Stihl FS 300

FS 300, FS 350, FS 400, FS 450, FS 480
English
22
N Hold the starter grip with your right
hand.
N Pull the starter grip slowly until you
feel it engage and then give it a brisk
strong pull.
N Do not let the starter grip snap back.
Guide it slowly back into the housing
so that the starter rope can rewind
properly.
N Continue cranking.
When the engine begins to fire:
N Turn the choke knob to e.
N Press in button to open the
decompression valve.
N Continue cranking until the engine
runs.
As soon as the engine runs
N Blip the throttle trigger
immediately. The slide control
moves to the normal run position F
– and the engine settles down to idle
speed.
Your machine is now ready for
operation.
Shut off the engine
N Push the slide control in the
direction of the arrow on the stop
symbol (h) to STOP-0.
At very low outside temperatures:
As soon as the engine runs:
N Blip the throttle trigger to disengage
the starting throttle position. The
slide control moves to the normal
run position (F) – and the engine
settles down to idle speed.
N Open the throttle slightly.
N Warm up the engine for a short
period.
FS 400, 450: Change over to winter
mode if necessary – see section on
"Winter Operation".
If the engine does not start
Choke knob
If you did not turn the choke knob to e
quickly enough after the engine began to
fire, the combustion chamber is flooded.
N Turn the choke knob to e.
N Select the starting throttle
position.
N Start the engine by pulling the
starter rope briskly – 10 to 20 pulls
may be necessary.
If the engine still does not start
N Move the slide control to STOP-0.
N Remove the spark plug – see
"Spark Plug".
N Dry the spark plug.
N Open the throttle wide and hold it
that position.
N Crank the engine several times with
the starter to clear the combustion
chamber.
N Refit the spark plug – see "Spark
Plug".
N Move the slide control to START.
N Set the choke knob to e – even if
the engine is cold.
N Start the engine.
Throttle cable adjustment
N Check adjustment of throttle cable –
see chapter on "Adjusting the
Throttle Cable".
Fuel tank run until completely dry
N After refueling, press the fuel pump
bulb at least five times – even if the
bulb is filled with fuel.
N Set the choke knob according to
engine temperature.
N Start the engine.
Do not pull out the starter rope all
the way – it might otherwise
break.
002BA072 KN
Make sure the carburetor is
correctly adjusted. The cutting
attachment must not rotate when
the engine is idling.