Sharp R-450E Manual del operador Pagina 1

Operator's manual (EPA ||)445 445e 450ePlease read the operator's manual carefully and make sure youunderstand the instructions before using

GENERAL SAFETY PRECAUTIONSRight hand guardApart from protecting your hand if the chain jumps orsnaps, the right hand guard stops branches and twigsfro

GENERAL SAFETY PRECAUTIONSCutting equipmentThis section describes how to choose and maintain yourcutting equipment in order to:Reduce the risk of kick

GENERAL SAFETY PRECAUTIONSNumber of drive links.The number of drive links isdetermined by the length of the bar, the chain pitchand the number of teet

GENERAL SAFETY PRECAUTIONSIt is very difficult to sharpen a chain correctly without theright equipment. We recommend that you use our filegauge. This

GENERAL SAFETY PRECAUTIONSTensioning the chain!he bar and cause serious oreven fatal |The more you use a chain the longer it becomes. It istherefore i

GENERAL SAFETY PRECAUTIONSFold the knob back in to lock the tensioning.///////Lubricating cutting equipmentofCu.i.g-injuries.Chain oilChain oil must d

GENERAL SAFETY PRECAUTIONSChain drive sprocketThe clutch drum is fitted with one of the following drivesprockets:A Spur sprocket (the chain sprocket i

ASSEMBLYFitting the bar and chain|g.o eo, w. o |445Check that the chain brake is in disengaged position bymoving the front hand guard towards the fron

ASSEMBLYFit the bar over the bar bolts. Place the bar in its rearmostposition. Place the chain over the drive sprocket locate itin the groove on the b

FUEL HANDLINGFuelNote! The machine is equipped with a two-stroke engineand must always be run using a mixture of gasoline andtwo-stroke oil. It is imp

KEY TO SYMBOLSSymbols on the machine:WARNINGE Chain saws can bedangerous! Careless or improper usecan result in serious or fatal injury to theoperator

FUEL HANDLINGFuelingWARNING! Taking the followingprecautions, will lessen the risk of fire:Do not smoke and do not place any hotobjects in the vicinit

STARTING AND STOPPINGStarting and stoppingWARNING! Note the following beforestarting:The chain brake must be engaged whenthe chain saw is started to r

STARTING AND STOPPINGNote! Pull the front hand guard towards the fronthandle.The chain brake is now disengaged.Your sawis ready for use.engine's

WORKING TECHNIQUESBefore use:5I I T2 1 91 Check that the chain brake works correctly and is notdamaged.2 Check that the rear right hand guard is not d

WORKING TECHNIQUES6 Before moving your chain saw switch off the engineand lock the chain using the chain brake. Carry thechain saw with the bar and ch

WORKING TECHNIQUES7 Take great care when you cut with the top edge of thebar, i.e. when cutting from the underside of the object.This is known as cutt

WORKING TECHNIQUESLimbingWhen limbing thick branches you should use the sameapproach as for cutting.Cut difficult branches piece by piece.Cutting| _ w

WORKING TECHNIQUESFelling directionThe aim is to fell the tree in a position where you can limband cross-cut the log as easily as possible.You want it

WORKING TECHNIQUESNext make the bottom cut so that it finishes exactly at theend of the top cut.The directional cuts should run 1/4 of the diameterthr

WORKING TECHNIQUESFreeing a tree that has fallen badlyFreeing a "trapped tree"It is very dangerous to remove a trapped tree and there ishigh

CONTENTSContentsKEY TO SYMBOLSSymbols on the machine: 2Symbols in the operator's manual: 2CONTENTSContents 3INTRODUCTIONDear customer] 4WHAT IS W

WORKING TECHNIQUESKickback always occurs in the cutting plane of the bar.Normally the chain saw and bar are thrown backwardsand upwards towards the us

MAINTENANCEGeneralThe user must only carry out the maintenance andservice work described in this manual. More extensivework must be carried out by an

MAINTENANCEChecking the inertia brake releaseWith the engine turned off, hold the chain saw over astump or other firm object. Let go of the front hand

MAINTENANCEChain catcherCheck that the chain catcher is not damaged and is firmlyattached to the body of the chain saw.Right hand guardCheck that the

MAINTENANCENote! The screen must be replaced if it is damaged. If thescreen is blocked the machine will overheat and this willcause damage to the cyli

MAINTENANCEStretch the line with the handle. Move your thumb andrelease the line. See the figure below.Replacing the return and drive springsRecoil sp

MAINTENANCESpark plugThe spark plug condition is influenced by:Incorrect carburetor adjustment.An incorrect fuel mixture (too much or incorrect type o

MAINTENANCE"Air injection" centrifugalcleaningCentrifugal cleaning means the following: All air to thecarburetor passes through the starter.

MAINTENANCEMaintenance scheduleThe following is a list of the maintenance that must be performed on the machine. Most of the items are described in th

TECHNICAL DATATechnical dataEngineCylinder displacement, cu.in/cm 3Cylinder bore, inch/mmStroke, inch/mmIdle speed, rpmPower, kW/hp @ rpmignition syst

iNTRODUCTiONDear customer!Congratulations on your choice to buy a Husqvarna product! Husqvarna is based on a tradition that dates back to 1689,when th

TECHNICAL DATARecommended original and replacement bar and chain combinationsFollowing is a list of recommended cutting equipment for the Husqvarna ch

WARRANTY STATEMENTSECTION 1: LIMITED WARRANTYHusqvarna warrants Husqvarna product to the origi-nal purchaser to be free from defects in material andwo

FEDERAL EMiSSiON CONTROL WARRANTY STATEMENTYOUR WARRANTY RIGHTS ANDOBLiGATiONSThe EPA (The US Environmental Protection Agency),Environment Canada and

AMERICAN STANDARD SAFETY PRECAUTIONSSafety precautions for chain sawusers(ANSI B 175.1-2000 Annex C_Kickback safety precautions_. WARNING! Kickback ma

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WHAT iS WHAT?What is what on the chain saw?1 Cylinder cover2 Decompression valve3 Air purge4 Start reminder5 Combined start and stop switch6 Rear hand

GENERAL SAFETY PRECAUTIONSBefore using a new chain sawPlease read this manual carefully.Check that the cutting equipment is correctly fitted andadjust

GENERAL SAFETY PRECAUTIONSAlways use common senseIt is not possible to cover every conceivable situation youcan face when using a chain saw. Always ex

GENERAL SAFETY PRECAUTIONSThe chain brake (A) can either be activated manually(by your left hand) or automatically by the inertiarelease mechanism.The

GENERAL SAFETY PRECAUTIONSIf the kickback is less violent or the kickback zone ofthe bar is closer to you the chain brake is designed tobe activated m