Starting / Stopping The Engine - Stihl SR 420 Instruction Manual

Starting / Stopping the
Engine
Starting the Engine
Observe safety precautions.
N
1
2
Slide the stop switch (1) to #
N
Move setting lever (2) to center
N
position – starting throttle.
The setting lever enables you to select
and hold any throttle position between
(lower stop) idle and full throttle (upper
stop).
Set the lever to the idle position before
switching off the engine.
SR 420
Before Starting
Close the stop cock (3) (set to
N
upright position).
If the engine is cold
Turn the choke knob to g.
N
If the engine is warm
Turn the choke knob to e.
N
Also use this setting if the engine
N
has been running but is still cold.
English
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