Toro Groundsmaster 5910 Series - Page 157

Note:Onemethodtondafailingormalfunctioningdeckmotoristohavea
secondpersonobservethemachinewhilemowingindenseturf.Abadmotor
willrunslower,producefewerclippingsandmaycauseadifferentappearance
ontheturf.
IMPORTANT
Topreventhydraulictesterdamage,use40GPMHydraulicTester
#AT40002(pressureandow)andHoseKitforthistest(seeSpecial
Tools(page2–15)).
Note:Twopeoplewillberequiredtocompletethefollowingtestprocedure.
CAUTION
Preventpersonalinjuryand/ordamagetoequipment.Readall
WARNINGS,CAUTIONSandPrecautionsforHydraulicTestingatthe
beginningofthissection.
ProcedureforDeckMotorCaseDrainLeakageTest
1.Parkmachineonalevelsurface,lowercuttingdecksfully,disengagePTO,
engageparkingbrakeandstopengine.Removekeyfromkeyswitch.Make
surethehydraulicreservoirisfull.
Note:Thesidedeckmotorsareconnectedinseries.Toisolateafaultyside
deckmotor,bothmotorsinthecircuitmayhavetobetestedbystartingwith
theleftdeckmotor(refertoAHydraulicSchematic(pageA–3)).
3
21
g287775
Figure64
1.Flow−in
3.Casedrain
2.Flowreturn−out
2.Disconnecthydraulicreturnhosefromthedeckmotortobetested(Figure
64).
IMPORTANT
Makesurethattheoilowindicatorarrowontheowgaugeis
showingthattheoilwillowfromthemotor,throughthetesterand
intothedisconnectedhydraulichose.
Groundsmaster
®
5900&5910
Page5–57
HydraulicSystem:Testing
16227SLRevB