Toro Groundsmaster 4500-D Series - Steering Circuit Problems

SteeringCircuitProblems
Problem
PossibleCause
Steeringinoperativeorsluggish.Steeringcomponents(e.g.tierods,steering
cylinderends)arewornorbinding.
Steeringcylinderisbinding.
Oillevelinhydraulicreservoirislow(Note:
Otherhydraulicsystemsareaffectedaswell).
Steeringreliefvalveinsteeringcontrolvalve
isstuckordamaged.
Flowdivider(FD)infancontrolmanifoldis
faulty.
Steeringcylinderleaksinternally.
Steeringcontrolvalveiswornordamaged.
Gearpumpsectioniswornordamaged(Note:
Awornordamagedthirdgearpumpsection
willalsoaffectthetractionchargeandlift
circuits).
Groundsmaster
®
4500-D/4700-D
Page3–7Troubleshooting:
19245SLRevA