Troubleshooting - Husqvarna 578BTF Operator's Manual

6. Apply oil to the air filter. Refer to
foam air filter on page 15 .
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:
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.
The engine is not possible to start
Check Possible cause
Stop button. Stop position
Starter pawl/s. Blocked or
worn starter
pawl/s.
Fuel tank. Incorrect fuel
type.
Carburetor. Adjustment of
the idle speed.
1913 - 001 - 16.08.2022
To apply oil to the
Always use Husqvarna
Put on protective gloves.

Troubleshooting

Solution
Set the stop switch to the start position.
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.
To replace the harness
WARNING:
make the product fall and cause injuries.
1. Stop the engine.
2. Remove the clamp from the strap.
3. Push the end of the strap through the hanger.
4. Pull the new strap through the hanger.
5. Attach the clamp to the new strap.
A damaged harness can
15