Original Instruction ManualPrinted on chlorine-free paper
Printing inks contain vegetable oils, paper can be recycled.
© ANDREAS STIHL AG & Co. KG, 2016
0458-250-0121-E. VA0.A16.
0000007280_002_GB
FS 120, FS 120 R, FS 250
English
1
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This instruction manual is protected by copyright. All rights reserved, especially the rights to reproduce, translate and process
with electronic systems.
Contents
Dear Customer,
Thank you for choosing a quality
engineered STIHL product.
It has been built using modern
production techniques and
comprehensive quality assurance.
Every effort has been made to ensure
your satisfaction and troublefree use of
the product.
Please contact your dealer or our sales
company if you have any queries
concerning this product.
Your
Dr. Nikolas Stihl
Guide to Using this Manual 2
Safety Precautions and Working
Techniques 2
Approved Combinations of Cutting
Attachment, Deflector, Handle and
Harness 12
Approved Power Tool Attachments 13
Mounting the Bike Handle 14
Mounting the Loop Handle 15
Adjusting the Throttle Cable 17
Fitting the Carrying Ring 17
Mounting the deflector 18
Mounting the Cutting Attachment 19
Fuel 21
Fueling 23
Fitting the Harness 23
Balancing the Machine 25
Starting / Stopping the Engine 26
Transporting the Unit 28
Operating Instructions 30
Air filter 31
Adjusting the Carburetor 31
Spark Plug 32
Engine Running Behavior 33
Lubricating the Gearbox 34
Replacing the Starter Rope and
Rewind Spring 34
Storing the Machine 36
Sharpening Metal Cutting Blades 36
Maintaining the Mowing Head 37
Inspection and Maintenance by
User 38
Inspections and Maintenance by
Dealer 39
Maintenance and Care 40
Minimize Wear and Avoid Damage 42
Main Parts 43
Specifications 45
Maintenance and Repairs 46
Disposal 46
EC Declaration of Conformity 46