Makita PM7650H Instruction Manual

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Contents

Makita PM7650H Instruction Manual Manual pdf 24 page image

24Cleaning of air cleaner2.WARNING: INFLAMMABLES STRICTLY PROHIBITEDInterval of Cleaning and Inspection: Daily (every 10 operating hours)Loosen the knob bolt (1).(1)Remove the air cleaner cover (2).(2)Take out the element (3) and remove any dirt with the brush.(3)Note: The element is a dry type and should not get wet. Never wash with water.Replace the element with a new one if it is damaged or very dirty.(4)Wipe off any oil that has come into contact with the breather with a rag or cloth.(5)Install the element in the cleaner case (4).(6)Attach the air cleaner cover and tighten the knob bolt.(7)DANGER:Clean the element several times a day, if excessive dust adheres to it.•If operation continues with the element remaining not cleared of oil, oil in the air cleaner may fall outside, resulting in oil contamination.•Checking the spark plug3.CAUTION:When removing the spark plug, clean the spark plug and cylinder head first, so that no dirt, sand, etc will enter the cylinder.•You must remove the spark plug after the engine has cooled down in order to avoid damaging the threaded hole in the cylinder.•The spark plug must be installed properly into the threaded hole. If installed at• an angle, the threaded hole in the cylinder will get damaged.Opening/closing the plug cover(1)To open the plug cover, pull up on the seam of the plug cover projection andslide in the direction of the “OPEN” indication as shown in the figure at right.When closing the cover, slide the cover in the “CLOSE” direction till the clickunder the plug cover projection rides over the engine cover. Finally, push in theprojection.(1)(2)(3)(4)Removing the spark plug(2)Use an attached box wrench to remove or install the spark plug.Checking the spark plug(3)The clearance between two electrodes of spark plug (see the figure) is 0.7 to0.8 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 orcontaminated.Replacing the spark plug(4)For replacement, use NGK-CMR6A.0.7 - 0.8 mm