TS 410, TS 420
English
2
Pictograms
Pictograms that appear on the machine 
are explained in this Instruction Manual.
Depending on the machine and 
equipment version, the following 
pictograms may appear on the machine.
Symbols in text
WARNING
Warning where there is a risk of an 
accident or personal injury or serious 
damage to property.
NOTICE
Caution where there is a risk of 
damaging the machine or its individual 
components.
Engineering improvements
STIHL's philosophy is to continually 
improve all of its products. For this 
reason we may modify the design, 
engineering and appearance of our 
products periodically.
Therefore, some changes, modifications 
and improvements may not be covered 
in this manual.
Comply with national safety regulations, 
e.g. issued by employers' liability 
insurance associations, social security 
institutions, occupational safety and 
health authorities or other organizations.
For employers within the European 
Union, Directive 2009/104/EC is binding 
– Minimum safety and health 
requirements for the use of work 
equipment by workers at work.
Anyone using the power tool for the first 
time: Let the retailer or another expert 
explain to you how to handle it safely – 
or attend a training course.
Minors are not allowed to use the power 
tool, except adolescents above 16years 
of age receiving instruction under 
supervision.
Keep children, animals and bystanders 
at a safe distance.
Guide to Using this Manual
Fuel tank; fuel mixture of 
gasoline and engine oil
Actuate decompression 
valve
Actuate manual fuel 
pump
Water connection, shut-
off cock
Tensioning nut for belt
Pull starter grip
Safety Precautions and 
Working Techniques
Special safety precau
-
tions must be taken when 
working with the cut-off 
machine, due to the very 
high rotational speed of 
the abrasive wheel.
It is important you read 
and understand the 
Instruction Manual before 
first use and keep the 
manual in a safe place for 
future reference. Non-
observance of the safety 
instructions may result in 
serious or even fatal 
injury.