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Stihl MS 460 User Manual

Stihl MS 460
126 pages
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Instruction Manual
Manual de instrucciones
Warning!
This saw is capabale of servere kickback
which may cause serious or fatal injury. Only
for users with extraordinary cutting needs and
experience and training dealing with kickback.
Chainsaws with significantly reduced kickback
potential are available. STIHL recommends
the use of STIHL reduced kickback bar and
low kickback chain.
Advertencia!
Esta sierra es capaz de causar contragolpes
severos, los cuales pueden causar lesiones
graves o mortales. Sólo es apta para usuarios
con necesidades extraordinarias de corte y
mucha experiencia y capacitación en el
manejo de los contragolpes. Existen sierras
con un potentical mucho menor de causar
contragolpes. STIHL recomienda usar una
barra y cadena de contragolpe reducido de
STIHL.
Read and follow all safety precautions in
Instruction Manual – improper use can cause
serious or fatal injury.
Lea y siga todas las precauciones de
seguridad dadas en el manual de
instrucciones – el uso incorrecto puede causar
lesiones graves o mortales.
STIH)
STIHL MS 460
BA_U1_MS_460_30_01.fm Seite 0 Montag, 19. Mai 2003 8:49 08

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Stihl MS 460 Specifications

General IconGeneral
Chain Pitch3/8"
Engine Power4.4 kW (6.0 bhp)
Displacement76.5 cc
Weight6.6 kg
Guide Bar Length40-63 cm (16-25 inches)

Summary

Guide to Using this Manual

Pictograms

Explains graphical symbols used in the manual.

Symbols in text

Details how text elements indicate procedures and warnings.

Equipment and features

Highlights components specific to certain models or optional.

Engineering improvements

Discusses STIHL's product development and potential model variations.

Some Important Safety Precautions for Chain Saw Users

Kickback Warnings and Other Risks

Summarizes kickback hazards and other dangers from ANSI B 175.1.

Other Safety Precautions

Covers general safety measures beyond kickback, including operator condition.

Safety Precautions

Safe Chainsaw Use Factors

Identifies operator, saw, and usage as key to safe operation.

Operator Physical and Mental Condition

Stresses the importance of operator's health, alertness, and sobriety.

Proper Clothing and Protective Gear

Details essential apparel like sturdy clothing, gloves, eye, and hearing protection.

Pacemaker Interference Warning

Warns about potential electromagnetic field interference with pacemakers.

The Saw

The Use of the Saw

Transporting the Chainsaw

Provides instructions on safe carrying and transport methods for the chainsaw.

Preparation for Saw Use

Outlines pre-operation checks and assembly procedures for safe use.

Fueling

Fueling Instructions and Safety

Details safe fueling procedures, ventilation, and cap handling to prevent fire.

Fuel Cap Tightening

Explains the correct method for securing the fuel cap to prevent spillage and fire.

Starting

Recommended Starting Methods

Describes two safe ground and off-ground starting procedures.

Important Adjustments

Catalytic Converter Safety

Advises on precautions for mufflers with catalytic converters to prevent fire.

Working Conditions

Exhaust Fume Safety

Warns about toxic exhaust fumes and the need for ventilation.

Chemical Exposure and Dust Control

Addresses risks from dust, mists, and fumes, and control measures.

Asbestos Hazard Warning

Alerts users to the dangers of asbestos and regulatory compliance.

Cutting Instructions

Chainsaw Grip and Handling

Details the correct hand grip and posture for controlling the saw.

Reactive Forces Including Kickback

Kickback Definition and Causes

Explains kickback, its occurrence, and factors influencing it.

ANSI B 175.1-2000 Kickback Standard

Kickback Injury Reduction Devices

Recommends STIHL Quickstop chain brake, reduced kickback bars, and low kickback chains.

Quickstop Chain Brake Functionality

Explains the Quickstop system and the importance of proper maintenance.

Low Kickback Saw Chain and Reduced Kickback Bars

Chain Brake Activation and Safety

Details chain brake activation by hand guard or inertia and safety checks.

Low Kickback Chains and Reduced Bars

Describes STIHL's design for reducing kickback tendency.

Low Kickback Chain Characteristics

Explains chains meeting kickback performance requirements of ANSI B 175.1-2000.

Reduced Kickback Bar Usage

Advises on the effectiveness of reduced kickback bars with different chains.

Bow Guide Hazard Warning

Strongly warns against using bow guides due to increased kickback risk.

