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Husqvarna 450 e-series User Manual

Husqvarna 450 e-series
48 pages
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1151081-49 Rev.2 2008-02-27
445
EPA II
445e
EPA II
450e
EPA II
450
EPA II
Operator’s manual
Please read the operator’s manual carefully and make sure you understand the instructions before using the machine.
Lire attentivement et bien assimiler le manuel d’utilisation avant d’utiliser la machine.
Lea detenidamente el manual de instrucciones y asegúrese de entender su contenido antes de utilizar la máquina.
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Husqvarna 450 e-series Specifications

General IconGeneral
Engine Power2.4 kW
Cylinder Displacement50.2 cm³
Weight (without cutting equipment)5.1 kg
Fuel Tank Volume0.45 l
Oil Tank Volume0.26 l
Sound Power Level115 dB(A)
Chain Gauge0.05 in
Sound Pressure Level104 dB(A)
Bar Length Range13-20 in
Chain Pitch0.325 in

Summary

Key to Symbols

Symbols on the Machine

Illustrates and explains various safety symbols found on the chain saw itself.

Symbols in the Operator's Manual

Explains symbols used within the operator's manual to convey important information.

Introduction to Your Husqvarna Chainsaw

Dear Customer

A welcoming message and overview of the Husqvarna brand and product history.

Chainsaw Component Identification

Identify Chainsaw Parts

Diagram and list identifying all parts of the Husqvarna chain saw with corresponding numbers.

General Safety Precautions

Before First Use

Essential checks and reading the manual before operating the new chain saw.

Safe Operation Guidelines

Instructions on proper use, avoiding hazards, and understanding machine limitations.

Personal Protective Equipment (PPE)

Mandatory protective gear required for safe chain saw operation.

Machine Safety Features

Explanation of built-in safety features like the chain brake and front hand guard.

Kickback Avoidance

Information on how kickback occurs and how to prevent it.

Cutting Equipment Safety

Guidelines for selecting, maintaining, and using cutting equipment safely.

Chain Saw Assembly

Fitting the Bar and Chain

Step-by-step instructions for correctly attaching the guide bar and saw chain.

Fuel and Oil Handling

Fuel Mixture Guide

Details on the correct gasoline and two-stroke oil mixing ratio for the engine.

Refueling Procedures and Safety

Safe practices for refueling the chain saw and handling fuel.

Storage of Fuel and Saw

Guidelines for safely storing the chain saw and fuel.

Starting and Stopping Procedures

Cold Engine Starting

Detailed steps for starting the chain saw when the engine is cold.

Warm Engine Starting

Instructions for restarting the chain saw when the engine is already warm.

Proper Stopping Technique

How to safely shut down the chain saw engine.

Working Techniques and Safety

Pre-Operation Checks

Essential checks to perform before starting any cutting work.

General Working Instructions

Basic rules and advice for safe and efficient chain saw operation.

Kickback Explained

Detailed explanation of what kickback is and how it occurs.

Tree Felling Techniques

Methods and safety considerations for felling trees.

Chain Saw Maintenance

General Maintenance Tasks

Overview of user-serviceable maintenance and when to seek professional help.

Carburetor Adjustment

Instructions on how to adjust the carburetor for optimal performance.

Safety Equipment Checks

Procedures for inspecting and maintaining safety features like chain brake.

Air Filter Maintenance

How to clean and maintain the air filter for proper engine function.

Spark Plug Service

Checking, cleaning, and replacing the spark plug.

Maintenance Schedule

A schedule outlining daily, weekly, and monthly maintenance tasks.

Technical Specifications

Engine and Fuel System Data

Key engine, fuel, and lubrication system specifications.

Bar and Chain Combinations

Recommended bar and chain specifications for optimal performance and safety.

Federal Emission Control Warranty

Warranty Rights and Responsibilities

Details owner's and manufacturer's obligations under the emission warranty.

What is Covered and Not Covered

Defines which parts and conditions are covered or excluded by the warranty.

American Standard Safety Precautions

Chain Saw User Safety

Key safety rules for chain saw operators, including kickback prevention.

General Operation Safety Rules

Important safety guidelines for operating the chain saw, including fatigue and environment.

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