Toro Groundsmaster 3280-D - Charge Pressure Test (Using Pressure Gauge) (Machine Serial Numbers below 316000000)

ChargePressureTest(UsingPressureGauge)(MachineSerial
Numbersbelow316000000)
Achargepressuretestshouldbeperformedtoidentifyifawornordamaged
hydrostatictransmissioniscausingahydraulicsystemproblem.
Note:Beforeconductingchargepressuretest,determinecounterbalance
pressuresettingforthemachine;refertotheTractionUnitOperator’sManual.
1.Ensurethatthehydraulicuidisatnormaloperatingtemperature.
2.Parkmachineonalevelsurfacewiththecuttingdeck(orimplement)lowered
andPTOswitchoff.Ensurethattheengineisshutoff.Settheparkingbrake
andblockthefrontwheelstopreventmachinemovement.
3.ReadallWarning,Cautions,andprecautionslistedatthebeginningofthis
section.
CAUTION
Beforeopeninghydraulicsystem,operateallhydrauliccontrolsto
relievesystempressureandavoidinjuryfrompressurizedhydraulic
uid.
g230801
Figure59
1.Seatbaseopening2.Checkvalve
3.Pipeplug
g230802
Figure60
1.Pipeplug
Groundsmaster
®
3280-D/3320
Page5–49
HydraulicSystem:TestingtheHydraulicSystem
05138SLRevB