Storing The Machine - Stihl MS 260 Instruction Manual

29 Storing the Machine

► Fit a new spark plug after about 100 operating
hours – or sooner if the electrodes are badly
eroded. Install only suppressed spark plugs of
the type approved by STIHL – see "Specifica‐
tions".
28.1 Removing the Spark Plug
► Move the Master Control lever to the stop
position (0).
► Turn the twist lock (1) above the rear handle
90° counterclockwise.
► Lift off the carburetor box cover (2) vertically.
► Pull off the spark plug boot (3).
► Unscrew the spark plug.
28.2 Checking the Spark Plug
► Clean dirty spark plug.
► Check electrode gap (A) and readjust if neces‐
sary – see "Specifications".
► Rectify the problems which have caused foul‐
ing of the spark plug.
0458-172-0121-A
2
1
3
A
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 inju‐
ries or damage to property.
► Use resistor type spark plugs with a properly
tightened adapter nut.
28.3 Installing the Spark Plug
► Screw home the spark plug, fit the boot and
press it down firmly.
► Fit the carburetor box cover.
29 Storing the Machine
For periods of about 30 days or longer
► Drain and clean the fuel tank in a well-ventila‐
ted area.
► Dispose of fuel properly in accordance with
local environmental requirements.
► If a manual fuel pump is fitted: Press the man‐
ual fuel pump at least 5 times.
► Start the engine and run it at idling speed until
it stops.
► Remove saw chain and guide bar; clean and
spray with protective oil
► Thoroughly clean the machine - pay special
attention to the cylinder fins and air filter
► When using biological chain oil (e.g. STIHL
BioPlus), fill the lubricant oil tank
► Store the machine in a dry and secure location
Keep out of the reach of children and other
unauthorized persons
English
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