TableofContents
Preface................................................................................................................5
Chapter1:Safety............................................................................................1–1
SafetyInstructions.......................................................................................1–2
JackingInstructions.....................................................................................1–7
SafetyandInstructionalDecals....................................................................1–9
Chapter2:SpecicationsandMaintenance....................................................2–1
Specications...............................................................................................2–2
TorqueSpecications...................................................................................2–7
ShopSupplies............................................................................................2–13
SpecialT ools..............................................................................................2–15
Chapter3:Troubleshooting.............................................................................3–1
GEARS–TheSystematicApproachtoDening,DiagnosingandSolving
Problems......................................................................................................3–2
GeneralHydraulicSystemProblems............................................................3–3
SteeringCircuitProblems.............................................................................3–5
TheHeightOfCutCircuitProblems..............................................................3–6
TheCuttingDeckLiftCircuitProblems..........................................................3–7
TheHopperLiftCircuit..................................................................................3–8
TheHopperTiltCircuit..................................................................................3–9
Chapter4:Engine...........................................................................................4–1
GeneralInformation.....................................................................................4–2
ServiceandRepairs.....................................................................................4–3
Chapter5:HydraulicSystem...........................................................................5–1
GeneralInformation.....................................................................................5–3
HydraulicSchematic...................................................................................5–13
HydraulicFlowDiagrams............................................................................5–14
TestingtheHydraulicSystem......................................................................5–32
ServiceandRepairs...................................................................................5–63
Chapter6:ElectricalSystem...........................................................................6–1
GeneralInformation.....................................................................................6–2
ElectricalSystemQuickChecks....................................................................6–3
TestingtheElectricalComponents................................................................6–6
ServiceandRepairs...................................................................................6–44
Chapter7:Chassis..........................................................................................7–1
GeneralInformation.....................................................................................7–2
ServiceandRepairs.....................................................................................7–3
Chapter8:AxleandPTO.................................................................................8–1
GeneralInformation.....................................................................................8–2
ServiceandRepairs.....................................................................................8–3
Chapter9:HopperAssembly..........................................................................9–1
GeneralInformation.....................................................................................9–2
ServiceandRepairs.....................................................................................9–3
Chapter10:CuttingUnit................................................................................10–1
GeneralInformation...................................................................................10–2
ServiceandRepairs...................................................................................10–3
AppendixA......................................................................................................A–1
ElectricalDrawingDesignations....................................................................A–2
HydraulicSchematic.....................................................................................A–3
ElectricalSchematic-Main...........................................................................A–5
ElectricalSchematic-Lights.........................................................................A–6
WireHarnessDiagram-Main.......................................................................A–7
WireHarnessDiagram-Lights.....................................................................A–8
AdditionalReferenceMaterials
Yanmar3TNV76ServiceManual
ProLineH800
Page7
Preface
19241SLRevA
