Service Manual

RaiseRightWingDeck
Toraisetherightwingdeck,therearoftherightconsoleliftswitchisdepressed
asaninputtotheTECcontroller.Thecontrollerprovidesanelectricaloutputto
solenoidvalvesS1,S7andS9inthecombinationmanifold.Theenergized
solenoidvalvesshifttoallowapassageforcircuitoilowtothebarrelendof
therightwingdeckliftcylinder.ShiftedS1allowsgearpumpsectionoilowto
beavailableforthelift/lowercircuits.ShiftedS7andS9allowanoilpathto
thebarrelendoftherightliftcylindertoextendtheliftcylinderandraisethe
rightwingdeck.OriceOR6(.063)controlstheraisingofthewingdeck.Check
oriceOR7isbypassedwhenraisingtherightwingdeck.Oilfromtheextending
cylinderisdirectedthroughS8(de-energized),totheoillterandthentothe
tractionchargecircuit.
RaiseLeftWingDeck
Toraisetheleftdeck,therearoftheleftconsoleliftswitchisdepressedasan
inputtotheTECcontroller.Thecontrollerprovidesanelectricaloutputtosolenoid
valvesS1,S2andS4inthecombinationmanifold.Theenergizedsolenoid
valvesshifttoallowapassageforcircuitoilowtothebarrelendoftheleftdeck
liftcylinder.ShiftedS1allowsgearpumpsectionoilowtobeavailableforthe
lift/lowercircuits.ShiftedS2andS4allowanoilpathtothebarrelendoftheright
liftcylindertoextendtheliftcylinderandraisetherightcuttingdeck.OriceOR2
(.063)controlstheraisingofthecuttingdeck.CheckoriceOR3isbypassed
whenraisingtheleftcuttingdeck.Oilfromtheextendingcylinderisdirected
throughS3(de−energized),totheoillterandthentothetractionchargecircuit.
Groundsmaster
®
4100-D&4110-D
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HydraulicSystem:HydraulicFlowDiagrams
13203SLRevF