Husqvarna 440e, 435e manual Technical Data, Technical data

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TECHNICAL DATA

Technical data

	445	445e	450e
Engine
Cylinder displacement, cu.in/cm3	2,79/45,7	2,79/45,7	3,06/50,2
Cylinder bore, inch/mm	1,65/42	1,65/42	1,73/44
Stroke, inch/mm	1,30/33	1,30/33	1,30/33
Idle speed, rpm	2700	2700	2700
Power, kW/hp @ rpm	2,1 / 2,8 @ 9000	2,1 / 2,8 @ 9000	2,4/3,2 @ 9000
Ignition system
Manufacturer of ignition system	Walbro	Walbro	Walbro
Type of ignition system	MBU-16	MBU-16	MBU-16
Spark plug	NGK BPMR 7A/	NGK BPMR 7A/	NGK BPMR 7A/
	Champion RCJ 7Y	Champion RCJ 7Y	Champion RCJ 7Y
Electrode gap, inch/mm	0,02/0,5	0,02/0,5	0,02/0,5
Fuel and lubrication system
Manufacturer of carburetor	Zama	Zama	Zama
Carburetor type	EL 37	EL 37	EL 37
Fuel tank capacity, US pint/litre	0,99/0,47	0,99/0,47	0,99/0,47
Oil pump capacity at 9,000 rpm, ml/min	13	13	13
Oil tank capacity, US pint/litre	0,55/0,26	0,55/0,26	0,55/0,26
Type of oil pump	Not adjustable	Not adjustable	Not adjustable
Weight
Chain saw without bar or chain, empty tanks, lb/kg	10,8/4,9	11,2/5,1	11,2/5,1
Chain/bar
Standard bar length, inch/cm	15”/38	15”/38	15”/38
Recommended bar lengths, inch/cm	13-20/33-50	13-20/33-50	13-20/33-50
Usable cutting length, inches/cm	12-19/31-49	12-19/31-49	12-19/31-49
Pitch, inch/mm	0,325/8,25	0,325/8,25	0,325/8,25
Thickness of drive links, inch/mm	0,050/1,3	0,050/1,3	0,050/1,3
	0,058/1,5	0,058/1,5	0,058/1,5
Drive sprocket type/teeth	Spur/7	Spur/7	Spur/7
Chain speed at max. power, m/sec	20,0	20,0	20,0

115 10 81-95 Rev.1 2008-01-08

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Contents 445 445e 450e You will ﬁnd the following labels on your chain saw KEY to SymbolsSymbols on the machine Symbols in the operator’s manualContents Dear customer IntroductionWhat is what on the chain saw? What is WHAT?Before using a new chain saw General Safety PrecautionsChain brake and front hand guard Machine′s safety equipmentAlways use common sense Personal protective equipmentGeneral Safety Precautions Chain catcher Throttle lockoutMufﬂer Stop switchRight hand guard Vibration damping systemBar Cutting equipmentGeneral rules Cutting equipment designed to reduce kickbackGeneral information on sharpening cutting teeth Sharpening your chain and adjusting depth gauge settingToo large General advice on adjusting depth gauge settingIncreased if the depth gauge setting is Adjustment of depth gauge setting445e, 450e Tensioning the chainBar and cause serious or even fatal injury 445Lubricating cutting equipment Filling with chain oilChecking chain lubrication Chain drive sprocket Needle bearing lubricationChecking wear on cutting equipment 445e, 450e AssemblyFitting the bar and chain 445115 10 81-95 Rev.1 Fuel Fuel HandlingLong-term storage Fuel safetyFueling Transport and storageStarting and Stopping Starting and stoppingStarting Stopping General working instructions Basic safety rulesWorking Techniques Before useGeneral rules Terms Basic cutting techniqueSafe distance Tree felling techniqueLimbing Log is supported at one end. There is a high riskFelling direction Clearing the trunk and preparing your retreatDirectional cuts Felling cut How to avoid kickback What is kickback?Freeing a tree that has fallen badly Cutting the trunk into logs Maintenance Carburetor adjustmentGeneral Checking the inertia brake release Mufﬂer Starter Replacing the starter cordTensioning the recoil spring Recoil spring a Air ﬁlterReplacing the return and drive springs Fitting the starterCooling system Spark plugLubricating the bar tip sprocket Needle bearing lubricationAir Injection centrifugal cleaning Temperature -5C 23F or colderWinter use Daily maintenance Weekly maintenance Monthly maintenance Maintenance scheduleTechnical data Technical Data058/1,5 mm Bar and chain combinationsSaw chain ﬁling and ﬁle gauges 050/1,3 mmYour Warranty Rights and Obligations Federal Emission Control Warranty StatementKickback safety precautions American Standard Safety PrecautionsSafety precautions for chain saw Other safety precautionsPage 1151081-95