Manuals / Husqvarna / Lawn and Garden / Chainsaw

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

Models: 445 EPA II, 445e EPA II, 450e EPA II

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CONTENTS

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

English – 3

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

Contents

English 445 EPA II 445e EPA 450e EPAOperator’s manual KEY TO SYMBOLS Symbols on the machineSymbols in the operator’s manual Contents CONTENTSINTRODUCTION What is what on the chain saw? WHAT IS WHAT?GENERAL SAFETY PRECAUTIONS Before using a new chain sawAlways use common sense GENERAL SAFETY PRECAUTIONS Machine′s safety equipmentPersonal protective equipment Chain brake and front hand guard8 - English GENERAL SAFETY PRECAUTIONSVibration damping system Throttle lockoutChain catcher Right hand guardGeneral rules Stop switchCutting equipment MufﬂerGeneral information on sharpening cutting teeth Cutting equipment designed to reduce kickbackChain Some terms that describe the bar and chainif the depth gauge setting is too large General advice on adjusting depth gauge settingSharpening cutting teeth GENERAL SAFETY PRECAUTIONSGENERAL SAFETY PRECAUTIONS Adjustment of depth gauge settingTensioning the chain 445e, 450eChecking chain lubrication Lubricating cutting equipmentChain oil Filling with chain oilGENERAL SAFETY PRECAUTIONS Chain drive sprocketNeedle bearing lubrication Checking wear on cutting equipmentASSEMBLY Fitting the bar and chain445e, 450e Tension the chain by turning the wheel down +. The chain should be tensioned until it does not sag from the underside of the bar ASSEMBLYTwo-strokeoil FUEL HANDLINGFuel GasolineLong-termstorage Fuel safetyFueling Transport and storageWarm engine STARTING AND STOPPINGStarting and stopping Cold engineSTARTING AND STOPPING StoppingGeneral working instructions Basic safety rulesWORKING TECHNIQUES Before useWORKING TECHNIQUES General rulesEnglish Limbing Basic cutting techniqueGeneral TermsClearing the trunk and preparing your retreat Tree felling techniqueSafe distance Felling directionzone FellingWORKING TECHNIQUES zoneFreeing a tree that has fallen badly How to avoid kickbackWhat is kickback? General adviceCutting the trunk into logs WORKING TECHNIQUESLimbing Fine adjustment of the idling speed T MAINTENANCECarburetor adjustment Basic settings and running inThrottle lockout Checking the inertia brake releaseChecking the brake trigger MAINTENANCEChain catcher MufﬂerMAINTENANCE Stop switchReplacing 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 -5C23F or colder Cooling systemWeekly maintenance Maintenance scheduleMAINTENANCE Daily maintenanceTechnical data TECHNICAL DATABar and chain combinations Saw chain ﬁling and ﬁle gaugesTECHNICAL DATA OWNER′S WARRANTY RESPONSIBILITIES FEDERAL EMISSION CONTROL WARRANTY STATEMENTYOUR WARRANTY RIGHTS AND OBLIGATIONS MANUFACTURER′S WARRANTY COVERAGEOther safety precautions AMERICAN STANDARD SAFETY PRECAUTIONSSafety precautions for chain saw users Kickback safety precautions1150341-95 ´z+RB3¶55¨ ´z+RB3¶55¨