Manuals / Husqvarna / Lawn and Garden / Chainsaw

Husqvarna 965030298, 965030296 Dismantling the oil pumps worm gear, Lubrication System, English

Models: 1018855-26 965030296 965030298

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LUBRICATION SYSTEM

Dismantling the oil pump's worm gear

On some saws the worm gear for the oil pump is pressed on the crankshaft.

Remove the worm gear by using the service tool for the saw in question. See "Tools".

First screw the tool onto the entire worm gear

Turn the screw until the worm gear is removed.

English – 75

Page 75

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Husqvarna 965030298 Dismantling the oil pumps worm gear, Lubrication System, Turn the screw until the worm gear is removed

Contents

Husqvarna Chain Saws Workshop Manual101 Anti-vibration system LIST OF CONTENTSAir filter Tank unitGeneral SafetyUpdates INTRODUCTIONRepair of a specific sub-assembly Dismantling and reassembly of the entire chain sawINTRODUCTION SAFETY REGULATIONS General InstructionsSpecial instructions 6 - English TECHNICAL DATATECHNICAL DATA 8 - English TECHNICAL DATATECHNICAL DATA 10 - English TECHNICAL DATATECHNICAL DATA 12 - English TECHNICAL DATATECHNICAL DATA 502 50 18-01 4 mm 502 50 19-01 3 mm 502 50 88-01 5 mm TOOLSTools for all chain saws 502 50 57-01 3/16 502 50 16-01 6 mm 502 50 64-01 5 mmcompl 502 50 Tools for saws 36 andTools for saws 40, 45, 51 and TOOLScompl 502 51 Tools for saws 42, 242 andTools for saws 254, 257 and TOOLScompl 502 51 Tools for saws 61, 268 andTools for saws 281 and TOOLScompl 502 51 Tools for saws 394 andTOOLS 3 mm 4 mm 5 mm 3/16 8 mm 10 mm 502 50Designation List of toolsTOOLS Order numberCharacter key SERVICE DATA Saws 36 andEnglish SERVICE DATASERVICE DATA Saws 42, 242 and Character key22 - English English SERVICE DATA24 - English Saws 40 andSERVICE DATA Character keyEnglish SERVICE DATA26 - English Saws 51 andSERVICE DATA Character key3-4English SERVICE DATA28 - English SERVICE DATA Saws 254 and5254 Character keyEnglish SERVICE DATASERVICE DATA Character key30 - English English SERVICE DATASERVICE DATA Saws 61, 268 and Character key32 - English English SERVICE DATASERVICE DATA Saws 281 and Character key34 - English English SERVICE DATASERVICE DATA Character key36 - English 3-5 5-6 SERVICE DATA20-22,5 10-12 12-14 30-40 2-3SERVICE DATA Saw Character key38 - English English SERVICE DATAIdling low rpm cont TROUBLE SHOOTING Trouble shooting schematicStarting Idling low rpmAcceleration and retardation TROUBLE SHOOTINGTrouble shooting methods High rpmWear protective glasses SAFETY EQUIPMENTChain brake DismantlingSAFETY EQUIPMENT 44 - English Cleaning and InspectionAssembly SAFETY EQUIPMENTSAFETY EQUIPMENT 46 - English SAFETY EQUIPMENTChecking brake operation SAFETY EQUIPMENTThe engine should not be running during the test SAFETY EQUIPMENT Chain catcher DescriptionReplacing Do not touch the muffler until it has cooled. Risk of burns MufflerSAFETY EQUIPMENT Dismantlingwhen working on a catalytic converterWARNING SAFETY EQUIPMENTCleaning and Inspection AssemblyDismantling SAFETY EQUIPMENT Stop switchCleaning and Inspection AssemblyThe fuel used in the chain saw poses the following hazards Throttle lockSAFETY EQUIPMENT DismantlingSAFETY EQUIPMENT Check that the springs, where fitted, are Cleaning and inspectionSAFETY EQUIPMENT Clean all parts1. The liquid and its vapours are poisonous SAFETY EQUIPMENTAssembly The fuel used in the chain saw poses the following hazards56 - English SAFETY EQUIPMENTSTARTER DismantlingWear protective glasses Remove the parts of the old ferrule Changing the ferruleCleaning and Inspection STARTERSTARTER AssemblySTARTER