TRACTORS TL70A--TL80A--TL90A--TL100A SERVICEMANUAL SECTIONS GENERALGUIDELINES00 ...................................................... ENGINE 10 ..................................................................... CLUTCH 18 ..................................................................... TRANSMISSION21 .............................................................. DRIVELINES 23 ................................................................ FRONTMECHANICALTRANSMISSION25 ........................................ REARMECHANICALTRANSMISSION27 ......................................... POWERTAKE-OFF31 .......................................................... BRAKES 33 ..................................................................... HYDRAULICSYSTEMS35 ....................................................... STEERING 41 ................................................................... AXLEANDWHEELS44 .......................................................... CABAIRCONDITIONINGSYSTEM50 ............................................ ELECTRICALSYSTEM55 ........................................................ PLATFORM,CAB,BODYWORK90 ............................................... SERVICE
INTRODUCTION
◊ Thismanualisdividedintosectionsidentifiedbytwo--figurenumbersandeachsectionhasindependentpage numbering.
Foreasyreference,thesesectionshavethesamenumbersandnamesastheRepairsRateBooksections.
◊ Thedifferentsectionscaneasilybefoundbyconsultingthetableofcontentsonthefollowingpages.
◊ Thedocumentnumberofthemanualandtheedition/updatedatesaregivenatthebottomofeachpage.
◊ Pagesupdatedinthefuturewillbeidentifiedbythesamedocumentnumberfollowedbyatwo--figureupdate number(e.g.,1 st Update603.54.511.01;2 nd Update603.54.511.02;etc.)andbythecorrespondingissue date.
Thesepageswillbesupplementedbyareprintoftheupdatedcontentspage.
◊ Theinformationcontainedinthismanualwascurrentonthedateprintedoneachsection.AsNEWHOLLAND constantlyimprovesitsproductrange,someinformationmaybeoutofdatesubsequenttomodificationsimplementedfortechnicalorcommercialreasons,ortomeetlegalrequirementsindifferentcountries. Intheeventofconflictinginformation,consulttheNEWHOLLANDSalesandServiceDepartments.
IMPORTANTWARNINGS
◊ AllmaintenanceandrepairworkdescribedinthismanualmustbeperformedexclusivelybyNEWHOLLAND servicetechnicians,instrictaccordancewiththeinstructionsgivenandusinganyspecifictoolsnecessary.
◊ Anyoneperformingtheoperationsdescribedhereinwithoutstrictlyfollowingtheinstructionsispersonallyresponsibleforanyeventualinjuryordamagetoproperty.
◊ TheManufacturerandallorganisationsbelongingtotheManufacturerísdistributionnetwork,includingbut notrestrictedtonational,regionalorlocaldistributors,willacceptnoresponsibilityforpersonalinjuryordamagetopropertycausedbyabnormalfunctionofpartsand/orcomponentsnotapprovedbytheManufacturer, includingthoseusedformaintenanceand/orrepairoftheproductmanufacturedormarketedbytheManufacturer.
Inanycase,theproductmanufacturedormarketedbytheManufactureriscoveredbynoguaranteeofany kindagainstpersonalinjuryordamagetopropertycausedbyabnormalfunctionofpartsand/orcomponents notapprovedbytheManufacturer.
TEXTANDILLUSTRATIONSARETHEPROPERTY OFCNHITALIAS.p.A. Nopartofthetextorillustrations maybereproduced PRINTEDINITALY CNHITALIAS.p.A.--VialedelleNazioni,55--41100MODENA--Italy ProductSupport--TechnicalInformation PrintNo. 603.54.511.00 --03--2006
CONTENTVOLUME1
PageDate
00--GENERALGUIDELINES
Generalinstructions .....1--203--06
Safetyregulations .......3--4--503--06
Consumables...........603--06
10--ENGINE
Summary...............103--06
Generalspecifications ....2to403--06
Fuelsystemdata ........503--06
Crankshaftandengine blockdata..............603--06
Connectingroddata .....703--06
Pistondata.............7--803--06
Timinggeardata ........8--903--06
Cylinderheaddata ......9--1003--06
TighteningTorques ......11--1203--06
Tools..................1303--06
Viewof4--cylinderengine mod.TL70AandTL80A..1403--06
Viewof4--cylinderengine mod.TL90AandTL100A.1503--06
Enginecoolingandlubricationdiagrams........... 16--1703--06
Componentpartsofcylinderheadmod.TL70Aand TL80A .................1803--06
Componentpartsofcylinderheadmod.TL90Aand TL100A ................1903--06
Componentpartsofadditionalcounterweights 2003--06
Troubleshooting .........21to2403--06
Engineremoval--installation.................... 25to4403--06
Enginedisassembly--assembly.................45to7803--06
Checksandmeasurements--cylinderblockand liners..................79to8103--06
Checksandmeasurements--crankshaft,bearingsandflywheel ........82to8303--06
Checksandmeasurements--connectingrods.84to8503--06
ments--pistons.........86to8903--06
ments--camshaft,tappets andvalves..............90to9303--06
CONTENT 3 603.54.511.00 --03--2006
Checksandmeasure-
Checksandmeasure-
Checksandmeasurements--cylinderhead ....9403--06 Functionaltestingonlow engineoilpressureindicator.....................9503--06 Checksandmeasurements--coolingsystem..9603--06 Replacingcrankshaftfront seal...................97to9903--06 Replacingcrankshaftrear seal...................100to10203--06 Adjustingtappet,valveand rockerarmclearance....103to10503--06 Removal--Installation--injectors.................106to10803--06 Removal--Installation-Boschinjectionpump....109to11303--06 Boschinjectionpump--timing....................114to11803--06 Boschinjectionpump--air bleeding ................11803--06 Removal--Installation-coolantpump...........119--12003--06 Removal--Installation-thermostatvalve.........121--12203--06 Removal--Installation-radiator................ 123to12803--06 Coolantpumpdrivebeltadjustment................129to13003--06 18--CLUTCH Summary...............103--06 Data...................203--06 TighteningTorques ......303--06 Tools..................303--06 Cross--sectionalviews...403--06 Troubleshooting .........503--06 Checksandmeasurements--clutch..........6--703--06 Adjustments--clutchpedal803--06 Removal--Installation-clutch..................9to1103--06 ClutchOverhaul .........12to1503--06
