New Holland T8.275 Manuel utilisateur

Part number 47533593

2nd edition English

October 2013

SERVICE MANUAL

T8.275 / T8.300 / T8.330 /

T8.360 / T8.390 / T8.420

Continuously Variable Transmission (CVT)

Tractor

PIN ZCRC02586 and above

PrintedinU.S.A.

Racine Wisconsin 53404 U.S.A.

Contents

INTRODUCTION

Engine.......................................................................................10

[10.001]Engineandcrankcase.............................................................10.1

[10.101]Cylinderheads.....................................................................10.2

[10.114]Pumpdrives........................................................................10.3

[10.202]Aircleanersandlines..............................................................10.4

[10.216]Fueltanks..........................................................................10.5

[10.310]Aftercooler..........................................................................10.6

[10.400]Enginecoolingsystem.............................................................10.7

[10.414]Fananddrive......................................................................10.8

[10.500]SelectiveCatalyticReduction(SCR)exhausttreatment...........................10.9

Powercoupling...........................................................................19

[19.100]Driveshaft..........................................................................19.1

Transmission..............................................................................21

[21.504]ContinuouslyVariableTransmission(CVT)........................................21.1

[21.505]ContinuouslyVariableTransmission(CVT)externalcontrols......................21.2

[21.507]ContinuouslyVariableTransmission(CVT)internalcomponents..................21.3

[21.506]ContinuouslyVariableTransmission(CVT)lubricationsystem....................21.4

Four-WheelDrive(4WD)system..................................................23

[23.202]Electro-hydrauliccontrol...........................................................23.1

[23.314]Driveshaft..........................................................................23.2

Frontaxlesystem.......................................................................25

[25.100]Poweredfrontaxle.................................................................25.1

[25.102]Frontbevelgearsetanddifferential...............................................25.2

[25.108]Finaldrivehub,steeringknuckles,andshafts.....................................25.3

[25.122]Axlesuspensioncontrol............................................................25.4

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Rearaxlesystem........................................................................27

[27.100]Poweredrearaxle..................................................................27.1

[27.106]Rearbevelgearsetanddifferential................................................27.2

[27.120]Planetaryandnaldrives..........................................................27.3

PowerTake-Off(PTO).................................................................31

[31.104]Rearelectro-hydrauliccontrol......................................................31.1

[31.110]One-speedrearPowerTake-Off(PTO)............................................31.2

[31.114]Two-speedrearPowerT ake-Off(PTO)............................................31.3

[31.146]FrontPowerTake-Off(PTO).......................................................31.4

Brakesandcontrols....................................................................33

[33.110]Parkingbrakeorparkinglock......................................................33.1

[33.202]Hydraulicservicebrakes...........................................................33.2

[33.220]Trailerbrakehydrauliccontrol......................................................33.3

[33.224]Trailerbrakepneumaticcontrol....................................................33.4

Hydraulicsystems.......................................................................35

[35.000]Hydraulicsystems..................................................................35.1

[35.102]Pumpcontrolvalves................................................................35.2

[35.106]Variabledisplacementpump.......................................................35.3

[35.114]Three-pointhitchcontrolvalve.....................................................35.4

[35.124]Three-pointhitchhydraulicadjustment............................................35.5

[35.204]Remotecontrolvalves.............................................................35.6

[35.300]Reservoir,cooler,andlters........................................................35.7

[35.304]Combinationpumpunits...........................................................35.8

Pneumaticsystem......................................................................36

[36.100]Pneumaticsystem..................................................................36.1

Hitches,drawbars,andimplementcouplings..................................37

[37.110]Rearthree-pointhitch..............................................................37.1

[37.162]Fronthitch..........................................................................37.2

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Steering.....................................................................................41

[41.101]Steeringcontrol....................................................................41.1

[41.200]Hydrauliccontrolcomponents......................................................41.2

[41.206]Pump...............................................................................41.3

Cabclimatecontrol.....................................................................50

[50.100]Heating.............................................................................50.1

[50.200]Airconditioning.....................................................................50.2

[50.300]Cabpressurizingsystem...........................................................50.3

Electricalsystems.......................................................................55

