Husqvarna 445 EPA II, 445e EPA II, 450e EPA II manual Contents

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CONTENTS

Contents

 

KEY TO SYMBOLS

 

Symbols on the machine:

2

Symbols in the operator’s manual:

2

CONTENTS

 

Contents

3

INTRODUCTION

 

Dear customer!

4

WHAT IS WHAT?

 

What is what on the chain saw?

5

GENERAL SAFETY PRECAUTIONS

 

Before using a new chain saw

6

Important

6

Always use common sense

6

Personal protective equipment

7

Machine′s safety equipment

7

Cutting equipment

10

ASSEMBLY

 

Fitting the bar and chain

16

FUEL HANDLING

 

Fuel

18

Fueling

19

Fuel safety

19

STARTING AND STOPPING

 

Starting and stopping

20

WORKING TECHNIQUES

 

Before use:

22

General working instructions

22

How to avoid kickback

27

MAINTENANCE

 

General

29

Carburetor adjustment

29

Checking, maintaining and servicing chain saw safety

 

equipment

29

Muffler

31

Starter

32

Air filter

33

Spark plug

33

Lubricating the bar tip sprocket

33

Needle bearing lubrication

33

Cooling system

34

”Air Injection” centrifugal cleaning

34

Winter use

34

Maintenance schedule

35

TECHNICAL DATA

 

Technical data

36

Bar and chain combinations

37

Saw chain filing and file gauges

37

FEDERAL EMISSION CONTROL WARRANTY

 

STATEMENT

 

YOUR WARRANTY RIGHTS AND OBLIGATIONS

38

AMERICAN STANDARD SAFETY PRECAUTIONS

 

Safety precautions for chain saw users

39

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Contents English EPA II 445e EPA 450e EPAKEY to Symbols Symbols on the machineSymbols in the operator’s manual Contents Dear customer IntroductionWhat is what on the chain saw? What is WHAT?General Safety Precautions Before using a new chain sawAlways use common sense Machine′s safety equipment Personal protective equipmentChain brake and front hand guard General Safety Precautions Vibration damping system Throttle lockoutChain catcher Right hand guardGeneral rules Stop switchCutting equipment MufflerCutting equipment designed to reduce kickback Sharpening your chain and adjusting depth gauge settingSharpening cutting teeth General advice on adjusting depth gauge setting445e, 450e Adjustment of depth gauge settingTensioning the chain 445Checking chain lubrication Lubricating cutting equipmentChain oil Filling with chain oilChain drive sprocket Needle bearing lubricationChecking wear on cutting equipment 445e, 450e AssemblyFitting the bar and chain 445Assembly Fuel Fuel HandlingLong-term storage Fuel safetyFueling Transport and storageWarm engine Starting and StoppingStarting and stopping Cold engineStopping General working instructions Basic safety rulesWorking Techniques Before useGeneral rules Limbing Basic cutting techniqueGeneral TermsClearing the trunk and preparing your retreat Tree felling techniqueSafe distance Felling directionDirectional cuts FellingHow to avoid kickback What is kickback?Freeing a tree that has fallen badly Cutting the trunk into logs Maintenance Carburetor adjustmentGeneral Checking the brake trigger Checking the inertia brake releaseMuffler Replacing the return and drive springs StarterReplacing the starter cord Tensioning the recoil springNeedle bearing lubrication Air filterSpark plug Lubricating the bar tip sprocketWinter use Air Injection centrifugal cleaningTemperature -5C 23F or colder Cooling systemDaily maintenance Weekly maintenance Monthly maintenance Maintenance scheduleTechnical data Technical DataSaw chain filing and file gauges Bar and chain combinationsYour Warranty Rights and Obligations Federal Emission Control Warranty StatementOther safety precautions American Standard Safety PrecautionsSafety precautions for chain saw users Kickback safety precautions1150341-95 ´z+RB3¶55¨ ´z+RB3¶55¨

445 EPA II, 445e EPA II, 450e EPA II specifications

Husqvarna is a name synonymous with power and durability, especially when it comes to its line of chainsaws like the Husqvarna 445 EPA II, 445e EPA II, and 450e EPA II. These models combine advanced technology and ergonomic design to fulfill the needs of both professional users and homeowners.

The Husqvarna 445 EPA II chainsaw is designed for versatility and ease of use. It boasts a 45.7cc engine, providing a balance of power and weight ideal for various cutting tasks. The chainsaw features Husqvarna’s X-Torq engine technology, which reduces emissions and improves fuel efficiency. This means less downtime for refueling and a smaller ecological footprint, making it environmentally friendly. Additionally, the LowVib system minimizes vibration, which translates to reduced user fatigue over long periods of use.

The 445e EPA II takes similar principles and enhances them with increased efficiency and usability. This model includes the Air Injection system, which helps filter out larger dust and debris particles before reaching the air filter, ensuring consistent performance and a longer lifespan for the machine. Its lightweight design makes it easier to maneuver while the front handle is ergonomically shaped for a secure grip. The easy-start feature allows users to get going quickly with minimal effort.

Moving up the line, the Husqvarna 450e EPA II offers more power, featuring a slightly larger engine and an improved cutting capacity. This model is perfect for heavy-duty tasks, from felling trees to cutting firewood. Like its predecessors, it employs X-Torq engine technology and also includes the Quick Release Air Filter, making maintenance easier and faster. The robust design and advanced security features—such as the inertia-activated chain brake—ensure safe operation even under challenging conditions.

Overall, the Husqvarna 445 EPA II, 445e EPA II, and 450e EPA II chainsaws represent a commitment to safety, efficiency, and user comfort. The integration of modern technological features, coupled with Husqvarna's reputation for quality workmanship, makes these chainsaws ideal choices for anyone looking to tackle a range of outdoor cutting applications with confidence.
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