PageDate
PageDate
Adjustments--clutchdisengagementlevers ........1603--06
21--TRANSMISSIONS
CHAPTER1--Transmissionand rangegear(12x4)
Summary...............103--06
Data...................203--06
TighteningTorques ......303--06
Tools..................4--503--06
Cross--sectionalviews...6--703--06
Description&Operation..803--06
Troubleshooting .........803--06
Transmissionlongitudinal cutawaysectionview....903--06
CHAPTER2--Reverser Summary...............103--06
Data...................203--06
TighteningTorques ......303--06
Tools..................403--06
Cross--sectionalviews...4--503--06
Description&Operation..603--06
Troubleshooting .........603--06
Disassembly--Assembly-clutchcasing--reverser...7to1003--06
Transmissionlongitudinal cutawaysectionview....11--1203--06
CHAPTER3--DualCommand (2SpeedPowerShift)
Summary...............103--06
Data...................2--303--06
TighteningTorques ......403--06
Tools..................503--06
Cross--sectionalviews...6to803--06
Description&Operation..10to1503--06
Troubleshooting .........16--1703--06
Removal--Installation-clutchcasingwithDual Command(2SpeedPower Shift)..................18to2603--06
Disassembly--Assembly-clutchcasingwithDual Command(2SpeedPower Shift)..................27to3503--06
603.54.511.00 --03--2006
4 CONTENT
PageDate Controlrodadjustments..3603--06 Removal--Installation-DualCommand(2Speed PowerShift)solenoidvalve37to4003--06 Workingpressuretest....4003--06 Removal--Installation-DualCommand(2Speed PowerShift)controlvalve41to4403--06 Disassembly--Assembly-DualCommand(2Speed PowerShift)controlvalve.45--4603--06 Transmissionlongitudinal cutawaysectionview....4703--06 CHAPTER4--Reverserandcreeper
Summary...............103--06 Data...................203--06 Tighteningtorque........303--06 Tools..................4to503--06 Cross--sectionalviews...6to703--06 Description&Operation..803--06 Troubleshooting .........803--06 Replacingclutchcasing-reverserandcreeperunit.9to1303--06 Endfloatadjustmentbetweenshaftandsupport..14to1503--06 Transmissionlongitudinal cutawaysectionview....1603--06 CHAPTER5--PowerShuttletransmissionwithDual Command(2Speed PowerShift)function Summary...............103--06 Data...................2--303--06 Tighteningtorque........4--503--06 Tools..................6--703--06 Cross--sectionalviews...8to1003--06 Description&Operation..11to1703--06 Rangeandgearleverpositionsensoradjustment18--1903--06 Disassembly--Assembly-clutchcasingwithpower shuttleandDualCommand (2SpeedPowerShift) ....20to2603--06 Disassembly--Assembly-clutch(A)and(B)........27--3203--06
unit
......303--06
pinsandbearings .......4303--06
.........603--06
vicescontrolvalve.......7to903--06
servicescontrolvalve....10to1103--06
drivegearcasing ........12to1603--06
......4--503--06
.........1703--06
entialwithLIM--SLIP.....32--3303--06
Overhaul--differentiallock unit....................34--3503--06
Disassembly--Assembly-frontepicyclicfinaldrive withoutbrake ...........36to3803--06 Replacingwheelhubseal withoutbrake. ...........3903--06
CONTENT 5 603.54.511.00 --03--2006
Calibrations.............3303--06 HHMENUaccess.......33--3403--06
Transmissionfaultcodes.38to4003--06
Summary...............103--06 Data...................203--06 TighteningTorques
Tools..................303--06
Troubleshooting
Removal--Installation--ser-
Disassembly--Assembly--
Removal--Installation--
25--FRONTMECHANICALTRANSMISSION Summary...............103--06 Data...................2to403--06 TighteningTorques
Tools..................6to803--06 Cross--sectionalviews...9to1303--06 Description&Operation..14--1503--06 Rulesforcorrectlyfittingthe
Troubleshooting
Removal--Installation--
Disassembly--Assembly--
Overhaul--frontdifferential3103--06 Overhaul--frontaxlediffer-
PageDate
ClutchcalibrationH1menu transmission............35to3703--06
23--DRIVELINES
Cross--sectionalviews...403--06 Description&Operation..503--06
Disassembly--Assembly-drivegearcasing ........17to2003--06
axlesupporttotheengine1603--06
frontaxle...............18to2103--06
frontaxle...............22to3003--06
PageDate Disassembly--Assembly--
Replacingwheelhubseal
Replacingsteeringknuckle
Stubaxleadjustments....44--4503--06 Adjustments--beveldrive46to5203--06 27--REARMECHANICALTRANSMISSION Summary...............103--06 Data...................2--303--06 TighteningTorques ......3--403--06 Tools..................5to903--06 Cross--sectionalviews...10to1403--06 Description&Operation..1503--06 Troubleshooting .........16--1703--06 Removal--Installation-transmission--gearbox casing.................18to3103--06 Disassembly--Assembly-transmission--gearbox casing.................32to3903--06 Gearboxdrivingshaftend floatadjustment.........4003--06 Adjustments--differential lockengagementsleeve position................4103--06 Determiningthebevelpinionpositioningadjustment ring....................42to4303--06 Taperedrollerbearings adjustmentforpinionshaft4403--06 Adjustingthebevelcrown wheelbearingsandcheckingtheclearancebetween thesidesofthebeveldrive teeth...................45to4803--06 Differentialpinionandside gearbacklashadjustment.49--5003--06 Differentiallockpedaltravel adjustment.............5103--06 Removal--Installation-finaldrive...............52to5503--06 Disassembly--Assembly-epicyclicfinaldrive.......5503--06 Disassembly--Assembly-drivewheelshaft ........56--5703--06
frontepicyclicfinaldrive withbrake..............40--4103--06
withbrake..............4203--06
31--POWERTAKE--OFF
PageDate
CHAPTER1--Mechanicalpower take--off
33--BRAKES
603.54.511.00 --03--2006
6 CONTENT
Summary...............103--06 Data...................2to403--06 Tools..................503--06 TighteningTorques
Cross--sectionalviews...7to903--06 Description&Operation..10--1103--06 Troubleshooting
