Toro Greensmaster 3120 - Page 82

IMPORTANT
Use2peopletoperformallthetests,with1personintheoperators
seatandtheotheravailabletoreadandrecordthetestresults.
1.UsetheHydraulicSchematic,HydraulicFlowDiagramsandthe
TroubleshootingsectionfoundinthisChaptertoassistwithproblem
identicationandsolution.
2.Alwaysweartheeyeprotectionwhenyouperforminghydraulicsystemtests.
3.Cleanthemachinefullybeforeyoudisconnectordisassemblethehydraulic
components.
Note:Cleanlinessisrequiredwheneveryouworkonthehydraulic
equipment.Contaminationcauseswearonhydrauliccomponents.
4.Topreventhydraulicsystemcontamination,putmetalcapsorplugsonany
hydrauliclinesleftopenorexposedduringtestingorremovalofcomponents.
5.Theenginemustbeingoodoperatingcondition.Useaphototach
(non−contacttachometer)whenperformingahydraulictest.Enginespeed
canaffecttheaccuracyofthetestreadings.MonitorengineRPMduring
hydraulictesting.Usetheinformationbelowwhenperforminghydraulic
systemtests.IfengineRPMisaboveorbelowthespeciedspeedduringa
test,youwillneedtoadjusttheexpectedhydraulicperformanceparameters
(aprox.3%per100enginerpmatfullthrottle)
HydraulicSystem:TestingtheHydraulicSystem
Page4–36
Greensmaster3120
17230SLRevC