Toro Reelmaster 3100-D - Traction Circuit Testing − Charge Pressure Test

TractionCircuitTesting−ChargePressureTest
g344855
Figure36
Model03171(shown)
Thechargepressuretestistherstinaseriesoftestsrecommendedto
determinetractioncircuitperformance.Achargepressuredropofmorethan
20%indicatesaninternalleakinthepistonpump/hydrostat.Continuedunit
operationcangenerateexcessiveheat,causedamagetosealsandother
componentsinthehydraulicsystem,andaffectoverallmachineperformance.
SpecialEquipmentRequired:
•PressureGauge
•FlowMeterwithPressureGaugethathasatleastan68LPM(18GPM)
capacity
•Phototach(non−contacttachometer)
1.Parkthemachineonalevelsurfacewiththecuttingunitsloweredandthe
reelengage/disengageswitchisinthedisengageposition.Makesurethat
theengineisoffandtheparkingbrakeisengaged.
2.ReadPrecautionsforHydraulicT esting(page5–27).
3.Makesurethatthetractionpedalisadjustedtotheneutralposition.
Reelmaster
®
3100-D/3105-D
Page5–29
HydraulicSystem:Testing
20252SLRevA