Removal--Installation-powertake--off.......... 12to14 03--06 Disassembly--Assembly-powertake--off..........15to1703--06
Summary...............103--06 Data...................2to503--06 Tools..................503--06 TighteningTorques
Cross--sectionalviews...7to1203--06 Description&Operation..13to2203--06 AdditionalPTOcontrolsfor cab--versiontractorswith PowerShuttletransmissions...............23--2403--06 Troubleshooting .........2503--06 Replacingthepowertake-offbrake...............26--2703--06 Removal--Installation-powertake--off..........28to3103--06 Disassembly--Assembly-powertake--off..........32to3803--06
......5--603--06
.........1103--06
CHAPTER2--Electro--hydraulic powertake--off
......603--06
CHAPTER1--Brakes Summary...............103--06 Data...................103--06 TighteningTorques
Cross--sectionalviews...3--403--06 Tools..................4--503--06 Description&Operation..403--06 PageDate Hydraulicdiagram-brakes.................503--06 Pilotvalveoperation .....603--06 Troubleshooting .........703--06 Adjustments--parking handbraketravel ........803--06 Removal--Installation/Disassembly--Assemblyparkingbrakecasing.........9to1103--06 Servicebrakecircuitair bleeding ................1203--06 Removal--Installation-servicebrakepump......13--1403--06 Adjustingtheheightofthe servicebrakepedals .....1403--06 Removal--Installation-servicebrake...........15to1903--06 CHAPTER2--TrailerAirBrakes Summary...............103--06 Data...................103--06 TighteningTorques ......203--06 Tools..................203--06 Cross--sectionalviews...3to603--06 Description&Operation..6--703--06 Operationofsingletrailer brakecircuitcomponents.8to1303--06 Troubleshooting .........1403--06 Pressuretests..........15to1903--06 35--HYDRAULICSYSTEMS CHAPTER1--Rearmechanical hydrauliclift Summary...............103--06 Data...................2to603--06 TighteningTorques ......7--803--06 Tools..................903--06 Cross--sectionalviews...10--1103--06 Description&Operation..12to1503--06 Troubleshooting .........16--1703--06 Hydraulicliftpumpcomponents ..................18--1903--06 Pumpsealkitreplacement1903--06 Disassembly--Assembly-LIFT--O--MATICcontrol...2003--06 Adjustments--liftrod mechanism .............21--2203--06
......203--06
PageDate
LIFT--O--MATICdeviceupwardtraveladjustment...2303--06
Disassembly--Assembly-externalliftcontrols.......2403--06
Removal--Installation--lift.25to3103--06
Disassembly--Assembly-lift.....................32to3603--06
Adjustingthelift.........37to4203--06
Removal--Installation--lift controlvalve............43--4403--06
Disassembly--Assembly-liftcontrolvalve.........45to4903--06
Liftpressurereliefvalve-removal/installationand setting.................5003--06
CHAPTER2--Opencentresystem auxiliarycontrolvalves
Summary...............103--06
Data...................103--06
Tools..................103--06
TighteningTorques ......203--06
Cross--sectionalviews...3to503--06
Description&Operation..6to903--06
Disassembly--Assembly-auxiliarycontrolvalves...10--1103--06
Rodhardeningtest ......1103--06
Blow--bytest............1203--06
Adjustmentoftheautomaticdetentreleasepressure...................1203--06
Removal--Installation-flowcontrolvalve........1303--06
Adjustments--flowcontrol valve..................14--1503--06
CHAPTER3--Auxiliarycontrol valves(BOSCH)
Summary...............103--06
Data...................203--06
Tools..................203--06
TighteningTorques ......303--06
ViewofBOSCHauxiliary controlvalvecomponents.403--06
Description&Operation..4--503--06
Controlvalvecomponents6to903--06
Description&Operation..10to1803--06
BOSCHauxiliarycontrol valves.................19to2103--06
BOSCHauxiliarycontrol valves.................22to2603--06 CHAPTER4--Trailerbrakeauxiliary controlvalve
CONTENT 7 603.54.511.00
--03--2006
PageDate
Disassembly--Assembly--
Summary...............103--06 Cross--sectionalviews...103--06 Description&Operation..1--903--06 Troubleshooting .........10to1203--06 CHAPTER5--Supplementary Cylinder Summary...............103--06 Data...................103--06 Cross--sectionalviews...103--06 Description&Operation..103--06 Removal--Installation/Disassembly--Assembly-supplementarycylinder...203--06 CHAPTER6--ElectronicLift Summary...............103--06 Precautions.............103--06 Data...................2--303--06 TighteningTorques ......403--06 Tools..................403--06 Viewofelectronicliftcomponents 503--06 Electronicliftcontrollayout6--703--06 Description&Operation..8to1103--06 Anti--dampingdevicefor implementscarriedonthe lift.....................12to1303--06 Faultcodedecoding.....13to1403--06 Diagnostics .............14to5403--06 Liftelectroniccontrolunit.5503--06 Removal--Installation-electronicliftcontrolpanel 5603--06 Liftarmpotentiometerreplacement.............. 5703--06 Removal--Installation-draftsensor............. 58--5903--06 Calibrationoftheelectronicliftarmspotentiometer.................. 60--6103--06
Removal--Installation--
603.54.511.00 --03--2006
8 CONTENT
PageDate Removal--Installation-electroniclift............ 62to6703--06 Removal--Installation--hydrauliccontrolvalve...... 68--6903--06 CHAPTER7--Ventralcontrolvalves forWalvoil--typeopen centresystem Summary...............103--06 Ventralcontrolvalvespecifications............... 103--06 TighteningTorques ......203--06 Ventralcontrolvalve.....3--403--06 Ventralcontrolvalvejoystick...................5to7 03--06 Controlvalvecircuit.....803--06 Hydraulicdiagram.......903--06 Descriptionandoperation ofventralcontrolvalve...10to1803--06
CONTENTS VOLUME 2
CONTENT 1 603.54.511.00 03 2006
