22
1
0,5 mm
Replacing the spark plug
CAUTION:
Do not touch the spark plug or plug cap if the engine is
running (high voltage).
Switch off the engine before starting 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 cover (see „Cleaning the air Þ lter“).
Pull the plug cap (1) off the spark plug. Use only the combination
wrench supplied with the saw to remove the spark plug.
Electrode gap
The electrode gap must be 0.5 mm.
A
Checking the ignition spark
Press the loosened spark plug (2) with the ignition cable Þ rmly
connected against the cylinder using insulated pliers (not near
the spark plug opening).
Press the combination switch (3) in the „I“ position.
Pull the starter cable hard.
If the function is correct, an ignition spark must be visible near
the electrodes.
CAUTION: Use only the following spark plugs:
• NGK BPMR 7A
2
3
B
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