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Cleaning the air filter
2
3
1
STOP
E
-
Remove the filter cover (E/1) (2 screws).
-
Loosen the screws on the air filter (E/2) and remove from
intake manifold.
IMPORTANT:
Cover the intake opening with a clean cloth to prevent dirt
particles from getting into the carburetor.
-
Clean the air intake opening (E/3) and the inside of the air
filter with a suitable brush.
Replacing the spark plug
STOP
1
G
CAUTION:
Do not touch the spark plug or plug cap if the engine is
running (high voltage). Switch off the engine before start-
ing any maintenance work.
A hot engine can cause burns. Wear protective gloves!
The spark plug must be replaced in case of damage to the
insulator, electrode erosion (burn) or if the electrodes are very
dirty or oily.
-
Remove the filter cover (see "Cleaning the air filter" above,
Fig. E/1).
-
Pull the plug cap (G/1) off the spark plug. Use only the
combination wrench supplied with the saw to remove the
spark plug.
CAUTION: Use only the following spark plugs:
CHAMPION RCJ-6Y or NGK BPMR 7A.
F
-
Pry apart the top and bottom of the air filter as shown in
Figure F.
CAUTION:
To prevent injury to the eyes, do NOT blow out dirt
particles!
Do not use fuel to clean the air filter.
-
Clean the air filter with a soft brush.
-
If the filter is very dirty, clean it in lukewarm water with
dishwashing detergent.
-
Let the air filter dry completely.
-
Put the top and bottom sections back together.
-
Before reinstalling the air filter, check the intake opening
and remove any dirt particles. If there are any, remove them
with a brush.
Clean frequently (several times a day) when working in very
dusty or dirty conditions. Full engine power is possible only with
a clean air filter!
CAUTION: If the air filter becomes damaged, replace im-
mediately! Pieces of cloth or large dirt particles can de-
stroy the engine!
020" (0,5 mm)
.
H
Electrode gap
The electrode gap must be .020" (0.5 mm).
Checking the ignition spark
-
Press the loosened spark plug with the ignition cable firmly
connected against the cylinder using insulated pliers (not
near the spark plug opening).
-
ON/OFF switch in the "I" (ON) position.
-
Pull the starter cable hard.
If the function is correct, an ignition spark must be visible near
the electrodes.
Page 27
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