Check the cord tension60 - English Dismantling ELECTRICAL SYSTEM Ignition systemELECTRICAL SYSTEM ELECTRICAL SYSTEM Cleaning and InspectionAssembly Clean all parts, especially the flywheel and shaft taper64 - English Stop switchFitting the spark plug cover ELECTRICAL SYSTEMDescription Trouble shootingHandle heating ELECTRICAL SYSTEMChecking the heat loops in the rear handles Checking the power switchELECTRICAL SYSTEM Checking the generatorDismantling CENTRIFUGAL CLUTCHCleaning and Inspection Clean all parts and inspect the followingCENTRIFUGAL CLUTCH Assembly CENTRIFUGAL CLUTCHNOTE! The bearing can also be greased later through the hole on the crankshaft LUBRICATION SYSTEM Dismantling70 - English LUBRICATION SYSTEM 72 - English LUBRICATION SYSTEM36/41 40/4551/55 LUBRICATION SYSTEMLUBRICATION SYSTEM 40/4574 - English Turn the screw until the worm gear is removed Dismantling the oil pumps worm gearLUBRICATION SYSTEM First screw the tool onto the entire worm gearCleaning and Inspection That the taper on the adjuster screw shows no signs of wearLUBRICATION SYSTEM Assembling the worm gear Assembling the oil pumpLUBRICATION SYSTEM 78 - English LUBRICATION SYSTEMLUBRICATION SYSTEM Saws 42, 61, 242, 246, 254, 257, 262, 268, 272, 281, 288, 394 and LUBRICATION SYSTEM40/45 36/4150/51 LUBRICATION SYSTEM82 - English LUBRICATION SYSTEM40/45 51/55The fuel used in the chain saw poses the following hazards CARBURETTORDescription DesignOperation CARBURETTOR1. The liquid and its vapours are poisonous CARBURETTORDismantling The fuel used in the chain saw poses the following hazards86 - English Tillotson HS 228 BTillotson HS 255 B CARBURETTORTillotson HS 260 A Walbro HDA and HDCARBURETTOR 88 - English Walbro WJWalbro WG CARBURETTORWalbro WT ZAMA C1Q-EL1CARBURETTOR 1. The liquid and its vapours are poisonous Cleaning and InspectionCARBURETTOR The fuel used in the chain saw poses the following hazardsThe fuel used in the chain saw poses the following hazards AssemblyCARBURETTOR PlugsCARBURETTOR Tillotson HS 228 B92 - English Tillotson HS 255 B CARBURETTORCARBURETTOR Tillotson HS 260 A94 - English CARBURETTOR Walbro HDA och HDCARBURETTOR Walbro WJ96 - English Walbro WG CARBURETTORCARBURETTOR Walbro WT98 - English ZAMA C1Q-EL1 CARBURETTORThe fuel used in the chain saw poses the following hazards Pressure testingRefitting onto chain saw CARBURETTORCompressed air at a high pressure can damage the foam AIR FILTER268K, 272K and 272S PrefilterAIR FILTER Main filter102 - English The fuel used in the chain saw poses the following hazards TANK UNITCleaning and Inspection Dismantling268K Bolts placed atTANK UNIT 262XPAssembly TANK UNITEnsure that the fuel pipe and throttle cable are not damaged 106 - English ANTI-VIBRATION SYSTEMDescription DismantlingANTI-VIBRATION SYSTEM AssemblyPISTON AND CYLINDER Dismantling108 - English Cleaning and Inspection PISTON AND CYLINDER1. The piston crown 2. The top of the cylinder bore PISTON AND CYLINDER Faults and causesPISTON AND CYLINDER Assembly112 - English PISTON AND CYLINDERCrankcase and cylinder Pressure testingPISTON AND CYLINDER Decompression valveCRANKCASE AND CRANKSHAFT DismantlingEnsure that no dirt or foreign particles enter the bearings CRANKCASE AND CRANKSHAFT Cleaning and Inspection CRANKCASE AND CRANKSHAFT116 - English Assembly CRANKCASE AND CRANKSHAFTEnsure 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 CRANKSHAFTCRANKCASE AND CRANKSHAFT Ensure that dirt and foreign particles do not enter the bearing120 - English CRANKCASE AND CRANKSHAFT Bar boltsChanging the seals CRANKCASE AND CRANKSHAFTDismantling CRANKCASE AND CRANKSHAFT Assembly3120 CRANKCASE AND CRANKSHAFT3.5 mm 42, 242, 246 1 mm