Toro Groundsmaster 7210 - Page 102

TestProcedure(continued)
Note:Thepressuregaugereadingshouldbeapproximately27,600kPa
(4,000psi)asthereliefvalvelifts.
13.ReleasethetractionlevertotheNEUTRALposition,openthetester
ow-controlvalve,andshutofftheengine.Recordthetestresults.
Note:Theforwardreliefvalvesforthe2transmissionpumpcircuitsare
identicalandthusyoucaninterchangethem.Thereversereliefvalvesare
alsoidentical.Theforwardreliefvalves,however,aredifferentthanthe
reversereliefvalvessodonotinterchangetheforwardandreverserelief
valves.
14.Ifthetractionreliefvalvepressureisnotmet,removeandinspecttherelief
valvefromthetransmission;refertoServicingtheTransmission(page4–75).
Cleanorreplacethereliefvalve.
Note:Thereliefvalvesarenotadjustable.
15.Releasepressurefromthehydraulicsystem;refertoReleasingPressure
fromtheHydraulicSystem(page4–11).
16.Disconnectthetesterfromthepumpoutletttingandhydraulichose,and
connectthehosetothepumptting.
17.Ifnecessary,repeatthepressuretestforothertraction-reliefvalves.
HydraulicSystem:TestingtheHydraulicSystem
Page4–42
Groundsmaster7210
16222SLRevC