•
Use a 5.5 mm round file with a file holder.
•
Hold the file at an angle of 15°.
•
Sharpen one tooth of the saw blade to the right and
the next tooth to the left, see the illustration.
Note: Sharpen the edges of the teeth with a flat file if
the blade is heavily worn. Continue to sharpen with a
round file.
•
Sharpen all edges equally to keep the blade
balanced.
•
Adjust the blade set to 1 mm with the recommended
setting tool. Refer to the instructions that come with
the blade.
WARNING: Always discard a blade that is
damaged. Do not try to make a bent or
twisted blade straight and use it again.
To examine the spark plug
CAUTION: Always use the 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.
26
15˚
•
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 28 .
•
Replace the spark plug if it is necessary.
Winter use
When you operate the product in cold and snowy
weather you can experience problems such as:
•
The engine temperature becomes to low.
•
Ice occurs on the air filter or carburetor.
To remove ice from the air filter and carburetor
•
Put a cover on a part of the air intake of the starter
engine to increase the temperature during operation.
•
Use the heat from the muffler to increase the
temperature of the air to the carburetor.
To adjust the product for cold environments
If the temperature is 5°C/41°F or colder, adjustments are
necessary to prevent operation problems.
•
Attach the air duct as shown in the illustration. Make
sure that the arrow points in the direction of the
winter mode symbol.
Technical data
1018 - 004 - 06.02.2020