PageDate 35 HYDRAULIC SYSTEMS(*) CHAPTER 8 Front Loader Summary. . . . . . . . . . . . . . 103 06 Specifications. . . . . . . . . . . 2 303 06 Maximum permissible front axle weights. . . . . . . . . . . . 303 06 Tightening Torques. . . . . . 403 06 Diagrams. . . . . . . . . . . . . . 5 to 703 06 Ventral control valve specifications. . . . . . . . . . . . . . . 8 903 06 Ventral control valve joystick. . . . . . . . . . . . . . . . . . . 10 to 1203 06 System switching full and dipped beam headlights on lights fitted on handrails. . 13 to 1603 06 Ballasting the tractor for front loader operation. . . . 1703 06 Loader general description18 to 2703 06 Loader installation removal. . . . . . . . . . . . . . . . . . 28 to 3203 06 Implement installation removal. . . . . . . . . . . . . . . . . . 33 to 3603 06 Lift arm types and functions37 to 4503 06 Smooth ride control. . . . . . 46 to 4803 06 Multi Quick coupler connection disconnection. . 49 to 6003 06 Hydraulic functions and flow diagram of loaders. . 61 to 7103 06 Hydraulic Flow Diagrams. 72 to 8803 06 Repair instructions. . . . . . 89 to 9403 06 Hydraulic components. . . 95 to 9903 06 Troubleshooting. . . . . . . . . 100 to 10503 06 (*) Chapters prior to section 35 are in volume 1 PageDate 41 STEERING Summary. . . . . . . . . . . . . . 103 06 Data. . . . . . . . . . . . . . . . . . . 2 to 403 06 Tightening Torques. . . . . . 503 06 View of hydraulic pump components. . . . . . . . . . . . 503 06 View of hydrostatic steering control valve components. . . . . . . . . . . . . . . . . . 603 06 Description & Operation. . 7 to 1003 06 Fault diagnosis. . . . . . . . . . 11 1203 06 Tools. . . . . . . . . . . . . . . . . . 1203 06 Removal Installation hydrostatic steering control valve. . . . . . . . . . . . . . . . . . 13 to 1703 06 Disassembly Assembly hydrostatic control valve. . 18 to 3103 06 Hydrostatic steering control valve bench testing. . . 32 3303 06 Pressure relief valve testing. . . . . . . . . . . . . . . . . . . . 3303 06 Power steering pump components. . . . . . . . . . . . . . . . 34 3503 06 Disassembly Assembly of hydraulic pump to replace seal kit. . . . . . . . . . . 3503 06 Removal Installation steering cylinder. . . . . . . . 36 3703 06 44 AXLES AND WHEELS Summary. . . . . . . . . . . . . . 103 06 Data. . . . . . . . . . . . . . . . . . . 103 06 Front wheel track diagram203 06 Cross sectional views. . . 303 06 Tightening Torques. . . . . . 4 503 06 Tools. . . . . . . . . . . . . . . . . . 503 06 Fault diagnosis. . . . . . . . . . 503 06 Disassembly Assembly wheel axle hub. . . . . . . . . . 6 to 803 06 Removal Installation front axle. . . . . . . . . . . . . . . 9 to 1103 06 Stub axle hub overhaul. . . 12 to 1403 06 Checking leading wheel alignment. . . . . . . . . . . . . . 15 1603 06
2 CONTENT 603.54.511.00 03 2006 PageDate 50 SUBSIDIARY PARTS Summary. . . . . . . . . . . . . . 103 06 Safety regulations. . . . . . . 203 06 Data. . . . . . . . . . . . . . . . . . . 3 403 06 Tools. . . . . . . . . . . . . . . . . . 403 06 Operating principles. . . . . 5 603 06 Conditioning system components. . . . . . . . . . . . . . . . 7 to 1103 06 Warnings for air conditioning system repair operations. . . . . . . . . . . . . . . . . . 1103 06 Cab controls. . . . . . . . . . . . 12 to 1403 06 Instructions for use air conditioning system. . . . . 1503 06 Air conditioning system charging and evacuation recovery/recycling station1503 06 Leak detector. . . . . . . . . . . 1603 06 Air conditioning system maintenance. . . . . . . . . . . . 1703 06 Troubleshooting. . . . . . . . . 1803 06 Fault diagnosis. . . . . . . . . . 19 to 2203 06 System functional testing. 2303 06 Checking for and eliminating gas leaks. . . . . . . . . . . 2403 06 Compressor drive belt tension adjustment. . . . . . . . . 25 2603 06 Removal Installation compressor. . . . . . . . . . . . . 27 to 2903 06 Heating and air conditioning systems piping replacement. . . . . . . . . . . . . . 30 3103 06 Air conditioning piping replacement. . . . . . . . . . . . . . 32 to 3703 06 Condenser replacement3803 06 Dryer filter replacement. . 39 4003 06 Removal Installation heater unit. . . . . . . . . . . . . . 41 to 4303 06 Replacing the air conditioner evaporator. . . . . . . . 44 to 4603 06 Removal Installation electric fan. . . . . . . . . . . . . 47 4803 06 55 ELECTRICAL SYSTEM CHAPTER 1 Instruments Summary. . . . . . . . . . . . . . 103 06 PageDate Control panel. . . . . . . . . . . 2 303 06 Analog/digital instruments403 06 Liquid crystal display. . . . . 5 to 703 06 Access to the setup menu via keypad. . . . . . . . . . . . . 8 1303 06 Calling up functions from keypad. . . . . . . . . . . . . . . . . 13 to 1603 06 Access to the setup menu with the CAL button. . . . . . 17 1803 06 Calling up functions with the CAL button. . . . . . . . . . 1803 06 Transmitters, sensors and switches. . . . . . . . . . . . . . . 19 2603 06 Maintenance. . . . . . . . . . . . 2603 06 CHAPTER 2 Components Summary. . . . . . . . . . . . . . 103 06 Introduction. . . . . . . . . . . . . 103 06 Dashboard controls. . . . . . 2 to 803 06 Right mudguard controls. 9 to 1103 06 In Cab Controls. . . . . . . . . 12 to 1403 06 Controls on right hand cab upright. . . . . . . . . . . . . . . . . 15 1603 06 External controls. . . . . . . . 1703 06 Maintenance. . . . . . . . . . . . 18 1903 06 CHAPTER 3 Components Summary. . . . . . . . . . . . . . 103 06 Technical data. . . . . . . . . . 103 06 Tightening Torques. . . . . . 103 06 Description and Operation203 06 Fault diagnosis. . . . . . . . . . 303 06 Starting and recharging circuit (pre modification). . . 4 503 06 Starting and recharging circuit (post modification). . 6 703 06 System testing. . . . . . . . . . 8 to 1003 06 Starter motor removal, installation and overhaul. . . 10 to 1303 06 Bench testing. . . . . . . . . . . 13 1403 06 CHAPTER 4 Charging system Summary. . . . . . . . . . . . . . 103 06 Technical data. . . . . . . . . . 103 06 Tightening Torques. . . . . . 103 06 Description and Operation2 303 06 System testing and troubleshooting. . . . . . . . . 4 to 903 06
