Makita EB7650TH Betriebsanleitung Seite 18

2. Cleaning of air cleaner
WARNING: INFLAMMABLES STRICTLY PROHIBITED
Interval of Cleaning and Inspection: Daily (every 10 operating hours)
(1) Loosen the bolts (1).
(2) Remove the air cleaner cover (2).
(3) Remove the element (3) and clean off any dirt from the element
with the brush.
Note:
The element is a dry type and should not get wet. Never wash
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with water.
(4) Replace the element with a new one if it is damaged or very
dirty.
(5) Wipe off any oil that has come in to contact with the breather (4)
with a rag or cloth.
(6) Install the element in the air cleaner case.
(7) Attach the air cleaner cover and tighten the knob bolt.
NOTICE:
Clean the element several times a day, if excessive dust adheres to it.
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If operation continues with the element remaining not cleared of oil, oil in
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the air cleaner may fall outside, resulting in oil contamination.
3. Checking the spark plug
CAUTION:
Do not touch the spark plug while the engine is running. Otherwise
●
electrical shock may result.
Set the stop control lever/stop switch to OFF "O" position.
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Check the spark plug cord regularly. If it is damaged or torn, replace it.
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Otherwise electrical shock may result.
When removing the spark plug, clean the spark plug and cylinder head
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first, so that no dirt, sand, etc will enter the cylinder.
Remove the spark plug after the engine has cooled down in order to
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avoid damaging the threaded hole in the cylinder.
Install the spark plug properly into the threaded hole. If installed at an
●
angle, the threaded hole in the cylinder will get damaged.
(1) Opening/closing the plug cover
To open (A) the plug cover (1), lift it and make a half turn of it. To
close (B) the plug cover, make a half turn of it, and press around
the dented part.
(2) Removing the spark plug
Use an attached box wrench to remove or install the spark
plug.
(3) Checking the spark plug
The clearance between two electrodes of spark plug is 0.7 to
0.8 mm. Adjust to the correct clearance when it is too wide or
too narrow.
Clean thoroughly or replace the spark plug if it has accumulated
carbon or contaminated.
(4) Replacing the spark plug
For replacement, use NGK-CMR6A.
(2)
(1)
(A)
18
(4)
(1)
(B)
0.7 - 0.8 mm
(3)
(1)