Starting / Stopping The Engine - Stihl MS 231 Instruction Manual

English
Heated air is now drawn in from around
the cylinder and circulates around the
carburetor – this helps prevent
carburetor icing.
At temperatures above +20 °C
Ensure that the shutter is always
N
returned to position s (summer
operation), otherwise the engine
may malfunction due to overheating
At temperatures below -10 °C
if the chain saw is extremely cold
N
(frost formation) – after starting,
bring the engine up to operating
temperature at increased idle speed
(disengage chain brake!)
In case of erratic idling behavior or poor
acceleration
Turn the low speed screw (L)
N
1/4 turn counterclockwise
Whenever the low speed screw (L) has
been adjusted, it is usually also
necessary to adjust the idle speed
adjusting screw (LA), see "Setting the
carburetor".
Air filter system
Retrofit new air filter if necessary –
N
see "Air filter system"
28
Starting / Stopping the
Engine
Versions with Easy2Start
WARNING
This machine is extremely simple and
easy to start, even for children.
To reduce the risk of serious or fatal
injury:
do not allow children or other
–
unauthorized persons to attempt to
start or otherwise use the machine
never allow children or
–
unauthorized persons access to the
machine
never leave the machine
–
unattended while working or during
work breaks
after work, store in a safe, secure
–
location out of the reach of children
and other unauthorized persons
Positions of Master Control lever
STOP
0
Stop 0 – engine off – the ignition is
switched off
Normal run position (F) – engine runs or
can fire.
Starting throttle (n) – this position is
used to start a warm engine. The Master
Control lever moves to the normal run
position as soon as the throttle trigger is
squeezed.
Choke shutter closed (l) – this position
is used to start a cold engine.
Setting the Master Control Lever
To move the Master Control lever from
the normal run position (F) to choke
closed (l), press down the throttle
trigger lockout and squeeze the throttle
MS 231, MS 231 C, MS 251, MS 251 C