Stihl MS 180 C-BE Product Instruction Manual - Page 42

English Checking the Spark Plug Starter rope A N Clean dirty spark plug. N Check electrode gap (A) and readjust if necessary - see "Specifications". N Use only resistor type spark plugs of the approved range. Rectify problems which have caused fouling of spark plug: - Too much oil in fuel mix. - Dirty air filter. - Unfavorable running conditions, e.g. operating at part load. 000BA039 KN 000BA071 KN 1 2 Warning! To reduce the risk of fire and burn injury, use only spark plugs authorized by STIHL. Always press spark plug boot (1) snugly onto spark plug terminal (2) of the proper size. (Note: If terminal has detachable SAE adapter nut, it must be attached.) A loose connection between spark plug boot and ignition wire connector in the boot may create arcing that could ignite combustible fumes and cause a fire. Installing the spark plug N Install the spark plug and connect the spark plug boot (press it down firmly) - reassembly all other parts in the reverse sequence. To help prolong service life, observe the following points: N Pull the starter rope only in the direction specified N Do not pull the rope over the edge of the guide bush N Do not pull out the rope more than specified since it might break N Do not let the starter grip snap back, guide it slowly into the housing See "Starting / stopping the engine"! Replace a damaged starter rope in good time or have it replaced by your dealer. Replacing the starter rope and rewind spring N Remove the shroud - see "Shroud" N Unscrew oil filler cap - drain oil tank N Unscrew fuel tank filler cap - drain fuel tank Chain oil and fuel mixture must be stored in canisters approved for this purpose. N Undo the screws on the fan housing and hand guard respectively N Remove the fan housing N Tension or, if necessary, replace the starter rope or rewind spring 40 MS 170, MS 170 C, MS 180, MS 180 C