Toro Groundsmaster 5910 Series - Page 162

ProcedureforLift/LowerCircuitReliefPressureTest(continued)
12.Iflift/lowerreliefpressureistoolow,checkforrestrictioningearpumpinlet
lineorreservoirstrainer.Also,checktheliftcylinderforinternalleakage.If
cylinderisnotleaking,adjustthereliefvalve(RV2)sothatreliefpressure
iscorrect(seeAdjustManifoldReliefValves(page5–72)).Thereliefvalve
(RV2)islocatedonthetopofthesteering/deckliftmanifold(Figure67).If
reliefpressureremainstoolowafteradjustment,thenalgearpumpsection
orliftcylinder(s)shouldbesuspectedofwear,damageorinefciency.
13.Whentestingiscomplete,disconnectpressuregaugefromtesttting.Lower
andsecurehood.
HydraulicSystem:Testing
Page5–62
Groundsmaster
®
5900&5910
16227SLRevB