To Avoid Kickback

Kickback Avoidance Techniques

Lists steps to prevent kickback situations, like firm grip and awareness of bar nose.

Pull-in Reaction and Avoidance

Defines pull-in and provides methods to prevent it, such as starting at full throttle.

Cutting Techniques

Felling Preparation and Safety

Covers tree assessment, escape paths, and safety during felling operations.

Felling Notch Techniques (Gunning Sight)

Explains using the saw's sights for accurate felling direction.

Conventional Felling Cut

Describes the standard method for making a felling notch.

Open-Face Felling Technique

Details the open-face method for making a felling notch.

Making Sapwood Cuts

Advises on sapwood cuts for medium/large trees to prevent splintering.

Felling Cut for Large Diameter Trees

Introduces sectioning and plunge-cut methods for large trees.

Felling Cut for Small Diameter Trees

Describes the simple fan cut for smaller trees.

Sectioning Method for Felling

Explains the sectioning technique for felling large trees.

Plunge-Cut Method for Felling

Details the dangerous plunge-cut method for felling large trees.

Limbing

Limbing Safety and Kickback Risk

Warns about kickback during limbing and avoiding bar nose contact.

Bucking

Bucking Safety Precautions

Provides safety guidelines for cutting logs into sections.

Maintenance, Repair and Storing

General Maintenance Warnings

Covers warnings about operating damaged saws, using STIHL parts, and performing maintenance.

Mounting the Bar and Chain

Tensioning the Saw Chain

Checking Chain Tension

Fuel

Fuel Mix Ages and Storage

Advises on mixing and storing fuel for optimal performance and safety.

Fueling

Chain Lubricant

Filling Chain Oil Tank

Instructions for filling the chain oil tank and checking oil levels.

Checking Chain Lubrication

Chain Brake

Locking Chain with Chain Brake

Explains when to engage the chain brake for safety.

Releasing the Chain Brake

Details how to disengage the chain brake before operation.

Winter Operation

Carburetor Winter Adjustment

Describes how to adjust the carburetor for cold weather to prevent icing.

Electric Handle Heating*

Information Before You Start

Master Control Lever Positions

Explains the functions of the different Master Control lever settings.

Starting / Stopping the Engine

Engine Starting Procedure (Ground)

Step-by-step guide for starting the chainsaw on the ground.

Operating Instructions

During Break-in Period

Guidelines for operating a new chainsaw to ensure proper break-in.

During Operation

Instructions for regular use, including chain tension checks.

Oil Quantity Control

Machines with Wrap-around Handle

Notes specific oiling considerations for wrap-around handle models.

Taking Care of Guide Bar

Air Filter System

Standard Air Filter

Describes the standard wire mesh filter for normal conditions.

HD Air Filter

Details the HD filter for dry and dusty environments.

Removing the Air Filter

Cleaning Standard Filter

Cleaning HD Filter

Motor Management

Adjusting the Carburetor

Standard Carburetor Setting

Factory settings for optimal fuel-air mixture under most conditions.

Altitude and Sea Level Adjustments

How to adjust the carburetor for varying altitudes and sea level conditions.

Adjusting Idle Speed

Engine Stops While Idling

Corrective actions when the engine stops at idle speed.

Chain Runs at Idle Speed

Adjustments if the chain runs at idle.

Irregular Idling or Poor Acceleration

Troubleshooting steps for lean idle settings causing performance issues.

Spark Arresting Screen in Muffler*

Checking the Spark Plug

Replacing Starter Rope and Rewind Spring

Tensioning Rewind Spring

Steps for properly tensioning the rewind spring.

Storing the Machine

Checking and Replacing Chain Sprocket

Installing Sprocket / Rim Sprocket

Procedure for installing new sprockets onto the clutch drum.

Maintaining and Sharpening Saw Chain

Properly Sharpened Chain

Importance of a sharp chain for performance and safety.

Checking Cutting Angles

Using tools to verify correct filing and side plate angles.

File Correctly

Techniques for filing chain cutters accurately.

Depth Gauge Setting

Lowering Depth Gauges

Maintenance Chart

Parts and Controls

Definitions

Specifications

Special Accessories

Ordering Spare Parts

Maintenance and Repairs

STIHL Incorporated Federal Emission Control Warranty Statement

Your Warranty Rights and Obligations

Outlines owner's rights and STIHL's responsibilities regarding emissions warranty.

Owner's Warranty Responsibilities

Specifies owner's duties like performing required maintenance.

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