Operators Manual

Table Of Contents
If the spark plug is dirty, clean it and make sure that
the electrode gap is correct, refer to
Technical data
on page 23
.
Replace the spark plug if it is necessary.
Air filter
Remove dust and dirt from the air filter to keep it clean in
order to prevent:
Carburettor malfunctions.
Starting problems.
Loss of engine power.
Unnecessary wear to engine parts.
Too much fuel consumption.
Clean the air filter at an interval of 25 hours, or more
regularly if conditions are unusually dusty.
To clean the air filter
CAUTION: A air filter that is damaged, very
dirty or soaked with fuel must always be
replaced.
If you use an air filter for a long time it cannot be fully
cleaned. Replace the air filter with a new one at regular
intervals.
1. Move the choke lever up, to close the choke valve.
2. Remove the air filter cover and remove the air filter.
3. Clean the air filter with warm soap water.
4. Replace the air filter if it is too dirty to fully clean it.
Always replace a damaged air filter.
5. Also clean the inner surface of the filter cover. Use
air or a brush.
6. Do a check of the rubber sealing surface. Replace
the filter on the rubber seal if it is damaged.
7. Make sure that the filter is dry before you assemble
it.
To check the chain drive sprocket
1. Regularly check the degree of wear on the drive
sprocket. Replace if wear is excessive.
To examine the cutting equipment
1. Make sure that there are no cracks in rivets and links
and that no rivets are loose. Replace if it is
necessary.
2. Make sure that the saw chain is easy to bend.
Replace the saw chain if it is rigid.
3. Compare the saw chain with a new saw chain to
examine if the rivets and links are worn.
712 - 003 - 18.02.2019
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