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Stihl MS 211 User Manual

Stihl MS 211
102 pages
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1MS 171, MS 181, MS 211
q
© ANDREAS STIHL AG & Co. KG, 2007
RA_533_00_01_01
1. Introduction 3
2. Safety Precautions 4
3. Specifications 5
3.1 Engine 5
3.2 Fuel System 5
3.3 Ignition System 5
3.4 Chain Lubrication 5
3.5 Tightening Torques 6
4. Troubleshooting 8
4.1 Clutch 8
4.2 Chain Drive,
Chain Brake,
Chain Tensioner 9
4.3 Chain Lubrication 10
4.4 Rewind Starter 11
4.5 Ignition System 12
4.6 Carburetor 14
4.7 Engine 17
5. Cutting Attachment 18
5.1 Chain Catcher 18
6. Clutch 19
6.1 Clutch Drum 21
7. Chain Brake 22
7.1 Checking Operation 22
7.2 Removing and
Installing
the Brake Band 22
7.3 Brake Lever 24
7.4 Flat Spring 26
7.5 Pins 26
7.6 Chain Tensioner 27
7.7 Bar Mounting Studs 27
8. Engine 28
8.1 Muffler / Spark
Arresting Screen 28
8.2 Leakage Test 29
8.2.1 Preparations 29
8.2.2 Vacuum Test 30
8.2.3 Pressure Test 30
8.3 Oil Seals 31
8.4 Removing and Installing
the Shroud 32
8.5 Removing and Installing
the Engine 33
8.6 Crankshaft 34
8.7 Ball Bearings/
Crankshaft 36
8.8 Piston 37
8.8.1 Piston Rings 39
9. Ignition System 40
9.1 Ignition Module 40
9.1.1 Removing and
Installing 40
9.2 Ignition Timing 42
9.3 Testing the Ignition
Module 42
9.4 Spark Plug Boot 43
9.5 Flywheel 44
9.6 Short Circuit Wire 45
9.6.1 Testing 45
9.6.2 Removing and
Installing 45
9.6.3 Ground Wire 47
9.6.4 Contact Spring 47
9.7 Ignition System
Troubleshooting 49
10. Rewind Starter 52
10.1 General 52
10.2 Removing and
Installing 52
10.3 Pawl 53
10.4 ErgoStart 53
10.5 Rope Rotor 55
10.6 Starter Rope / Grip 55
10.7 Tensioning
the Rewind Spring 57
10.8 Replacing
the Rewind Spring 58
11. Servicing
the AV System 60
11.1 AV Spring on Oil Tank 60
11.2 AV Spring on
Fuel Tank 60
11.3 AV Spring on
Cylinder 61
11.4 Handle Frame 62
12. Master Control Lever 64
12.1 Switch Shaft 64
12.1.1 Removing and
Installing 64
12.2 Throttle Trigger /
Interlock Lever 66
13. Chain Lubrication 68
13.1 Pickup Body 68
13.2 Oil Suction Hose 68
13.3 Removing and Installing
the Oil Pump 69
13.4 Valve 70
13.5 Oil Tank Cap 71
Contents
All manuals and user guides at all-guides.com

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Stihl MS 211 Specifications

General IconGeneral
BrandStihl
ModelMS 211
CategoryChainsaw
LanguageEnglish

Summary

Introduction

Safety Precautions

Specifications

Engine Specifications

Details engine specifications like displacement, bore, stroke, and power.

Fuel System Specifications

Covers fuel system specifications like leakage tests and fuel type.

Ignition System Specifications

Details ignition system specifications such as air gap and spark plug.

Chain Lubrication Specifications

Specifies chain lubrication system details, including oil delivery rate.

Tightening Torques

Lists fasteners, thread sizes, and required torque values for assembly.

Troubleshooting

Clutch Troubleshooting

Identifies common clutch issues and their remedies.

Chain Drive, Brake, and Tensioner Troubleshooting

Addresses issues related to chain drive, brake, and tensioner.

Chain Lubrication Troubleshooting

Details troubleshooting steps for chain lubrication problems.

Rewind Starter Troubleshooting

Covers common problems with the rewind starter and their solutions.

Ignition System Troubleshooting

Troubleshooting guide for ignition system faults and symptoms.

Carburetor Troubleshooting

Troubleshooting common carburetor issues and operational problems.

Engine Troubleshooting

Troubleshooting guide for various engine operational problems and overheating.

Cutting Attachment

Chain Catcher Installation

Instructions for fitting and replacing the chain catcher.

Clutch

Clutch Drum Service

Procedures for removing, inspecting, and installing the clutch drum.

Chain Brake

Checking Chain Brake Operation

How to check the efficiency and proper function of the chain brake.

Brake Band Removal and Installation

Step-by-step guide for removing and installing the brake band.

Brake Lever Service

Detailed instructions for removing and installing the brake lever assembly.

Flat Spring Service

Procedure for removing, inspecting, and installing the flat spring.

Pin Service

Steps for removing and installing anchor pins and checking dimensions.

Chain Tensioner Service

Instructions for removing, inspecting, and installing the chain tensioner.

Bar Mounting Studs Service

Guide for removing and installing bar mounting studs.

Engine Service

Muffler and Spark Arresting Screen Service

Steps for removing, cleaning, and installing the muffler and spark arresting screen.

