Service Manual
TestingtheCuttingDeckCircuitPressure
g031781
Figure90
1.Centerdeckcircuit-pressuretestportG
1.Ensurethatthehydraulicuidisatthenormaloperatingtemperatureby
operatingthemachineforapproximately10minutes.
Note:Ensurethatthehydraulictankisfull.
2.Parkthemachineonalevelsurface,lowerthecuttingdecks,shutoffthe
engine,andsettheparkingbrake.
CAUTION
Performingtestingonthehydraulicsystemcancausepersonal
injuryanddamagetotheequipment.
ReadallWarning,Cautions,andprecautionsatthebeginningof
thissection.
g031782
Figure91
1.Rightwingdeckcircuit-pressuretestportG
3.Installthe35,000kPa(5,000psi)pressuregaugewiththehydraulichose
thatisattachedtothedeckmanifold-testportGtotestthedeck(Figure90,
Figure91,andFigure92).
4.Afteryouinstallthepressuregauge,starttheengineandoperateitatidle
speed.Checkforhydraulic-uidleaksatthetesterconnectionsandcorrect
beforecontinuingthetest.
HydraulicSystem:TestingtheHydraulicSystem
Page4–72
Groundsmaster5900TractionUnit
08159SLRevC