Toro Field Pro 6040 - Page 97

lessefcient.Eventually,enoughuidbypasswillcausetheunittostallunder
heavyloadconditions.Continuedoperationcangenerateexcessiveheat,cause
damagetosealsandothercomponentsinthehydraulicsystem,andaffect
overallmachineperformance.
Note:ThedualtractioncircuitdesignoftheFieldPro6040machinerequires
eachtractionpumptobetestedindividually.
SpecialEquipmentRequired:
•Flowmeterwithpressuregaugethathasatleasta57L/minute(15
gallons/minute)capacity.
•2Hydraulictesthoses
•Non-contacttachometer(phototach)
IMPORTANT
RefertoTractionCircuitComponentFailure(page5–6)for
informationregardingtheimportanceofremovingcontamination
fromthetractioncircuit.
TestProcedure
1.Parkthemachineonalevelsurface,loweranyattachments,engagethe
parkingbrakeandsetthekeyswitchtotheOFFposition.
2.ReadandadheretotheinformationprovidedinTestingtheHydraulicSystem
(page5–19).
3.Removetherearwheelofthesidebeingtested;refertoRemovingand
InstallingtheRearWheels(page7–5).
4.Cleanthettingsandthehydraulictubesendsatthetractionpumpandthe
wheelmotorofthesidebeingtested.
•Whentestingtherightsidetractionpump,cleanthettingsandthe
hydraulictubesendsattherightsidetractionpump“A”portandattheright
sidewheelmotor“A”port
•Whentestingtheleftsidetractionpump,cleanthettingsandthehydraulic
tubesendsattheleftsidetractionpump“A”portandattheleftsidewheel
motor“B”port
FieldPro®6040
Page5–31
HydraulicSystem:TestingtheHydraulicSystem
22267SLRevA