Instruction Manual

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Table Of Contents

STIHL MS 261 C-M
1 Guide to Using this Manual
- 1.1 Pictograms
- 1.2 Symbols in text
- 1.3 Engineering improvements
2 Safety Precautions
- 2.1 General
- 2.2 Intended use
- 2.3 Clothing and Equipment
- 2.4 Transporting
- 2.5 Cleaning
- 2.6 Accessories
- 2.7 Refuelling
- 2.8 Before Starting Work
- 2.9 Starting the chain saw
- 2.10 During operation
- 2.11 After finishing work
- 2.12 Storage
- 2.13 Vibrations
- 2.14 Maintenance and repairs
3 Reactive Forces
- 3.1 Dangers of kickback
- 3.2 Kickback occurs if, e. g.,
- 3.3 Quickstop chain brake:
- 3.4 To reduce the risk of kickback
- 3.5 Pull-in (A)
- 3.6 Pushback (B)
- 3.7 Exercise extreme caution
4 Working Techniques
- 4.1 Sawing
- 4.2 Preparing for felling
- 4.3 Felling notch
- 4.4 Sapwood cuts
- 4.5 Basic information on felling cut
- 4.6 Selecting the appropriate felling cut
- 4.7 Felling cut with stabilizing strap (normal tree)
- 4.8 Felling Cut with Holding Strap (Leaner)
5 Cutting Attachment
- 5.1 Chain Scabbard
- 5.2 Fitting Chain Scabbard Extension
6 Mounting the Bar and Chain (side chain tensioner)
- 6.1 Removing the chain sprocket cover
- 6.2 Disengaging the chain brake
- 6.3 Fitting the chain
7 Mounting the Bar and Chain (quick chain tensioner)
- 7.1 Removing the chain sprocket cover
- 7.2 Fitting the tensioning gear
- 7.3 Disengage the chain brake.
- 7.4 Fitting the saw chain
8 Tensioning the Saw Chain (side chain tensioner)
9 Tensioning the Saw Chain (quick chain tensioner)
10 Checking Chain Tension
11 Fuel
- 11.1 STIHL MotoMix
- 11.2 Mixing Fuel
- 11.3 Storing Fuel
12 Fueling
- 12.1 Preparing the machine
- 12.2 Opening
- 12.3 Filling Up with Fuel
- 12.4 Closing
- 12.5 If the tank cap cannot be locked in the fuel tank opening
13 Chain Lubricant
14 Filling Chain Oil Tank
- 14.1 Preparations
- 14.2 Fill up with chain oil.
15 Checking Chain Lubrication
16 Chain Brake
- 16.1 Saw chain, lock
- 16.2 Disengage the chain brake.
- 16.3 Checking Operation of the Chain Brake
- 16.4 Chain Brake Maintenance
17 Winter Operation
- 17.1 Preheating the carburetor
- 17.2 At temperatures below -10°C
18 Electric Handle Heating
- 18.1 Switching on handle heating (depending on model)
19 Starting / Stopping the Engine
- 19.1 Positions of the Master Control lever
- 19.2 Adjust Master Control lever
- 19.3 Holding the Chain Saw
- 19.4 Actuating
- 19.5 Starting the Chainsaw
- 19.6 As Soon As the Engine Runs
- 19.7 At Very Low Outside Temperatures
- 19.8 Shut off the engine
- 19.9 If Engine Does Not Start
20 Operating Instructions
- 20.1 During the break-in period
- 20.2 During work
- 20.3 After finishing work
21 Oil Quantity Control
22 Taking Care of the Guide Bar
23 Shroud
- 23.1 Removing the Shroud
- 23.2 Installing the Shroud
24 Air Filter System
25 Cleaning the Air Filter
- 25.1 If There is a Noticeable Loss of Engine Power
26 M-Tronic
- 26.1 Speeding Up Automatic Adaptation of the Chain Saw
- 26.2 Calibrating the Chain Saw
27 Spark Arresting Screen in Muffler
28 Spark Plug
- 28.1 Removing the Spark Plug
- 28.2 Checking the Spark Plug
- 28.3 Installing the spark plug
29 Storing the Machine
30 Checking and Replacing the Chain Sprocket
- 30.1 Fit new chain sprocket
- 30.2 Install spur chain sprocket / rim sprocket
31 Maintaining and Sharpening the Saw Chain
- 31.1 Sawing effortlessly with a properly sharpened saw chain
- 31.2 Chain pitch
- 31.3 Sharpening and side plate angles
- 31.4 File holder
- 31.5 To check the angles
- 31.6 Proper sharpening
- 31.7 Depth gauge setting
- 31.8 Lowering the depth gauges
32 Maintenance and Care
33 Main Parts
34 Specifications
- 34.1 Engine
- 34.2 Ignition system
- 34.3 Fuel system
- 34.4 Chain lubrication
- 34.5 Weight
- 34.6 Cutting attachment
- 34.7 Noise and Vibration Data
- 34.8 REACH
- 34.9 Exhaust Emissions
35 Ordering Spare Parts
36 Maintenance and Repairs
37 Disposal
38 EC Declaration of Conformity

38 EC Declaration of Conformity English

0458-153-8321-C 43