28
English / USA
MS 191 T
Chain brake maintenance
The chain brake is subject to normal
wear and tear. It must therefore be
checked and serviced regularly by
trained personnel (e.g. STIHL dealer) at
the following intervals:
The four positions of the
Master Control lever
$
= Engine off
–
ignition is switched off.
#
=
Normal run position
–
engine runs or can fire.
To move the Master Control lever from
#
to
n
or
l
, press down the throttle
trigger interlock and squeeze throttle
trigger at the same time.
n
=Warm start
– 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.
l
=Cold start
– this position is used to
start a cold engine.
Observe safety precautions – see
chapter "Safety Precautions".
:
Push hand guard
(1)
forward:
The chain is now locked.
:
Press down trigger interlock
(2)
and
squeeze throttle trigger
(3)
at the
same time – hold them in that
position.
:
Set Master Control lever
(4)
to
n
and also hold in that position.
:
Now release the throttle trigger,
Master Control lever and throttle
interlock in that order. This is the
starting throttle position.
Full-time professional
usage:
every 3
months
Semi-professional
usage:
every 6
months
Information
Before You Start
STOP
0
001BA140 KN
Starting / Stopping
the Engine
1
2
3
4
170BA012 KN
Summary of Contents for MS 191 T
Page 53: ...52 English USA MS 191 T...
Page 105: ...104 espa ol EE UU MS 191 T...
