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Stihl MS311 User Manual

Stihl MS311
128 pages
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STIHL MS 311, 391
WARNING To reduce the risk of
kickback injury use STIHL reduced kickback bar
and STIHL low kickback chain as specified in
this manual or other available low kickback
components.
ADVERTENCIA Para reducir el
riesgo de lesionarse como resultado de un
culatazo, utilice la barra y la cadena de
contragolpe reducido de la forma especificada
en este manual o de otros componentes
reductores de contragolpe.
Read Instruction Manual thoroughly before
use and follow all safety precautions –
improper use can cause serious or fatal injury.
Antes de usar la máquina lea y siga todas las precauciones
de seguridad dadas en el manual de instrucciones – el uso
incorrecto puede causar lesiones graves o mortales.
Instruction Manual
Manual de instrucciones
Question and Answer IconNeed help?

Do you have a question about the Stihl MS311 and is the answer not in the manual?

Stihl MS311 Specifications

General IconGeneral
Displacement59 cm³
Powerhead Weight6.2 kg
Weight6.2 kg
Chain Pitch3/8"
Sound Power Level116 dB(A)
Vibration Level (Left/Right)4.0/4.0 m/s²
Guide Bar Lengths40 to 50 cm

Summary

Guide to Using this Manual

Pictograms

Explanation of pictograms used on the machine.

Symbols in Text

Explanation of symbols and text formatting in the manual.

Safety Signal Words

Defines signal words like DANGER, WARNING, and NOTICE.

Safety Precautions and Working Techniques

General Safety Warnings

Covers hazards of chain saw use, lending, minors, and bystanders.

Physical Condition and Operator Alertness

Requirements for operator's physical and mental health and alertness.

Reactive Forces and Kickback

Dangers of reactive forces, including kickback, and methods to prevent them.

Vibration and Hand Health

Risks of vibration exposure and preventative measures for hand health.

Proper Protective Apparel

Guidelines on clothing, footwear, and gloves for safe operation.

Eye, Head, and Hearing Protection

Importance of goggles, hard hats, and hearing protection.

Fuel

Fueling Instructions and Safety

Safe fueling procedures, handling gasoline, and fuel cap operation.

Fuel Cap Operation

Detailed steps for opening and closing the fuel filler cap.

Chain Lubrication

Chain Lubricant Types and Quality

Recommends specific chain oils and warns against waste oil.

Filling Chain Oil Tank

Procedure for refilling the chain oil reservoir.

Checking Chain Lubrication

How to verify the chain is receiving adequate oil.

Chain Brake

Locking Chain with Chain Brake

How to engage and disengage the chain brake for various situations.

Chain Brake Maintenance and Testing

Importance of maintenance and how to test the chain brake function.

Winter Operation

Carburetor Preheating and Shroud Removal

Adjustments for cold weather operation and shroud removal.

Starting / Stopping the Engine

Positions of Master Control Lever

Explanation of the master control lever positions for starting and stopping.

Engine Starting Procedures

Detailed steps for starting the engine safely.

Engine Stopping Procedure

How to properly shut down the engine.

Troubleshooting Engine Start Issues

Steps to take if the engine fails to start.

Operating Instructions

Safe Operating Practices

General guidelines for safe operation, working conditions, and avoiding hazards.

Handling Reactive Forces

Detailed explanation of kickback, pushback, pull-in, and prevention.

Cutting Techniques

Methods for felling, bucking, limbing, and cutting different tree sizes.

Chain Maintenance During Operation

Checking chain tension and condition during use.

Engine Management

Adjusting the Carburetor

Standard setting and adjustment procedures for carburetor.

Spark Arresting Screen and Spark Plug

Maintenance of spark arresting screen and spark plug.

Rewind Starter

Rewind Starter Maintenance

Tips for prolonging the life of the starter rope.

Storing the Machine

Storing the Machine Procedures

Procedures for short-term and long-term storage.

Checking and Replacing the Chain Sprocket

Chain Sprocket Replacement

Instructions for removing and fitting new chain sprockets.

Maintaining and Sharpening the Saw Chain

Saw Chain Sharpening Procedures

Detailed guide on sharpening angles, tools, and depth gauges.

Chain Pitch and Tool Selection

Information on chain pitch and selecting correct sharpening tools.

Maintenance and Care

Maintenance Schedule

Table outlining routine maintenance tasks and intervals.

Cleaning the Air Filter

Steps for removing, cleaning, and installing the air filter.

Main Parts

Main Parts Identification

Labeled diagram identifying key components of the chainsaw.

Specifications

Technical Specifications for MS 311 and MS 391

Detailed engine, ignition, fuel, and weight specifications.

Recommended Cutting Attachments

Lists compatible bars, chains, and sprockets for kickback reduction.

Special Accessories

Special Accessories Information

Where to get information on available special accessories.

Ordering Spare Parts

How to Order Spare Parts

Guidance on ordering replacement parts using model and serial numbers.

Maintenance and Repairs

Authorized Service and Genuine Parts

Recommendations for servicing and using genuine STIHL replacement parts.

Disposal

Proper Product Disposal

Guidelines for environmentally friendly recycling and disposal.

STIHL Incorporated Federal Emission Control Warranty Statement

Manufacturer's Warranty Coverage

Details the two-year warranty for emission-related parts.

Owner's Warranty Responsibilities

Outlines owner's duties regarding maintenance and care.

Warranty Claim Procedure

Steps for submitting warranty claims and requirements.

Trademarks

STIHL Registered Trademarks

Lists STIHL registered trademarks and color scheme.

Common Law Trademarks

Lists STIHL common law trademarks.

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