To Clean The Air Filter; To Examine The Air Intake Screen - Husqvarna 578BTF Manual De Usuario

3. Remove the screws (E) and remove the exhaust
duct (D).
Note:
The inner surfaces of the muffler contain
chemicals that can cause cancer. Be careful not to
touch these elements if the muffler is damaged.
4. Remove the spark arrester screen (C) and clean
it with a wire brush. Remove dirt from the inlet
and outlet of the muffler with the wire brush. Also,
remove dirt from the exhaust port of the cylinder with
the wire brush.
5. Attach the spark arrester screen (C) and the exhaust
duct (D) with the screws (E). Tighten the screws to
2-3 Nm.
6. Make sure that the muffler is correctly attached to
the product. Tighten the screws (A) and (B) to 8-10
Nm.

To examine the air intake screen

A clogged air intake screen decreases the blow force
and increases the temperature of the engine. An
increased temperature can result in engine failure.
1. Stop the engine.
14
C
D
E
A
B
2. Examine the air intake screen for damages and
make sure that it is attached correctly.
3. Remove dirt, leaves and unwanted materials from
the air intake screen.

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 air filter (B) from the filter frame.
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.
Do not use a product
1913 - 001 - 16.08.2022