CONTENT 3 603.54.511.00 03 2006 PageDate Removal, Installation and Overhaul . . . . . . . . . . . . . . 1003 06 Alternator components. . . 1103 06 Tests. . . . . . . . . . . . . . . . . . 12 to 1403 06 Disassembly. . . . . . . . . . . . 1503 06 Electronic voltage regulator15 to 1603 06 Inductor winding insulation test. . . . . . . . . . . . . . . . . . . . 16 1703 06 Overhaul, installation. . . . 17 1803 06 CHAPTER 5 Battery Summary. . . . . . . . . . . . . . 103 06 Technical data. . . . . . . . . . 103 06 Description & Operation. . 103 06 Removal Installation battery. . . . . . . . . . . . . . . . . 2 303 06 Battery maintenance. . . . . 4 to 503 06 Battery Charging. . . . . . . . 5 603 06 Battery testing. . . . . . . . . . 6 to 803 06 Battery problems frequent causes. . . . . . . . . . . 803 06 CHAPTER 6 Electrical circuits (pre modification) Summary. . . . . . . . . . . . . . 103 06 Maxi power fuses box. . . . 2 to 403 06 Fuse and relay box . . . . . 4 to 1603 06 Power sockets. . . . . . . . . . 1703 06 Operator safety circuit. . . 1803 06 Grid Heater. . . . . . . . . . . . . 18 1903 06 Electronic flasher. . . . . . . . 1903 06 Ground location points. . . 20 2103 06 How to use the linear wiring diagrams. . . . . . . . . . . . . . . 22 to 2403 06 Symbols used in electrical circuits. . . . . . . . . . . . . . . . . 25 2603 06 Electric wire colour code. 2603 06 Wiring diagram components. . . . . . . . . . . . . . . . . . 27 to 3403 06 Power Shuttle cab version35 to 7003 06 Dual Command (2 Speed Power Shift) cab version. 71 to 10603 06 PageDate Power Shuttle ISO deck version. . . . . . . . . . . . . . . . . 107 to 13003 06 Power Shuttle NASO deck version. . . . . . . . . . . . . . . . . 131 to 15403 06 Dual Command (2 Speed Power Shift) ISO deck version. . . . . . . . . . . . . . . . . . . 155 to 17803 06 Dual Command (2 Speed Power Shift) NASO deck version. . . . . . . . . . . . . . . . . 179 to 20203 06 Control unit input output diagrams. . . . . . . . . . . . . . . 203 to 20803 06 CHAPTER 7 − Electrical circuits (post modification) Summary. . . . . . . . . . . . . 103 06 Maxi power fuses box. . . . 02 to 0403 06 Fuse and relay box . . . . . 04 to 2203 06 Power sockets. . . . . . . . . . 2303 06 Grid Heater. . . . . . . . . . . . . 2403 06 Electronic flasher. . . . . . . . 2403 06 How to use the linear wiring diagrams. . . . . . . . . . . . . . . 25 to 2703 06 Ground location points. . . 28 2903 06 Electric wire colour code. 3003 06 Symbols used in electrical circuits. . . . . . . . . . . . . . . . . 31 3203 06 Wiring diagram components. . . . . . . . . . . . . . . . . . 33 to 4003 06 Power Shuttle cab version41 to 7603 06 Dual Command (2 Speed Power Shift) cab version. 77 to 11203 06 Power Shuttle ISO deck version. . . . . . . . . . . . . . . . . 113 to 13603 06 Power Shuttle NASO deck version. . . . . . . . . . . . . . . . . 137 to 16003 06 Dual Command (2 Speed Power Shift) ISO deck version. . . . . . . . . . . . . . . . . . . 161 to 18403 06 Dual Command (2 Speed Power Shift) NASO deck version. . . . . . . . . . . . . . . . . 185 to 20703 06 Control unit input output diagrams. . . . . . . . . . . . . . . 208 to 21403 06
CONTENTSVOLUME3
PageDate
55--ELECTRICALSYSTEM (*)
CHAPTER8--Connectors
Summary..............103--06
Electricalcircuitscomponents ..................2to603--06
Wirings(pre--modification)7to2603--06
Wirings (post--modification)......27to4603--06
Listofconnectors ........47to9403--06
CHAPTER9--ComponentsTesting Summary...............103--06
Testsonswitches,sensors andpressureswitches...02to1803--06
Removal--Installationwindscreenwipermotor......1903--06
CHAPTER10--Errorcodes Summary...............103--06 Introduction .............203--06
SpecialAttachments.....303--06
Repairingthewiring ......303--06
Digitalmultimeter........6to803--06
Electricaltestprocedures9--1103--06
Circuitcomponents ......11to2003--06
CANsystem ............2103--06
Controlunitlocation......2103--06
Errorcodedisplay.......22to2403--06
ìHîmenudiagnosticmode2403--06
Errorcodeslists .........25to3003--06
Errorcodescharts
CalibrationU--Codes .....31to3403--06
2001--3000
(Transmission)..........35to28003--06
5001--6000 (RearPTO)............281to30803--06
6001--7000
7001--8000
CONTENT 1 603.54.511.00
--03--2006
(4WD).................309to31903--06
(Differentiallock)........320to33503--06 PageDate 14001--15000(Analog-digitalcontrolpanel) .....336to40403--06 Electronicallycontrolled hydrauliclift(EDC).......405to48203--06 CHAPTER11--HHmenuandcalibrations Summary...............103--06 Calibrations.............203--06 HHMENUaccess.......3--403--06 HHMENUofthecontrol panel ..................5to1103--06 HHMENUofthetransmission................12to2503--06 HHMENUofthe advancedkeypad........25--2603--06 90--BODYWORKANDDRIVINGPOSITION Summary...............103--06 Removal--Installation-bonnet .................2--303--06 Removal--Installation-platform................4to1103--06 Removal--Installation-driverísseat............1203--06 CabRemoval--Installation.13to2503--06 Removal--Installation-door ...................2603--06 Replacementofgluedcab windows ...............27--2803--06 Replacementofcabrear window ................29to3103--06 Replacementofsealon left--handupright ........3203--06 Replacementofsealon right--handupright .......33--3403--06 Replacementoffixedpaddingonright--handwall...35to3703--06 Replacementoffixedpaddingonleft--handwall ....38--3903--06 Replacinghydrauliccontrolleverguard ..........40--4103--06 Replacingcabceilingfittings...................42--4303--06 (*) Chapterspriortosection 55 arein volume2
GENERALINSTRUCTIONS IMPORTANTNOTICE
AllmaintenanceandrepairworkdescribedinthismanualmustbeperformedexclusivelybyNEWHOLLAND servicetechnicians,instrictaccordancewiththeinstructionsgivenandusinganyspecifictoolsnecessary.
