New Holland HW345, HW365 Self-Propelled Windrowers Service Repair Manual

Page 1


SECTION00-GENERALINFORMATION2 ..............................

SECTION10-ENGINE3 ..............................................

SECTION25-FRONTMECHANICALDRIVE10 ...........................

SECTION29-HYDROSTATICTRANSMISSION11 ........................

SECTION33-BRAKESANDCONTROLS15 .............................

SECTION35-HYDRAULICSYSTEMS16 ................................

SECTION44-REARAXLE21 ...........................................

SECTION50-CLIMATECONTROL23 ...................................

SECTION55-ELECTRICALSYSTEMS26 ...............................

SECTION58-HEADERATTACHMENTS45 ..............................

SECTION88-OPTIONALEQUIPMENT47 ...............................

SECTION90-PLATFORM,CABANDDECALS49 ........................

Thefollowingpagesarethecollationofthecontentspagesfromeachsectionand chapteroftheHW345andHW365Repairmanual.CompleteRepairpart#87576216.

ThesectionsusedthroughoutallNewHollandproductRepairmanualsmaynotbe usedforeachproduct.EachRepairmanualwillbemadeupofoneorseveralbooks. EachbookwillbelabeledastowhichsectionsareintheoverallRepairmanualand whichsectionsareineachbook.

ThesectionslistedabovearethesectionsutilizedfortheHW345andHW365 Self-PropelledWindrowers.

SECTION10-ENGINE

SECTION10-ENGINE

SectionDescription Page

Introduction 5

SystemComponentLocations6

ReadingDiagramSymbols7 ................................................... HydraulicSystemDiagram12

.........................................................

ORingFlatFaceSealFittings22 ...........................................

ORingFlatFaceSealFittingTorqueValues22

TheoryofOperation--HeaderDrive23 HeaderDrive23 .........................................................

ElectronicDisplacementControl(EDC)25

CircuitDiagrams26 ......................................................

TheoryofOperation--HeaderLiftSystem30 .................................... HeaderLiftSystem30 NeutralState31 HeaderLift31 ........................................................... AccumulatorCharge31 HeaderLower/Flotation31

TheoryofOperation--Floatation/Accumulators32 ............................... Floatation/Accumulators32 Increase/DecreaseFloatation32

CircuitDiagrams33 ......................................................

TheoryofOperation--HeaderTiltSystem38 HeaderTiltSystem38 CircuitDiagrams39 ......................................................

TheoryofOperation--AuxiliaryHydraulicPump42 AuxiliaryHydraulicPump(optional)42 ...................................... IndependentControlValve(ICV)Manifold(HW345/365)43 ServiceParts43

ValveIdentificationCodes44 ComponentIdentificationandLocation45 ................................... Right-Hand(RH)View45

SECTION35-HYDRAULICSYSTEMS

BOOK3-87576219

Chapter1-HydraulicSystems(Continued) CONTENTS

SectionDescription Page PlanView46 FrontView47 RearView48 ............................................................ BottomView49

Left-hand(LH)View(HiddenAgainstMountingPlate)50 EnergizedSolenoidChart51 .................................................. Zero-LeakPlugs52 Removal52 Install 52 ................................................................ PlugTorqueRequirements53

Zero-LeakPlugtoSAEJ514ORBPlugCrossReference53 AuxiliaryControlValve(SpeedControl)Manifold(HW345/365)54 .................. ServiceParts54

ValveIdentificationCodes55 AuxiliaryControlValve56 ..................................................... ComponentIdentificationandLocation56 Right-Hand(RH)View56 ................................................. PlanView57 ............................................................ BottomView58

Left-hand(LH)View(HiddenAgainstMountingPlate)59 TheoryofOperation--CartridgeValves60 ...................................... CartridgeValves(Solenoid-operated)60

Two-wayTwo-position(NormallyClosed)PoppetValves61

Three-wayTwo-positionSpoolValve63 .....................................

Two-wayTwo-position(NormallyOpen)PoppetValve64 (NormallyOpen)PressureReducing/RelievingValves65 (NormallyOpen)Solenoid-operatedReliefValves66 .......................... (NormallyClosed)Solenoid-operatedProportionalFlowControl67 MainManifoldCartridgeTorqueRequirement68 Replacement70 ......................................................... Installation71 SolenoidCoils72 ............................................................ Removal72 Installation73

CartridgeValves(Non-solenoid-operated)74 Direct-actingFlowControlNeedleValve74 ..................................

SECTION35-HYDRAULICSYSTEMS

Chapter1-HydraulicSystems(Continued)

CONTENTS

SectionDescription Page

Pilot-operatedReliefValve75

Differential-Pressure-SensingValve76 Replacement76 ......................................................... Adjustment77

MinorRepairs 78

HeaderDrivePump78 .......................................................

RemovingtheMultifunctionValveCartridge78

InstallingtheMultifunctionValveCartridge79

RemovingtheChargePressureReliefValve79 ..............................

InstallingtheChargePressureReliefValve80

DiagnosingtheEDCandPilotControlValveAssembly80 DealerSetupMenuNavigation81 ..........................................

RemovingtheEDCandPCPValveAssembly83

InstallingtheEDCandPCPValveAssembly84

RemovingtheChargeCoolingCircuitManifold86 ............................

InstallingtheRemoteChargeCoolingCircuitManifold87

RemovingthePumpShaftSeal93

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