Manuals / Husqvarna / Lawn and Garden / Chainsaw

Husqvarna 965030296, 965030298, 1018855-26 manual Muffler, Safety Equipment, Dismantling

Models: 1018855-26 965030296 965030298

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Page 49

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SAFETY EQUIPMENT

Muffler

Dismantling

!WARNING!

Do not touch the muffler until it has cooled. Risk of burns!

If the saw is equipped with muffler mounting (A), unscrew this from the crankcase and muffler.

Unscrew the muffler from the cylinder (M5 or M6 bolts, M5 or M6 nuts).

Remove the muffler, gasket and cooling plate

(B) if the saw is so equipped.

If the saw is equipped with a spark arrester (C), remove this.

Saw 242 Cat		Saws 36 and 41

Dismantle the muffler as shown in the figure to the right.

!WARNING!

The coating on and in the catalytic converter element (A) is hazardous to your health if touched. Wear protective gloves when working on a catalytic converter

Dismantle the muffler as shown in the figure to the right.

English – 49

Page 49

Image 49

Husqvarna 965030296 Muffler, Safety Equipment, Dismantling, Do not touch the muffler until it has cooled. Risk of burns

Contents

Workshop Manual Husqvarna Chain Saws101 Air filter LIST OF CONTENTSTank unit Anti-vibration systemUpdates SafetyINTRODUCTION GeneralDismantling and reassembly of the entire chain saw Repair of a specific sub-assemblyINTRODUCTION General Instructions SAFETY REGULATIONSSpecial instructions 6 - English TECHNICAL DATATECHNICAL DATA 8 - English TECHNICAL DATATECHNICAL DATA 10 - English TECHNICAL DATATECHNICAL DATA 12 - English TECHNICAL DATATECHNICAL DATA Tools for all chain saws TOOLS502 50 57-01 3/16 502 50 16-01 6 mm 502 50 64-01 5 mm 502 50 18-01 4 mm 502 50 19-01 3 mm 502 50 88-01 5 mmTools for saws 40, 45, 51 and Tools for saws 36 andTOOLS compl 502 50Tools for saws 254, 257 and Tools for saws 42, 242 andTOOLS compl 502 51Tools for saws 281 and Tools for saws 61, 268 andTOOLS compl 502 51TOOLS Tools for saws 394 and3 mm 4 mm 5 mm 3/16 8 mm 10 mm 502 50 compl 502 51TOOLS List of toolsOrder number DesignationCharacter key SERVICE DATA Saws 36 andEnglish SERVICE DATACharacter key SERVICE DATA Saws 42, 242 and22 - English English SERVICE DATASERVICE DATA Saws 40 andCharacter key 24 - EnglishEnglish SERVICE DATASERVICE DATA Saws 51 andCharacter key 26 - English3-4English SERVICE DATA5254 SERVICE DATA Saws 254 andCharacter key 28 - EnglishEnglish SERVICE DATACharacter key SERVICE DATA30 - English English SERVICE DATACharacter key SERVICE DATA Saws 61, 268 and32 - English English SERVICE DATACharacter key SERVICE DATA Saws 281 and34 - English English SERVICE DATACharacter key SERVICE DATA36 - English 20-22,5 10-12 12-14 SERVICE DATA30-40 2-3 3-5 5-6Character key SERVICE DATA Saw38 - English English SERVICE DATAStarting TROUBLE SHOOTING Trouble shooting schematicIdling low rpm Idling low rpm contTrouble shooting methods TROUBLE SHOOTINGHigh rpm Acceleration and retardationChain brake SAFETY EQUIPMENTDismantling Wear protective glassesSAFETY EQUIPMENT Assembly Cleaning and InspectionSAFETY EQUIPMENT 44 - EnglishSAFETY EQUIPMENT 46 - English SAFETY EQUIPMENTSAFETY EQUIPMENT Checking brake operationThe engine should not be running during the test Description SAFETY EQUIPMENT Chain catcherReplacing SAFETY EQUIPMENT MufflerDismantling Do not touch the muffler until it has cooled. Risk of burnsCleaning and Inspection SAFETY EQUIPMENTAssembly when working on a catalytic converterWARNINGCleaning and Inspection SAFETY EQUIPMENT Stop switchAssembly DismantlingSAFETY EQUIPMENT Throttle lockDismantling The fuel used in the chain saw poses the following hazardsSAFETY EQUIPMENT SAFETY EQUIPMENT Cleaning and inspectionClean all parts Check that the springs, where fitted, areAssembly SAFETY EQUIPMENTThe fuel used in the chain saw poses the following hazards 1. The liquid and its vapours are poisonous56 - English SAFETY