Anyoneperformingtheoperationsdescribedhereinwithoutstrictlyfollowingtheinstructionsispersonallyresponsibleforanyeventualinjuryordamagetoproperty.
SHIMMING
Foreachadjustmentoperation,selectadjustingshimsandmeasureindividuallyusingamicrometer,thenadd uptherecordedvalues.Donotrelyonmeasuringtheentireshimmingset,whichmaybeincorrect,ortherated valueindicatedforeachshim.
ROTATINGSHAFTSEALS
Forcorrectrotatingshaftsealinstallation,proceedasfollows:
--beforeassembly,allowthesealtosoakintheoilitwillbesealingforatleastthirtyminutes;
--thoroughlycleantheshaftandcheckthattheworkingsurfaceontheshaftisnotdamaged;
--positionthesealinglipfacingthefluid;withhydrodynamiclips,takeintoconsiderationtheshaftrotationdirectionandpositionthegroovessothattheywilldeviatethefluidtowardstheinnersideoftheseal;
--coatthesealinglipwithathinlayeroflubricant(useoilratherthangrease)andfillthegapbetweenthesealing lipandthedustlipondoublelipsealswithgrease;
--insertthesealinitsseatandpressdownusingaflatpunch;donottapthesealwithahammerormallet;
--whilstinsertingtheseal,checkthatitisperpendiculartotheseat;oncesettled,makesurethatitmakescontactwiththethrustelement,ifrequired;
--topreventdamagingtheseallipontheshaft,positionaprotectiveguardduringinstallationoperations.
ìO--RINGîSEALS
LubricatetheO--RINGsealsbeforeinsertingthemintheseats,thiswillpreventthemfromoverturningandtwisting,whichwouldjeopardisesealingefficiency.
SEALINGCOMPOUNDS
ApplyoneofthefollowingsealingcompoundsonthematingsurfacesmarkedwithanX:RTVSILMATE,RHODORSILCAF1orLOCTITEPLASTICGASKET.
Beforeapplyingthesealingcompound,preparethesurfacesasfollows:
--removeanyincrustationsusingawirebrush;
--thoroughlyde--greasethesurfacesusingoneofthefollowingcleaningagents:trichlorethylene,petrolora waterandsodasolution.
SECTION00--GENERALGUIDELINES--CHAPTER1 1
--03--2006
603.54.511.00
BEARINGS
Wheninstallingbearingsitisadvisedto:
--heatthebearingsto80 ÷ 90 °Cbeforefittingontheshafts; --allowthebearingstocoolbeforeinstallingthem.
SPRINGPINS
Whenfittingsplitsocketspringpins,ensurethatthepinnotchispositionedinthedirectionoftheforcerequired tostressthepin.
Spiralspringpinsdonotrequirespecialpositioning.
SPAREPARTS
Usesolely genuineparts,whichguaranteethesamequality,durationandsafetyastheoriginalpartsasthey areidenticaltotheonesfittedduringproduction.
Only genuineparts canofferthisguarantee.
Whenorderingspareparts,alwaysprovidethefollowinginformation:
--tractormodel(commercialname)andframenumber;
--enginetypeandnumber;
--partnumberoftheorderedpart,whichcanbefoundintheìMicrofichesîortheìSparePartsCatalogueî,used fororderprocessing.
TOOLS
ThetoolsthatNEWHOLLANDofferandillustrateinthismanualare:
--specificallyresearchedanddesignedforusewithNEWHOLLANDvehicles;
--essentialforreliablerepairoperations;
--accuratelybuiltandrigorouslytestedsoastoofferefficientandlong--lastingoperation. Byusingthesetools,repairpersonnelwillbenefitfrom:
--operatinginoptimaltechnicalconditions;
--obtainingthebestresults;
--savingtimeandeffort;
--workinginsafeconditions.
IMPORTANTNOTES
Wearlimitvaluesindicatedforcertainpartsarerecommended,butnotbinding.Thetermsìfrontî,ìrearî,ìright-handîandìleft--handî(whenreferredtodifferentparts)areintendedasseenfromthedrivingpositionwiththe vehicleinthenormaldirectionofmovement.
MOVINGTHETRACTORWITHTHEBATTERYREMOVED
Externalpowersupplycablesshouldonlybeconnectedtotherespectivepositiveandnegativecableterminals, usingefficientclampsthatguaranteeadequateandsecurecontact.
Disconnectallservices(lights,windshieldwipers,etc.)beforestartingthevehicle.
Ifthevehicleelectricalsystemrequireschecking,carryoutoperationswiththepowersupplyconnected.Once checkingiscompleted,disconnectallservicesandswitchoffthepowersupplybeforedisconnectingthecables.
603.54.511.00 --03--2006
2 SECTION00--GENERALGUIDELINES--CHAPTER1
SECTION10--ENGINE--CHAPTER1 1 603.54.511.00 --03--2006 SECTION10--ENGINE Chapter1--Engine CONTENTS OperationDescription Page Generalspecifications2 ......................................................... Data 5 Tighteningtorques11 Tools 13 ....................................................................... Engineviews 14 Lubricationdiagram16 Coolingsystemdiagram17 ...................................................... Faultdiagnosis 21 1000110 EngineR.I. 25 1000153 EngineD.A.Checks,measurementsandrepairs45 ................................. 1010270 Crankshaftfrontseal--Replacement97 1010274 Crankshaftrearseal--Replacement100 1010612 Valvetappetandrockerarmclearance--Adjustment103 ............................. 1021830 EngineinjectorR.I.106 1024614 BoschinjectionpumpR.I.Timing.Airbleed109 1040210 CoolantpumpR.I.119 ........................................................... 1040230 ThermostatvalveR.I.121 1040610 RadiatorR.I. 123 1041410 Coolantpumpandgeneratordrivebelts.Tensionadjustment129 ......................
GENERALSPECIFICATIONS 4Cylinders
Engine,technicaltype:
--modelTL70A--typeF4CE0404D*D601(BOSCHpump).
--modelTL70A--typeF4CE0404D*D681(BOSCHpump).
--modelTL80A--typeF4CE0404C*D601(BOSCHpump).
--modelTL80A--typeF4CE0404C*D681(BOSCHpump).
--modelTL90A--typeF4CE0454E*D601(BOSCHpump).