[55.012]Enginecoolingsystem.............................................................55.1

[55.015]Enginecontrolsystem..............................................................55.2

[55.024]Transmissioncontrolsystem.......................................................55.3

[55.045]Frontaxlecontrolsystem..........................................................55.4

[55.046]Rearaxlecontrolsystem...........................................................55.5

[55.050]Heating,Ventilation,andAir-Conditioning(HVAC)controlsystem.................55.6

[55.051]CabHeating,Ventilation,andAir-Conditioning(HVAC)controls...................55.7

[55.100]Harnessesandconnectors.........................................................55.8

[55.130]Rearthree-pointhitchelectroniccontrolsystem...................................55.9

[55.201]Enginestartingsystem...........................................................55.10

[55.301]Alternator.........................................................................55.11

[55.302]Battery............................................................................55.12

[55.404]Externallighting..................................................................55.13

[55.405]Externallightingswitchesandrelays............................................55.14

[55.408]Warningindicators,alarms,andinstruments....................................55.15

[55.512]Cabcontrols......................................................................55.16

[55.514]Cablighting......................................................................55.17

[55.518]Wiperandwashersystem........................................................55.18

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[55.640]Electronicmodules...............................................................55.19

[55.988]SelectiveCatalyticReduction(SCR)electricalsystem..........................55.20

[55.DTC]FAULTCODES..................................................................55.21

Platform,cab,bodywork,anddecals.............................................90

[90.100]Enginehoodandpanels...........................................................90.1

[90.102]Engineshields,hoodlatches,andtrims...........................................90.2

[90.118]Protectionsandfootboards.........................................................90.3

[90.124]Pneumatically-adjustedoperatorseat..............................................90.4

[90.150]Cab.................................................................................90.5

[90.151]Cabinterior.........................................................................90.6

[90.160]Cabinteriortrimandpanels........................................................90.7

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INTRODUCTION

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Contents

INTRODUCTION

Foreword-Importantnoticeregardingequipmentservicing....................................3

T8.275[ZCRC02586-]NA,T8.300[ZCRC02586-]NA,T8.330[ZCRC02586-]NA,T8.360[ZCRC02586-]NA,T8.390

[ZCRC02586-]NA,T8.420[ZCRC02586-]NA

Safetyrules.....................................................................................4

T8.275NA,T8.300NA,T8.330NA,T8.360NA,T8.390NA,T8.420

Safetyrules-Generalmaintenancesafety.....................................................5

T8.275[ZCRC02586-]NA,T8.300[ZCRC02586-]NA,T8.330[ZCRC02586-]NA,T8.360[ZCRC02586-]NA,T8.390

[ZCRC02586-]NA,T8.420[ZCRC02586-]NA

Safetyrules-PersonalProtectiveEquipment(PPE)...........................................6

T8.275[ZCRC02586-]NA,T8.300[ZCRC02586-]NA,T8.330[ZCRC02586-]NA,T8.360[ZCRC02586-]NA,T8.390

[ZCRC02586-]NA,T8.420[ZCRC02586-]NA

Safetyrules-DoNotOperatetag..............................................................7

T8.275[ZCRC02586-]NA,T8.300[ZCRC02586-]NA,T8.330[ZCRC02586-]NA,T8.360[ZCRC02586-]NA,T8.390

[ZCRC02586-]NA,T8.420[ZCRC02586-]NA

Safetyrules-Ecologyandtheenvironment....................................................8

T8.275[ZCRC02586-]NA,T8.300[ZCRC02586-]NA,T8.330[ZCRC02586-]NA,T8.360[ZCRC02586-]NA,T8.390

[ZCRC02586-]NA,T8.420[ZCRC02586-]NA

Torque-Minimumtighteningtorquesfornormalassembly.....................................9

T8.275,T8.300,T8.330,T8.360,T8.390,T8.420

Capacities.....................................................................................14

T8.275[ZCRC02586-]NA,T8.300[ZCRC02586-]NA,T8.330[ZCRC02586-]NA,T8.360[ZCRC02586-]NA,T8.390

[ZCRC02586-]NA,T8.420[ZCRC02586-]NA

Productidentication..........................................................................16

