Manuals / Husqvarna / Lawn and Garden / Chainsaw

Husqvarna 445, 445e, 450e manual Contents

Models: 445, 445e, 450e 445 450e

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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	7
Personal protective equipment	7
Machine′s safety equipment	7
Cutting equipment	11
ASSEMBLY
Fitting the bar and chain	17
FUEL HANDLING
Fuel	19
Fuelling	20
Fuel safety	20
STARTING AND STOPPING
Starting and stopping	21
WORKING TECHNIQUES
Before use:	23
General working instructions	23
How to avoid kickback	29
MAINTENANCE
General	31
Carburettor adjustment	31
Checking, maintaining and servicing chain saw
safety equipment	31
Mufﬂer	33
Starter	34
Air ﬁlter	35
Spark plug	36
Lubricating the bar tip sprocket	36
Needle bearing lubrication	36
Cooling system	36
”Air Injection” centrifugal cleaning	37
Winter use	37
Maintenance schedule	38
TECHNICAL DATA
Technical data	39
Bar and chain combinations	40
Saw chain ﬁling and ﬁle gauges	40
EC-declaration of conformity	41
115 10 81-26 Rev.2 2008-01-11		English – 3
115 10 81-26 Rev.2 2008-01-11		English – 3

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Husqvarna 445, 445e, 450e manual Contents

Contents

445 445e 450e Operator′s manualKEY TO SYMBOLS Symbols on the machineSymbols in the operator’s manual Contents CONTENTSDear Customer INTRODUCTIONWhat is what on the chain saw? WHAT IS WHAT?Before using a new chain saw GENERAL SAFETY PRECAUTIONSGENERAL SAFETY PRECAUTIONS Machine′s safety equipmentAlways use common sense Personal protective equipment8 – English GENERAL SAFETY PRECAUTIONSThrottle lockout GENERAL SAFETY PRECAUTIONSVibration damping system GENERAL SAFETY PRECAUTIONSStop switch Right hand guardCutting equipment designed to reduce kickback Cutting equipmentGENERAL SAFETY PRECAUTIONS General rulesWARNING! Departure from the GENERAL SAFETY PRECAUTIONSChain General information on sharpening cutting teethAdjustment of depth gauge setting GENERAL SAFETY PRECAUTIONSGeneral advice on adjusting depth gauge setting increased if the depth gauge setting is445e, 450e GENERAL SAFETY PRECAUTIONSChain oil GENERAL SAFETY PRECAUTIONSLubricating cutting equipment which could lead to serious, even fatal injuriesChain drive sprocket GENERAL SAFETY PRECAUTIONSFitting the bar and chain ASSEMBLYFitting a spike bumper ASSEMBLYFuel FUEL HANDLINGTransport and storage Fuel safetyFuelling FUEL HANDLINGStarting and stopping STARTING AND STOPPINGStopping STARTING AND STOPPINGWORKING TECHNIQUES Before useGeneral working instructions 24 – English WORKING TECHNIQUESBasic cutting technique WORKING TECHNIQUES12 3 WORKING TECHNIQUESTree felling technique Felling WORKING TECHNIQUESFelling direction Clearing the trunk and preparing your retreatFelling cut WORKING TECHNIQUESFreeing a tree that has fallen badly How to avoid kickbackWhat is kickback? WORKING TECHNIQUESLimbing WARNING! A majority of kickback WORKING TECHNIQUESMAINTENANCE Carburettor adjustmentGeneral immediately MAINTENANCEChecking the inertia brake release Checking the brake triggerMAINTENANCE MufﬂerTensioning the recoil spring StarterMAINTENANCE Replacing the starter cordFitting the starter Air ﬁlterMAINTENANCE Replacing the return and drive springsCooling system Spark plugLubricating the bar tip sprocket Needle bearing lubricationTemperature -5Cor colder ”Air Injection” centrifugal cleaningWinter use MAINTENANCEWeekly maintenance Maintenance scheduleMAINTENANCE Daily maintenanceTechnical data TECHNICAL DATAChain Bar and chain combinationsSaw chain ﬁling and ﬁle gauges TECHNICAL DATAEC-declarationof conformity TECHNICAL DATAApplies to Europe only 115 10 81-26Rev.2 ´z+S,¶6c¨ ´z+S,¶6c¨Page 115 10 81-26Rev.2 1151081-26 ´z+S,¶6c¨ ´z+S,¶6c¨