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Stihl FS 460 C User Manual

Stihl FS 460 C
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Technical Information 40.2010 Page 9
TI_40_2010_13_01_02.fm
3.6 Gearbox
3.6.1 Versions with standard drive tube and
long drive tube, see b 4.4
A new, maintenance-free gearbox with a gearhead
angle of 35° is used for the series FS 460 C in the
version with a standard drive tube and long drive
tube.
Gearhead angle 35°
3.6.2 Version with short drive tube, see b 4.4
A new, maintenance-free gearbox with a gearhead
angle of 25° is used for the series FS 460 C in the
version with a short drive tube and sawing
handlebars.
Gearhead angle 25°
3.7 New deflectors and limit stops
3.7.1 Versions with standard drive tube and
long drive tube, see b 4.4
The optimal deflector is available for each
application:
1 Deflector for mowing heads,
Diameter of cutting circle: 480 mm
2 Deflector for grass cutting blades and brush
knives
3 Deflector for shredder blade
4 Limit stop 200 mm for circular saw blades
5 Limit stop 225 mm for circular saw blades
All new deflectors and limit stops are fastened with
3 screws secured against loss.
For details about the approved deflectors and limit
stops, see b 5.1.
317TI012 KN
317TI013 KN
317TI014 KN
5
4
3
2
1

Table of Contents

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Stihl FS 460 C Specifications

General IconGeneral
BrandStihl
ModelFS 460 C
CategorySaw
LanguageEnglish

Summary

Overview of STIHL FS 460 C Clearing Saw

Versions with Mowing Handlebars

Details product variants with mowing handlebars, covering drive tube, gearbox, and harness.

Version with Sawing Handlebars for Forest Use

Details product variants with sawing handlebars for forest use, covering drive tube and harness.

STIHL M-Tronic Engine Management

Functional Description of M-Tronic

Explains the core function of the M-Tronic electronic engine management system.

M-Tronic System Components

Lists and briefly describes the individual components of the M-Tronic system.

M-Tronic Starting Procedure

Details the specific starting process managed by the M-Tronic system.

M-Tronic Acceleration Control

Describes how the M-Tronic system optimizes and controls engine acceleration.

Advantages of STIHL M-Tronic

Highlights the key benefits of the M-Tronic system, including easy starting and performance.

Technical Description of Clearing Saw

Attaching Bicycle Handle and Support

Provides step-by-step instructions for attaching the bicycle handle and support.

Operating Elements Overview

Identifies and describes the main controls and operating elements on the machine.

Choke Lever Operation

Instructions on the correct use of the choke lever for starting and warming up the engine.

Summer and Winter Operation Adjustments

Guides on adjusting the machine for optimal performance in summer and winter conditions.

Operation Below +10 °C (Pre-heat Carburetor)

Explains the pre-heat carburetor function for preventing icing in cold weather.

Operation Above +20 °C

Instructions for operation in high temperatures and returning the shutter to summer position.

Cover Plate Kit for Winter Use

Details the components and use of the cover plate kit for extreme winter conditions.

Gearbox and Vibration System Details

Gearbox for Standard/Long Drive Tubes

Describes the gearbox with a 35° gearhead angle for standard/long drive tubes.

Gearbox for Short Drive Tube

Describes the gearbox with a 25° gearhead angle for short drive tubes.

Deflectors and Limit Stops for Standard/Long Drive Tubes

Details deflectors and limit stops for standard/long drive tube versions.

Limit Stops for Short Drive Tube

Details limit stops specifically for the short drive tube version.

4-Point Anti-Vibration System

Explains the 4-point anti-vibration system for reduced vibration and improved control.

Universal Harness ADVANCE

Highlights features and benefits of the Universal harness ADVANCE.

Forestry Harness ADVANCE

Highlights features and benefits of the Forestry harness ADVANCE.

Specifications and Engine Details

Engine Specifications

Provides detailed technical specifications for the single cylinder two-stroke engine.

Fuel System Information

Details the fuel system, including mixture lubrication and fuel tank information.

Ignition System Components

Details the ignition module, speed limiter, and spark plug specifications.

Handle, Drive Tube, and Anti-Vibration System Variations

Specifies variations in handle types, drive tube lengths, and antivibration systems.

Gearbox Specifications

Provides transmission ratios and gearhead angles for the gearbox variants.

Weight and Dimensions

Lists the dry weight and overall dimensions of the clearing saw.

Cutting Attachments

Attachments for Standard/Long Drive Tubes

Details cutting attachments for standard and long drive tube versions.

Mowing Heads and Deflector

Lists various mowing heads and the specific deflector for them.

Blades, Knives, and Deflectors

Lists grass cutting blades, brush knives, and their associated deflectors.

Circular Saw Blades and Limit Stops

Lists circular saw blades and limit stops for standard/long drive tubes.

Attachments for Short Drive Tube

Details cutting attachments specifically for the short drive tube version.

Accessories

Service Accessories

New Special Tools for Servicing

Details new special tools for servicing and their respective applications.

Aids for Servicing

Lists various aids, lubricants, and sealants used in servicing.

Spare Parts

Servicing and Troubleshooting

Troubleshooting Plan Introduction

Introduces flow charts for diagnosing and troubleshooting M-Tronic system issues.

Troubleshooting: Engine Does Not Start

Flow chart for diagnosing and resolving issues when the engine fails to start.

Troubleshooting: Engine Start Position Issues

Flow chart for troubleshooting engine start failures in position or flooding issues.

Troubleshooting: Low Power Under Load

Flow chart to diagnose and resolve issues of low power or speed drops under load.

Troubleshooting: No Ignition Spark

Flow chart for troubleshooting ignition system problems when no spark is present.

Troubleshooting: Engine Stops Suddenly

Flow chart for diagnosing and resolving issues when the engine stops unexpectedly.

Troubleshooting: Cut-off Speed Not Reached

Flow chart for diagnosing and resolving issues when the engine doesn't reach cut-off speed.

Ohmmeter and Plug Connection Checks

Guidelines for using an ohmmeter and ensuring reliable plug connections for testing.

Checking Screwed and Plug Connections

Procedures for checking screwed and plug connections for proper electrical communication.

Connecting M-Tronic Test Lead to Diagnostic Jack

Steps to properly connect the M-Tronic test lead to the machine's diagnostic jack.

Checking the Solenoid Valve

Procedure for measuring the resistance of the solenoid valve.

Checking the Start Detection System

Overview of checks for the start detection system, including mechanical and electrical tests.

Checking the Wiring Harness

Instructions and procedures for checking the integrity of the wiring harness.

Checking Ground Connection

How to check the ground connection of the wiring harness at the control unit.

Checking Control Unit to Diagnostic Jack Leads

How to check the electrical leads connecting the control unit to the diagnostic jack.

Checking Solenoid to Diagnostic Jack Leads

How to check the electrical leads between the solenoid and the diagnostic jack.

Cable Routing Guidelines

Guidelines and best practices for routing cables to prevent damage and ensure reliability.

Cable Routing at Switch Gear

Specific instructions for routing cables at the switch gear assembly.

Cable Routing Between Switch Gear and Solenoid

Specific instructions for routing cables between the switch gear and solenoid.

Service Work on Carburetor

Important notes and precautions regarding service operations on the carburetor.

Setting the Flywheel Air Gap

Procedure for accurately setting the flywheel air gap using a specialized gauge.

Calibrating the Control Unit

Steps for calibrating the control unit after replacement or servicing.

Machine Serial Number Location

Indicates the location of the machine's serial number for identification.

Repair Times

Lists the estimated repair times for various service activities by qualified personnel.

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