mixture is correct.
c) Make sure that the air filter is clean.
•
If the spark plug is dirty, clean it and make sure that
the electrode gap is correct, refer to
on page 14 .
•
Replace the spark plug if it is necessary.
To clean the air filter
Clean the air filter regularly from dirt and dust. This
prevents carburetor malfunctions, starting problems,
loss of engine power, wear to engine parts and more
fuel consumption than usual.
1. Remove the air filter cover (A).
2. Remove the filter (B) from the filter frame.
B
A
3. Clean the filter with warm soap water.
Note:
An air filter that is used for a long time can
not be fully cleaned. Replace the air filter regularly
and always replace a defective air filter.
4. Make sure that the filter is dry.
12
Always use the
Technical data
5. Apply oil to the air filter. Refer to
foam air filter on page 12
6. Clean the inner surface of the air filter cover. Use
compressed air or a brush.
To apply oil to the foam air filter
CAUTION:
special air filter oil. Do not use other types
of oil.
WARNING:
The air filter oil can cause skin irritation.
1. Put the foam air filter in a plastic bag.
2. Put the oil in the plastic bag.
3. Rub the plastic bag to supply the oil equally across
the foam air filter.
4. Push the unwanted oil out of the foam air filter while
in the plastic bag.
To lubricate the gear housing
•
Use Husqvarna special grease. Speak to your
servicing dealer for more information about
recommended grease.
•
Add the grease through the grease nipple.
CAUTION:
fully.
To apply oil to the
Always use Husqvarna
Put on protective gloves.
Do not fill the gear housing
1073 - 008 - 27.04.2023
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