Problem
PossibleCause
Highrangetractionspeed(transport)willnot
engage.
Anelectricalproblemexiststhatprevents
solenoidvalve(SV)operationintraction
manifold(seeChapter6:ElectricalSystem
(page6–1)).
SolenoidvalveSVintractionmanifoldis
leakingorfaulty.
PDcartridgevalve(s)intractionmanifoldis
(are)leaking,damagedorsticking.
Parkingbrakecannotbedisengagedwith
enginerunning.
Anelectricalproblemexistsbetweenparking
brakecontrolswitchandsolenoidvalve(S10)
insteering/deckliftmanifold(seeChapter6:
ElectricalSystem(page6–1)).
Solenoidvalve(S10)insteering/decklift
manifoldisstuckordamaged.
Groundsmaster
®
5900&5910
Page3–5Troubleshooting:
16227SLRevB