Husqvarna 128PS, Operator'S Manual

Page: 8 / 80

3. Make sure that the throttle trigger is locked at the
idle position when the throttle trigger lockout is
released.
4. Start the product and apply full throttle.
5. Release the throttle trigger and make sure that
the saw chain stops and stay stationary.
WARNING:
If the saw chain
moves when the throttle trigger is in
the idle position, then the carburetor
idle speed must be adjusted. Refer
to To adjust the idle speed on page
21
.
To do a check of the stop switch
1. Start the engine.
2. Move the stop switch to the stop position and
make sure that the engine stops.
To do a check of the muffler
WARNING:
Do not use a product
that has a defective muffler.
WARNING:
Do not use the product
if the spark arrester screen on the
muffler is missing or defective.
WARNING:
The muffler becomes
very hot during and after operation and
also at idle speed. Use protective gloves
to prevent burn injuries.
The muffler keeps noise levels to a minimum and
points exhaust fumes away from the operator.
1. Stop the engine.
2. Examine the muffler for damage and defects.
WARNING:
The inner surfaces
of the muffler contain chemicals that
can cause cancer. Be careful not to
touch these elements if the muffler is
damaged.
3. Make sure that the muffler is correctly attached
to the product.
4. Do a visual check of the spark arrester screen.
a) Replace the spark arrester screen if it is
damaged.
b) Clean the spark arrester screen if it is
blocked.
CAUTION:
If the spark
arrester screen is blocked the
product becomes too hot and this
causes damage to the cylinder
and piston.
Fuel safety
WARNING:
Read the warning
instructions that follow before you use
the product.
• Do not mix the fuel indoor or near a heat source.
• Do not start the product if there is fuel or engine
oil on the product. Remove the unwanted fuel/oil
and let the product dry. Remove unwanted fuel
from the product.
• If you spill fuel on your clothing, change clothing
immediately.
8 1780 - 001 - 08.02.2022