T8.275[ZCRC02586-]NA,T8.300[ZCRC02586-]NA,T8.330[ZCRC02586-]NA,T8.360[ZCRC02586-]NA,T8.390

[ZCRC02586-]NA,T8.420[ZCRC02586-]NA

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INTRODUCTION

Foreword-Importantnoticeregardingequipmentservicing

T8.275[ZCRC02586-]NA,T8.300[ZCRC02586-]NA,T8.330[ZCRC02586-]NA,T8.360[ZCRC02586-]NA,T8.390[ZCRC02586-]NA,T8.420

[ZCRC02586-]NA

Allrepairandmaintenanceworklistedinthismanualmustbecarriedoutonlybyqualieddealershippersonnel,

strictlycomplyingwiththeinstructionsgiven,andusing,wheneverpossible,thespecialtools.

Anyonewhoperformsrepairandmaintenanceoperationswithoutcomplyingwiththeproceduresprovidedherein

shallberesponsibleforanysubsequentdamages.

Themanufacturerandalltheorganizationsofitsdistributionchain,including-withoutlimitation-national,regional,or

localdealers,rejectanyresponsibilityfordamagescausedbypartsand/orcomponentsnotapprovedbythemanu-

facturer,includingthoseusedfortheservicingorrepairoftheproductmanufacturedormarketedbythemanufacturer.

Inanycase,nowarrantyisgivenorattributedontheproductmanufacturedormarketedbythemanufacturerincase

ofdamagescausedbypartsand/orcomponentsnotapprovedbythemanufacturer.

Theinformationinthismanualisup-to-dateatthedateofthepublication.Itisthepolicyofthemanufacturerfor

continuousimprovement.Someinformationcouldnotbeupdatedduetomodicationsofatechnicalorcommercial

type,orchangestothelawsandregulationsofdifferentcountries.

Incaseofquestions,refertoyourNEWHOLLANDSalesandServiceNetworks.

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INTRODUCTION

Safetyrules

T8.275NA,T8.300NA,T8.330NA,T8.360NA,T8.390NA,T8.420

Personalsafety

Thisisthesafetyalertsymbol.Itisusedtoalertyoutopotentialpersonalinjuryhazards.Obeyall

safetymessagesthatfollowthissymboltoavoidpossibledeathorinjury.

Throughoutthismanualandonmachinedecals,youwillndthesignalwordsDANGER,WARNING,andCAUTION

followedbyspecialinstructions.Theseprecautionsareintendedforthepersonalsafetyofyouandthoseworking

withyou.

Readandunderstandallthesafetymessagesinthismanualbeforeyouoperateorservicethemachine.

DANGERindicatesahazardoussituationwhich,ifnotavoided,willresultindeathorseriousinjury.The

colorassociatedwithDANGERisRED.

WARNINGindicatesahazardoussituationwhich,ifnotavoided,couldresultindeathorseriousinjury.

ThecolorassociatedwithWARNINGisORANGE.

CAUTION,usedwiththesafetyalertsymbol,indicatesahazardoussituationwhich,ifnotavoided,couldresult

inminorormoderateinjury.ThecolorassociatedwithCAUTIONisYELLOW.

FAILURETOFOLLOWDANGER,WARNING,ANDCAUTIONMESSAGESCOULDRESULT

INDEATHORSERIOUSINJURY.

Machinesafety

NOTICE:Noticeindicatesasituationwhich,ifnotavoided,couldresultinmachineorpropertydamage.Thecolor

associatedwithNoticeisBLUE.

ThroughoutthismanualyouwillndthesignalwordNoticefollowedbyspecialinstructionstopreventmachineor

propertydamage.ThewordNoticeisusedtoaddresspracticesnotrelatedtopersonalsafety.

Information

NOTE:Noteindicatesadditionalinformationwhichclariessteps,procedures,orotherinformationinthismanual.

ThroughoutthismanualyouwillndthewordNotefollowedbyadditionalinformationaboutastep,procedure,or

otherinformationinthemanual.ThewordNoteisnotintendedtoaddresspersonalsafetyorpropertydamage.

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