Service Manual

Table Of Contents
TestProcedure
1.Ensurethatthehydraulicuidisatnormaloperatingtemperatureby
operatingthemachineforatleast10minutes.
2.Determinewhichofthereelmotorissuspectandbegintestingwiththat
motor.
3.Parkthemachineonalevelsurfacewiththereelengageswitchoff,lowerthe
cuttingunits,shutofftheengine,mowspeedlimiterisintheMOWposition,
andsettheparkingbrake.
CAUTION
Beforeopeningthehydraulicsystem,operateallthehydraulic
controlstoreleasesystempressureandavoidinjuryfromthe
pressurizedhydraulicuid;refertoReleasingPressurefromthe
HydraulicSystem(page6–8).
4.ReadallWarning,Cautions,andprecautionslistedatthebeginningofthis
section.
Note:Thecuttingreelmotorsareconnectedinseries.Ifadamagedreel
motorisnotobvious(basedonqualityofcutissues)youmayhavetotest
allmotorsinthecircuit.Iftestingallcuttingreelmotors,startwiththerst
motorintheseries(frontleft).
g219144
Figure127
1.Reelmotorinlethose2.Reelmotoroutlethose
3.#4cuttingreelmotor
5.Forthereelmotorthatistobetested,cleanthemotorinletandoutletttings
andhydraulichoses(Figure127).Loosenandremovebothhosesfromthe
ttings.Installateettingwitha35,000kPa(5,000psi)pressuregauge
betweenthettingandhoseforboththemotorinletandoutlet.
6.Insertablockofwoodbetweenthecuttingunitreelbladesandthecarrier
frameofcuttingunitbeingtestedtopreventreelfromturning(Figure126).
Reelmaster
®
5410/5510/5610Series
Page6–121
HydraulicSystem:TestingtheHydraulicSystem
15216SLRevE