Toro Reelmaster 3100-D - General Hydraulic System Problems

GeneralHydraulicSystemProblems
Thechartsthatfollowcontainsuggestionsthatcanbeusedtoassistin
diagnosinghydraulicsystemperformanceissues.Thesuggestionsarenot
all−inclusive.Also,considerthattheremaybemorethanonecausefora
machineproblem.
Reviewthehydraulicschematicandinformationonhydraulicsystemoperationin
theHydraulicFlowDiagramsinHydraulicSystemchapter.Thisinformationwill
beusefulduringthehydraulictroubleshootingprocess.
RefertotheT esting(page5–27)forprecautionsandspecichydraulictest
procedures.
GeneralHydraulicSystemProblems
Problem
PossibleCauses
Hydraulicoilleaksfrommachine.Fitting(s),hose(s)ortube(s)is(are)looseor
damaged.
O−ring(s)orseal(s)is(are)missingor
damaged.
Hydraulicsystemoperateshot.Transmissionpressureishighduetoloador
brakesapplied.
Oillevelinreservoirislow,orinletlterisloose
orclogged.
Oiliscontaminatedortoolight.
Heatexchanger(ifequipped)isdamagedor
plugged.By−passreliefisstuckopenorair
owisobstructed.
Chargepressureislow.
Towingby−passvalveisopenordefective.
Wheelmotor(s)orreelmotor(s)arewornor
damaged.
Trumppumpiswornordamaged.
Hydraulicuidfoams.Oillevelinreservoirislow.
Hydraulicsystemhaswrongtypeofoil.
Oneofthepumpsuctionlineshasanairleak.
Incompatiblehydraulicoilsaremixedinthe
hydraulicsystem.
Watercontaminationisinthehydraulicsystem.
Reelmaster
®
3100-D/3105-D
Page3–3Troubleshooting:
20252SLRevA