Dolmar PS-421 Chainsaw User Manual


 
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16
Replacing the fuel lter
The felt lter (16) of the suction head can become clogged.
It is recommended to replace the suction head once every
three months in order to ensure unimpeded fuel ow to the
carburetor.
To remove the suction head for replacement, pull it out through
the tank ller neck using a piece of wire bent at one end to
form a hook.
STOP
Cleaning the air lter compartment / fan com-
partment
Remove cover.
Remove the fan housing.
CAUTION: To prevent eye injury, always wear eye protection
when cleaning the lter with compressed air!
The entire area (15) can now be brushed clean or cleaned with
compressed air.
Cleaning the cylinder ns
A bottle brush can be used to clean the cylinder ns.
17
19 18
Replacing/cleaning the spark arrester screen
The spark arrester screen should be checked and cleaned
regulary.
Loosen the screws (17) and remove the thermal shield (18).
and then the spark arrester screen (19).
Caution: Do not use sharp or pointed objects for screen cleaning.
Damaged or misformed screen wires may result.
Reassembly the spark arrester screen as soon as the thermal
shield and tighten the screws.
STOP
15
15