Starting / Stopping The Engine - Stihl MS 271 Instruction Manual

18 Starting / Stopping the Engine

17.2 At temperatures below -10 °C
In case of erratic idling behavior or poor acceler‐
ation
► Turn the low speed screw (L) 1/4 turn counter‐
clockwise
Whenever the low speed screw (L) has been
adjusted, it is usually also necessary to adjust
the idle speed screw (LA), see "Setting the car‐
buretor".
► if the chain saw is extremely cold (frost forma‐
tion) – after starting, bring the engine up to
operating temperature at increased idle speed
(disengage chain brake!)
17.3 Air filter system
► Retrofit new air filter if necessary – see "Air fil‐
ter system"
18 Starting / Stopping the
Engine
18.1 Positions of the master control
lever
0
Stop 0 – engine off – ignition is switched off
Run F – Engine running or can start
Warm start n – this position is for starting the
warm engine – the master control lever returns to
run when the throttle trigger is squeezed
0458-574-0121-D
STOP
Cold start l – this position is for starting the
cold engine
18.2 Adjusting the master control
lever
To adjust the master control lever from run F to
cold start l, press and hold down the throttle
trigger lockout and throttle trigger simultaneously
– set master control lever.
To set the master control lever to warm start n,
first set it to cold start l, then push the master
control lever into the warm start n position.
Switching to the warm start n position is only
possible from the cold start l position.
Simultaneously pressing the throttle trigger lock‐
out and blipping the throttle trigger causes the
master control lever to jump from the warm
start n position to run F.
To switch off the engine, set the master control
lever to Stop 0.
18.2.1
Position cold start l
– If the engine is cold
– If the engine stalls during opening of throttle
after starting
– If the fuel tank has run empty (engine stalled
out)
18.2.2
Position warm start n
– If engine is warm (once the engine has been
running for approx. one minute)
– When the engine has fired for the first time
– After ventilation of the combustion chamber, if
the engine was flooded
18.3 Manual fuel pump
Press the manual fuel pump several times –
even if the bulb is still full of fuel:
– When starting for the first time
– If the fuel tank has run empty (engine stalled
out)
18.4 Holding the chain saw
There are two ways to hold the chain saw during
starting.
English
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