--modelTL90A--typeF4CE0454E*D681(BOSCHpump).
--modelTL100A--typeF4CE0454D*D601(BOSCHpump)
--modelTL100A--typeF4CE0454D*D681(BOSCHpump)
Cycle................................................. diesel,4--stroke
Fuelinjection.......................................... direct
Numberofcylindersinline 4
Pistondiameter
--modelTL70A--TL80A--TL90A--TL100A
--Maximumtorque:modelTL70A--typeF4CE0404D*D601
--Maximumtorque:modelTL70A--typeF4CE0404D*D681 280(Nm)
--Maximumtorque:modelTL80A--typeF4CE0404C*D601 320(Nm)
--Maximumtorque:modelTL80A--typeF4CE0404C*D681 320(Nm)
--Maximumtorque:modelTL90A--typeF4CE0454E*D601 350(Nm)
--Maximumtorque:modelTL90A--typeF4CE0454E*D681 350(Nm)
--Maximumtorque:modelTL100A--typeF4CE0454D*D601
--Maximumtorque:modelTL100A--typeF4CE0454D*D681 370(Nm) 370(Nm)
Maximumtorquespeed 1400rev/min
Numberofmainbearings 5
603.54.511.00 --03--2006
2 SECTION10--ENGINE--CHAPTER1
4.0944in.(104mm) Pistonstroke.......................................... 5.1968in.(132mm)
--modelTL70A--TL80A--TL90A--TL100A 273.67in3.(4485cm3)
L70A--TL80A--TL90A-TL100A 17.5:1 Maximumpower: --modelTL70A--typeF4CE0404D*D601 ................ 53kW(70HP) --modelTL70A--typeF4CE0404D*D681 ................ 53kW(70HP) --modelTL80A--typeF4CE0404C*D601 ................ 60kW(80HP) --modelTL80A--typeF4CE0404C*D681 ................ 60kW(80HP) --modelTL90A--typeF4CE0454E*D601 67kW(90HP)
67kW(90HP)
--modelTL100A--typeF4CE0454D*D681 73,5kW(100HP) 73,5kW(100HP) Maximumpowerspeed 2500rev/min
Totaldisplacement:
CompressionratioforModelsT
--modelTL90A--typeF4CE0454E*D681
--modelTL100A--typeF4CE0454D*D601
280(Nm)
Sump................................................. structural,castiron (continued)
GENERALSPECIFICATIONS 4Cylinders
Lubrication forced,withlobepump
Pumpdrive............................................ camshaft
Enginespeed/oilpumpspeedratio 1:1
Oilcleaning meshfilteronoilintakeandfiltering cartridgeondeliveryline
Normaloilpressurewithmotorwarmed--up
atslowidlingspeed 17.4psi(1.2bar)
atfastidlingspeed 55.1psi(3.8bar)
Coolingsystem ....................................... coolantcirculation
RadiatoronModelsTL70A--TL80A--TL90A--TL100A ..... 4linesofverticalpipeswithcopperfins
Fan,attachedtothepulley............................... intake,inplasticwith11blades
Coolantpump.......................................... centrifugalvane--type
Enginespeed/coolantpumpspeedratio ...................
Coolantthermometer...................................
Temperaturerangescorrespondingtoeachsection:
--Initialbluesection.....................................
--Middlegreensection(normalworkingconditions) .........
--initialopening 177.0 ± 35.6 °F(81 ± 2 °C)
Timingsystem overheadvalvesoperatedbytappets,rods androckerarmsviathecamshaftlocated intheengineblock;thecamshaftisdriven bythecrankshaftusingstraight--tooth gears
SECTION10--ENGINE--CHAPTER1 3
(cont)
603.54.511.00 --03--2006
104to140 °
°
°C) 140to230 °F(60° to110 °C) 230to248 °F(110° to120 °C) Temperaturecontrol.................................... viathermostatvalve
--Finalredsection...................................... 1:1.977 colouredscaledividedinto3sections
F(40
to60
Intake: --start:beforeT.D.C................................... 10°± 30í --end:afterB.D.C. 10°± 30í Exhaust: --start:beforeB.D.C.................................. 64° --end:afterB.D.C. .................................... 26° Valve--rockerarmclearance(withenginecold): --intake............................................. (0.30
0.05mm)
(0.55
Forfurthertimingsystemtechnicaldata ................... seepage8 (continued)
±
--exhaust
± 0.05mm)
GENERALSPECIFICATIONS 4Cylinders
Fuelsystem
Aircleaning ............................................ dualcartridgedryairfilter,withclogged filterindicatorwithcentrifugalpre--filter andautomaticdustejector
Fuelpump............................................. withdoublediaphragm
Fuelfiltering........................................... throughwirefilterinfuelsupplypump,and replaceablecartridgeondeliverylineto injectionpump
Minimumfuelflowratewithpumpshaftrotatingat1800rpm. 127.6l/h
Camoperated ......................................... enginetiming
BOSCHinjectionpump.................................. rotatingdistributortype
All--speedgovernor,incorporatedinpump:
BOSCH............................................... centrifugalcounterweights
Automaticadvanceregulator,incorporatedinpump: BOSCH............................................... hydraulic
Forfurtherfuelsystemtechnicaldata:
Fixedadvance(pumpsettingonengineforstartofdelivery beforeTDC)...........................................
Pressuresetting--Injectionorder,andotherinformation regardingtheBOSCHpump
refertothedatagiveninthetablefor operation14.page117
refertothedatagiveninthetable page5
603.54.511.00 --03--2006
4 SECTION10--ENGINE--CHAPTER1
(cont)
14 SECTION10--ENGINE--CHAPTER1 603.54.511.00 --03--2006 MIF1096A 1
ViewofTL70Atractorenginesof53kW(70HP)andTL80Aof60kW(80HP)
SECTION10--ENGINE--CHAPTER1 15 603.54.511.00 --03--2006 MIF1097A modelTL90A 2
ViewofTL90Atractorenginesof67kW(90HP)andTL100Aof73.5kW(100HP)
Oilpathunderpressure
Oilreturnpathundergravity
Lubricationdiagramforenginesmod.TL90AandTL100A
Forced--circulationlubricationisaccomplishedbythe followingcomponents:
--oilpump,housedatthefrontofthecrankcase, drivenbythegroovedbushingkeyedontothe shankofthecrankshaft;
--water/oilcooler,housedinthecrankcase;
--oilpressurecontrolvalveincorporatedinthe coolerassembly;
--by--passvalvetocutoffcloggedoilfilter,incorporatedinthecoolerassembly;
--cartridgeoilfilter.
