Instruction Manual
Table Of Contents
- STIHL MS 171, 181, 211
- 1 Guide to Using this Manual
- 2 Safety Precautions
- 3 Reactive Forces
- 4 Working Techniques
- 5 Cutting Attachment
- 6 Mounting the Bar and Chain (side chain tensioner)
- 7 Mounting the Bar and Chain (quick chain tensioner)
- 8 Tensioning the Saw Chain (side chain tensioner)
- 9 Tensioning the Saw Chain (quick chain tensioner)
- 10 Checking Chain Tension
- 11 Fuel
- 12 Fueling
- 13 Chain Lubricant
- 14 Filling Chain Oil Tank
- 15 Checking Chain Lubrication
- 16 Chain Brake
- 17 Winter Operation
- 18 Starting / Stopping the Engine
- 18.1 Positions of the master control lever
- 18.2 Adjusting the master control lever
- 18.3 Fuel pump
- 18.4 Holding the chain saw
- 18.5 Starting
- 18.6 Starting the chain saw
- 18.7 When the engine has turned over for the first time
- 18.8 Once the engine is running
- 18.9 At very low temperatures
- 18.10 Switch off the engine
- 18.11 If the engine does not start
- 19 Operating Instructions
- 20 Taking Care of the Guide Bar
- 21 Shroud
- 22 Air Filter System
- 23 Cleaning the Air Filter
- 24 Adjusting the Carburetor
- 25 Spark Arresting Screen in Muffler
- 26 Spark Plug
- 27 Engine Running Behavior
- 28 Storing the Machine
- 29 Checking and Replacing the Chain Sprocket
- 30 Maintaining and Sharpening the Saw Chain
- 31 Maintenance and Care
- 32 Main Parts
- 33 Specifications
- 34 Ordering Spare Parts
- 35 Maintenance and Repairs
- 36 Disposal
- 37 EC Declaration of Conformity
533BA008 KN
22.1 Fleece mat (MS 171)
Top illustration.
22.2 One-piece fleece filter with
sealing lip (MS 181, MS 211)
Bottom illustration, special accessory on MS 171.
22.3 One-piece fabric filter (special
accessory)
For damp and extremely cold operating condi‐
tions.
23 Cleaning the Air Filter
23.1 If there is a noticeable loss of
engine power
► Remove the shroud – see "Shroud".
► Always replace damaged filters.
► Clean away loose dirt from around the filter.
533BA009 KN
► Push the two locking tabs upwards, tilt the air
filter towards the rear handle and remove.
NOTICE
To avoid damaging the filter, do not use tools for
removing and installing the air filter.
► Blow out the filter with compressed air from
the clean air side.
If the filter fabric is caked with dirt or no com‐
pressed air is available:
► Wash the filter in a clean, non-flammable solu‐
tion (e.g. warm soapy water) and then dry.
► Reinstall the air filter.
► Install the shroud – see "Shroud".
24 Adjusting the Carburetor
24.1 General Information
The carburetor comes from the factory with a
standard setting.
This setting provides an optimum fuel-air mixture
under most operating conditions.
24.2 Preparations
► Shut off the engine.
► Check the air filter and clean or replace if nec‐
essary.
► Check the spark arresting screen (not in all
models, country-specific) in the muffler and
clean or replace if necessary.
English 23 Cleaning the Air Filter
32 0458-533-8321-E