Husqvarna 350BT Bedienungsanweisung Seite 11

2. Remove the screws (A), the screws (B) and the
exhaust duct (C).
C
B
3. Remove the spark arrester screen (D) and clean it
with a wire brush. Replace the spark arrester screen
if it is damaged.
4. Remove dirt from muffler and from the exhaust port
of the cylinder with the wire brush.
5. Attach the spark arrester screen (D) and the exhaust
duct (C) with the screws (B). Tighten the screws to
2-3 Nm.
6. Tighten the screws (A) to 8-12 Nm. Make sure that
the muffler is correctly attached to the product.
To examine and clean the cooling
system
The cooling system includes the cooling fins on the
cylinder and the air intake screen.
1. Stop the engine.
2. Make sure that the cooling system is not dirty or
blocked. If it is necessary, clean the air intake screen
and cooling fins.
CAUTION: A dirty or blocked cooling
system can increase the temperature of
the engine and cause damage to the
product. A clogged air intake screen
decreases the blow force.
3. Examine the cooling system for damages. Make
sure that the parts are attached correctly to the
product.
To clean the air filter
CAUTION: Do not use a product 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).
1246 - 001 - 14.02.2020
A
D
A
3. Remove the air filter (B) from the filter frame.
B
A
4. Clean the air filter with warm water with 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.
5. Clean the inner surface of the air filter cover (A) with
a brush.
6. Apply oil to the air filter. Refer to
foam air filter on page 11 .
7. Put the air filter in the filter frame.
8. Attach the air filter cover to the product.
To apply oil to the foam air filter
CAUTION: Always use Husqvarna special
air filter oil. Do not use other types of oil.
WARNING: Put on protective gloves. 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 apply oil to the
11