Operation Manual

18
English / USA
BR 420
As soon as engine runs:
: Move the setting lever (2) to the
lower stop so that the engine settles
down to idle speed.
To shut down the engine:
: Slide the stop switch (1) to $
At very low outside temperatures:
Allow engine to warm up
As soon as engine runs:
: Move the setting lever to the lower
stop – the engine settles down to
idle speed.
: Open throttle slightly – warm up
engine for a short period.
If the engine does not start:
If you did not turn the choke knob to e
quickly enough after the engine began to
fire, the combustion chamber is flooded.
: Pull off the spark plug boot.
: Unscrew and dry off the spark plug.
: Set the stop switch to 0
: Open the throttle fully.
: Pull the starter rope several times to
clear the combustion chamber.
: Fit the spark plug and reconnect the
spark plug boot.
: Move the stop switch to #
: Turn the choke knob to e
even if the engine is cold.
: Now start the engine.
Fuel tank run until dry and then
refueled
: Pull the starter rope several times to
prime the fuel line.
373BA014 KN
2
1
373BA015 KN
373BA016 KN