Engine Leakage Testing

Procedure for testing engine for leaks using specialized equipment.

Oil Seal Replacement

Detailed instructions for replacing oil seals on the ignition and clutch sides.

Shroud Removal and Installation

Steps for removing and installing the engine shroud.

Engine Removal and Installation

Comprehensive guide for removing and reinstalling the entire engine.

Crankshaft Service

Procedures for removing and installing the crankshaft and related components.

Ball Bearing and Crankshaft Inspection

Instructions for inspecting and replacing crankshaft ball bearings.

Piston and Piston Ring Service

Steps for removing and installing the piston and inspecting piston rings.

Ignition System

Ignition Module Service

Information about the ignition module and its function.

Ignition Timing and Testing

How to test the ignition module and notes on fixed timing.

Spark Plug Boot Service

Instructions for removing, inspecting, and installing the spark plug boot.

Flywheel Service

Steps for inspecting, removing, and installing the flywheel.

Short Circuit Wire and Ground Wire Service

Testing and replacement procedures for short circuit and ground wires.

Ignition System Troubleshooting

Flowchart for diagnosing ignition system problems.

Rewind Starter

Rewind Starter General Information

Explains common issues with stiff starter ropes and causes.

Rewind Starter Removal and Installation

Detailed steps for removing and installing the rewind starter components.

Pawl Service

Procedures for removing, inspecting, and installing the pawl.

ErgoStart Specifics

Specific instructions for relieving spring tension on ErgoStart models.

Rope Rotor Service

Steps for removing and installing the rope rotor and relieving spring tension.

Starter Rope and Grip Service

Instructions for removing and installing the starter rope and grip.

Rewind Spring Tensioning

Guide on how to properly tension the rewind spring.

Rewind Spring Replacement

Detailed steps for replacing the rewind spring within its housing.

AV System Servicing

AV Spring on Oil Tank Service

Instructions for removing and installing AV springs located near the oil tank.

AV Spring on Fuel Tank Service

Procedures for servicing AV springs attached to the fuel tank.

AV Spring on Cylinder Service

Steps for removing and installing AV springs situated between the handle frame and cylinder.

Handle Frame Service

Instructions for removing and installing the handle frame, including transferring components.

Master Control Lever

Switch Shaft Service

Explanation of switch shaft positions and their functions.

Throttle Trigger and Interlock Lever Service

Instructions for removing and installing the throttle trigger and interlock lever.

Chain Lubrication

Pickup Body Service

Steps for checking, cleaning, and replacing the pickup body filter.

Oil Suction Hose Service

Procedures for removing and installing the oil suction hose.

Oil Pump Removal and Installation

Guide for removing and installing the oil pump assembly.

Valve Service

Instructions for removing and installing the tank vent valve.

Oil Tank Cap Service

Instructions related to the oil tank cap and its sealing ring.

Fuel System

Air Filter Service

Importance of air filter maintenance and steps for removal and cleaning.

Baffle and Filter Base Service

Procedures for removing and installing the baffle and filter base.

Carburetor Removal and Installation

Step-by-step guide for removing and reinstalling the carburetor.

Carburetor Leakage Test

How to test the carburetor for leaks using a pressure pump.

Carburetor Servicing

General procedures for servicing the carburetor.

Metering Diaphragm Service

Instructions for separating and checking the metering diaphragm and gasket.

Inlet Needle Service

Procedures for removing, inspecting, and installing the inlet needle.

Fixed Jet Service

Steps for removing and checking the fixed jet.

Valve Jet Service

Instructions for removing and installing the valve jet.

Pump Diaphragm Service

Steps for separating and checking the pump diaphragm and gasket.

Air Valve Service

Procedures for checking and servicing the air valve shaft and air valve.

Choke Shaft and Shutter Service

Steps for removing and installing the choke shaft and shutter.

Throttle Shaft and Shutter Service

Procedures for removing and installing the throttle shaft and shutter.

Carburetor Adjusting Screws

Identification and adjustment of high, low, and idle speed screws.

Carburetor Adjustment

How to perform the basic setting for the carburetor after repairs or cleaning.

Carburetor Standard Setting

Procedure for adjusting the carburetor for standard operation and idle speed.

Choke and Throttle Rods Service

Instructions for removing and installing the choke and throttle rods.

Intake Manifold Removal and Installation

Steps for removing and installing the intake manifold due to potential running problems.

Carburetor Carrier Removal and Installation

Procedures for removing and installing the carburetor carrier.

Tank Vent Testing

How to test the tank vent for proper function using pressure and vacuum tests.

Tank Vent Removal and Installation

Steps for removing and installing the tank vent.

Manual Fuel Pump Replacement

Information on replacing a faulty manual fuel pump.

Pickup Body Service

How to check, clean, or replace the pickup body filter due to fuel starvation.

Fuel Intake Hoses Service

Procedures for inspecting and replacing fuel intake hoses and elbow connectors.

Fuel Hoses, Tank Vent, Manual Fuel Pump Connections

Details on fuel hoses, tank vent, and manual fuel pump connections.

Fuel Tank Cap Service

Instructions for checking and replacing the fuel tank cap and sealing ring.

Special Servicing Tools

Servicing Aids

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