Contents
Guide to Using this Manual
Safety Precautions
Reactive Forces
Working Techniques
Cutting Attachment
Mounting the Bar and Chain
Tensioning the Chain
Checking Chain Tension
Fuel
Fueling
Chain Lubricant
Filling Chain Oil Tank
Checking Chain Lubrication
Chain Brake
Winter Operation
Starting / Stopping the Engine
Operating Instructions
Taking Care of the Guide Bar
Air Filter System
Cleaning the Air Filter
Engine Management
Adjusting the Carburetor
Spark Plug
Engine Running Behavior
Storing the Machine
Checking and Replacing the Chain
Sprocket
Maintaining and Sharpening the
Saw Chain
Maintenance and Care
Main Parts
Specifications
MS 250
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Ordering Spare Parts
3
Maintenance and Repairs
8
Disposal
9
Important Safety Instructions
18
Key to Symbols
18
STIHL Limited Emission Control
Warranty Statement
19
CSA Standard
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20
21
23
23
24
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25
26
30
31
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32
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33
34
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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.
Dear Customer,
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Thank you for choosing a quality
engineered STIHL product.
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It has been built using modern
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production techniques and
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comprehensive quality assurance.
Every effort has been made to ensure
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your satisfaction and trouble-free use of
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the product.
Please contact your dealer or our sales
company if you have any queries
concerning this product.
Your
Dr. Nikolas Stihl
English
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