NOTE: Enginesmod.TL70AandTL80Adonothave aturbochargerlubricationcircuit.
16 SECTION10--ENGINE--CHAPTER1 603.54.511.00 --03--2006 MIF1098A
3
Coolantrecirculatingintheengine Coolantenteringthepump
Coolingsystemdiagram
Theforcedcirculation,closed--circuitenginecooling systemiscomposedofthefollowingcomponents: --alubricatingoilcooler;
--acentrifugalcoolantpumphousedatthefrontof thecrankcase;
--athermostatvalvegoverningcoolantcirculation.
SECTION10--ENGINE--CHAPTER1 17 603.54.511.00 --03--2006 MIF1099A
4
18 SECTION10--ENGINE--CHAPTER1 603.54.511.00 --03--2006
5
MIF1100A
Detailofcylinderheadwithvalveseatsfittedinenginesmod.TL70A--TL80A
1. Exhaustmanifold
2. Intakemanifold
3. Airheater
4. Fittedvalveseats
5. Thermostatvalve
6. Injector
SECTION10--ENGINE--CHAPTER1 19 603.54.511.00 --03--2006
6
MIF1101A
Detailofcylinderheadwithvalveseatsfittedinenginesmod.TL90A--TL100A
1. Exhaustmanifold
2. Intakemanifold
3. Airheater
4. Fittedvalveseats
5. Thermostatvalve
6. Injector
Additionalcounterweights
20 SECTION10--ENGINE--CHAPTER1 603.54.511.00 --03--2006 MIF1102A 7
1. Retainingbolts
2. Support
3. Retainingbolts
4. Gear
5. Balancingweight
6. Halfbearings
7. Counter--shaft
8. Gear
9. Ring
10. O--Ring
Op.1000110 ENGINER.I.
DANGER
Liftandhandleallheavypartsusingsuitablelifting equipment.
Makesurethatassembliesorpartsaresupportedby meansofsuitableslingsandhooks.Checkthatno oneisinthevicinityoftheloadtobelifted.
CAUTION
Alwaysuseappropriatetoolstoalignfixingholes. NEVERUSEFINGERSORHANDS.
1.Removethebonnet(1)asdescribedinoperation 9010022
2.Disconnectthebatterynegativelead.
3.Draintheoilfromthetransmission--gearbox housing.
4.Removethethreeretainingbolts(1)andthe guard(2)ontheright--handsideofthefan.
5.Detachthefitting(3)ofthereturnpipe(2)forthe coolantfromthecabheaterradiatorconnectedto theundersideofthecoolantpump(1)anddrain offtheenginecoolant.
SECTION10--ENGINE--CHAPTER1 25 603.54.511.00 --03--2006
8
9
10
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26 SECTION10--ENGINE--CHAPTER1 603.54.511.00 --03--2006
11
6.Removethecatch(2)anddetachthetoolbox(1).
12
7.Removethesplitpins,retainingpin(3)andfront ballast(2)togetherwiththesupport(1).
25038 1 13
8.Unscrewthefrontcentralandrearretainingbolts onthefrontaxleshaftguard,thenremovethe guard(1).
25039 1 2 14
9.Removethecirclip(2)andmovethefrontsleeve (1)inthedirectionindicatedbythearrowuntilit isreleasedfromthegrooveonthefrontaxle.
SECTION10--ENGINE--CHAPTER1 27 603.54.511.00 --03--2006
25040 1 2 15
10.Removethecirclip(2)andmovetherearsleeve (1)inthedirectionindicatedbythearrowuntilit isreleasedfromthegrooveonthedrive.
1 25041 16
11.Removethepropellershaftcentralsupport(1) retainingboltsandextracttheshafttogetherwith thesupport.
17
12.Removetheretainingbolts(1)ofthedrawpipe (2)oftheliftpump.
18
13.Detachthefitting(1)ofthepowersteering/four-wheeldrivedrainpipeontheleft--handsideofthe engine.
603.54.511.00 --03--2006
28 SECTION10--ENGINE--CHAPTER1
19
14.Detachthefitting(1)ofthepowersteering/four-wheeldrivedrainpipeontheright--handsideof theengine.
20
15.Takeoutthebolt(1)retainingthebracketandthe powersteering/four--wheeldrivedrainpipeonthe right--handsideoftheengine(2).
21
16.Removethetwometalclamps(2)andtherigid pipe(1)fordrawingoilfromthetransmissionvia thepumpsoftheliftandpowersteering.
22
17.Removethefitting(1)ofthedeliverypipeofthe servicespumpontheright--handsideoftheengine.
SECTION10--ENGINE--CHAPTER1 29 603.54.511.00 --03--2006
23
18.Workingontheleft--handsideoftheengine,take outtheretainingbolts(2)anddetachthedraw pipe(1)oftheliftpump.
24
19.Extracttheplasticfasteners(2)anddetachthe dieselrecoverypipe(3)anddeliverypipe(4)to thedieselpump(1).
25
20.Disconnecttheelectricalconnections(1)and(2) betweenthecabandtheengine.
26
21.Disconnecttheelectricalconnection(1)between thecabandtheengine.
30 SECTION10--ENGINE--CHAPTER1 603.54.511.00 --03--2006
1 24879 27
22.Disconnectthetwopowersteeringoildelivery andreturnhoses(1).
MDD2562A 1 2 28
23.Removethefourknobs(1)andtakeoffthetwo right--andleft--handdashboardpanels(2).
25043 1 2 29
24.Extractthedifferentiallockpedalretainingpin fromthedriveshaft(1),removethepedaland footboard(2).
30
25.Removethefourplugs(1)inordertogainaccess totheengineupperretainingbolts.
SECTION10--ENGINE--CHAPTER1 31 603.54.511.00 --03--2006
26.Removetheretainingclips(1)anddetachthe flexiblecablesgoverningthehandthrottle(5)and pedalthrottle(4).
31
27.Removetheretainingclip(3)anddetachthe throttlecontroltie--rod(2)connectedtotheinjectionpump.
32
28.Detachthefitting(2)andthehose(1)delivering powersteeringoiltothehydrauliccylinders governingthefrontwheelsteering.
33
29.Detachtheclamp(1)andthecabheaterdelivery pipe(2).
34
30.Detachtheclamp(2)andthecabheaterreturn pipe(1).