EQUIPMENTDismantling STARTERWear protective glasses Cleaning and Inspection Changing the ferruleSTARTER Remove the parts of the old ferruleSTARTER AssemblyCheck the cord tension STARTER60 - English Dismantling ELECTRICAL SYSTEM Ignition systemELECTRICAL SYSTEM Assembly Cleaning and InspectionClean all parts, especially the flywheel and shaft taper ELECTRICAL SYSTEMFitting the spark plug cover Stop switchELECTRICAL SYSTEM 64 - EnglishHandle heating Trouble shootingELECTRICAL SYSTEM DescriptionELECTRICAL SYSTEM Checking the power switchChecking the generator Checking the heat loops in the rear handlesDismantling CENTRIFUGAL CLUTCHClean all parts and inspect the following Cleaning and InspectionCENTRIFUGAL CLUTCH CENTRIFUGAL CLUTCH AssemblyNOTE! The bearing can also be greased later through the hole on the crankshaft Dismantling LUBRICATION SYSTEM70 - English LUBRICATION SYSTEM 72 - English LUBRICATION SYSTEM51/55 40/45LUBRICATION SYSTEM 36/4140/45 LUBRICATION SYSTEM74 - English LUBRICATION SYSTEM Dismantling the oil pumps worm gearFirst screw the tool onto the entire worm gear Turn the screw until the worm gear is removedThat the taper on the adjuster screw shows no signs of wear Cleaning and InspectionLUBRICATION SYSTEM Assembling the oil pump Assembling the worm gearLUBRICATION SYSTEM 78 - English LUBRICATION SYSTEMLUBRICATION SYSTEM Saws 42, 61, 242, 246, 254, 257, 262, 268, 272, 281, 288, 394 and LUBRICATION SYSTEM50/51 36/41LUBRICATION SYSTEM 40/4540/45 LUBRICATION SYSTEM51/55 82 - EnglishDescription CARBURETTORDesign The fuel used in the chain saw poses the following hazardsOperation CARBURETTORDismantling CARBURETTORThe fuel used in the chain saw poses the following hazards 1. The liquid and its vapours are poisonousTillotson HS 255 B Tillotson HS 228 BCARBURETTOR 86 - EnglishWalbro HDA and HD Tillotson HS 260 ACARBURETTOR Walbro WG Walbro WJCARBURETTOR 88 - EnglishZAMA C1Q-EL1 Walbro WTCARBURETTOR CARBURETTOR Cleaning and InspectionThe fuel used in the chain saw poses the following hazards 1. The liquid and its vapours are poisonousCARBURETTOR AssemblyPlugs The fuel used in the chain saw poses the following hazardsTillotson HS 228 B CARBURETTOR92 - English Tillotson HS 255 B CARBURETTORTillotson HS 260 A CARBURETTOR94 - English CARBURETTOR Walbro HDA och HDWalbro WJ CARBURETTOR96 - English Walbro WG CARBURETTORWalbro WT CARBURETTOR98 - English ZAMA C1Q-EL1 CARBURETTORRefitting onto chain saw Pressure testingCARBURETTOR The fuel used in the chain saw poses the following hazards268K, 272K and 272S AIR FILTERPrefilter Compressed air at a high pressure can damage the foamMain filter AIR FILTER102 - English Cleaning and Inspection TANK UNITDismantling The fuel used in the chain saw poses the following hazardsTANK UNIT Bolts placed at262XP 268KTANK UNIT AssemblyEnsure that the fuel pipe and throttle cable are not damaged Description ANTI-VIBRATION SYSTEMDismantling 106 - EnglishANTI-VIBRATION SYSTEM AssemblyDismantling PISTON AND CYLINDER108 - English PISTON AND CYLINDER Cleaning and Inspection1. The piston crown 2. The top of the cylinder bore PISTON AND CYLINDER Faults and causesPISTON AND CYLINDER Assembly112 - English PISTON AND CYLINDERPISTON AND CYLINDER Pressure testingDecompression valve Crankcase and cylinderDismantling CRANKCASE AND CRANKSHAFTEnsure that no dirt or foreign particles enter the bearings CRANKCASE AND CRANKSHAFT CRANKCASE AND CRANKSHAFT Cleaning and Inspection116 - English CRANKCASE AND CRANKSHAFT AssemblyEnsure that dirt and foreign particles do not enter the bearing 118 - English CRANKCASE AND CRANKSHAFTEnsure excess gasket material does not fall into the crankcase CRANKCASE AND CRANKSHAFTEnsure that dirt and foreign particles do not enter the bearing CRANKCASE AND CRANKSHAFT120 - English CRANKCASE AND CRANKSHAFT Bar boltsCRANKCASE AND CRANKSHAFT Changing the sealsDismantling CRANKCASE AND CRANKSHAFT Assembly3.5 mm CRANKCASE AND CRANKSHAFT42, 242, 246 1 mm 3120