English

Contents

Printed on chlorine-free paperOriginal Instruction Manual Printing inks contain vegetable oils, paper can be recycled.

Guide to Using this Manual

2

Safety Precautions

3

Reactive Forces

15

Working Techniques

20

Cutting Attachment

26

Mounting the Bar and Chain

27

Tensioning the Chain

28

Checking Chain Tension

28

Fuel

28

Fueling

29

Chain Lubricant

30

Filling Chain Oil Tank

30

Checking Chain Lubrication

31

Chain Brake

31

Winter Operation

32

Electric Handle Heating

33

Starting / Stopping the Engine

33

Operating Instructions

37

Oil Quantity Control

38

Taking Care of the Guide Bar

38

Air Filter System

39

Remove air filter

40

Cleaning the Air Filter

40

Engine Management

40

Adjusting the Carburetor

41

Maintaining and Sharpening the

Saw Chain

Maintenance and Care

Main Parts

Specifications

Special Accessories

Ordering Spare Parts

Maintenance and Repairs

Disposal

STIHL Incorporated Federal

Emission Control Warranty

Statement

Trademarks

Allow only persons who fully understand

45 this manual to operate your chain saw.

49 To receive maximum performance and

51satisfaction from your STIHL chain saw,

53it is important that you read, understand and follow the safety precautions and

54the operating and maintenance

54

instructions in chapter "Safety

55

Precautions and Working Techniques"

55

before using your chain saw. For further

information you can go to

 

 

www.stihlusa.com.

55

Contact your STIHL dealer or the STIHL

57

distributor for your area if you do not

understand any of the instructions in this

 

manual.

WARNING

Because a chain saw is a high-speed wood-cutting tool, some special safety precautions must be observed as with any other power saw to reduce the risk of personal injury. Careless or improper use may cause serious or even fatal injury.

© ANDREAS STIHL AG & Co. KG, 2013 0458-178-8621-B. VA8.M13. 0000001844_009_GB

Spark Arresting Screen in Muffler

42

Spark Plug

43

Rewind Starter

44

Storing the Machine

44

Checking and Replacing the Chain

 

Sprocket

44

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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.

MS 660

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STIHL MS 660 MAGNUM manual Contents