Instruction Manual
KM 111 R, KM 131, KM 131 R
English
17
Checking the Spark Plug
N Clean dirty spark plug.
N Check electrode gap (A) and
readjust if necessary – see
"Specifications".
N Rectify the problems which have
caused fouling of the spark plug.
Possible causes are:
– Too much oil in fuel mix.
– Dirty air filter.
– Unfavorable running conditions.
WARNING
Arcing may occur if the adapter nut (1) is
loose or missing. Working in an easily
combustible or explosive atmosphere
may cause a fire or an explosion. This
can result result in serious injuries or
damage to property.
N Use resistor type spark plugs with a
properly tightened adapter nut.
Installing the Spark Plug
N Screw the spark plug (3) into the
cylinder.
N Tighten down the spark plug (3) with
the combination wrench.
N Press the boot (2) firmly onto the
spark plug.
N Fit the cover (1) and screw it down
firmly.
For periods of about 3 months or longer
N Drain and clean the fuel tank in a
well ventilated area.
N Dispose of fuel properly in
accordance with local
environmental requirements.
N Run the engine until the carburetor
is dry – this helps prevent the
carburetor diaphragms sticking
together.
N Thoroughly clean the machine.
N Remove, clean and check the
attachment. Coat metal parts with
corrosion inhibiting oil.
N Store the machine in a dry and
secure location Keep out of the
reach of children and other
unauthorized persons.
000BA039 KN
A
1
000BA045 KN
Storing the Machine