Toro Groundsmaster 4500-D Series - Page 56

Fault
ID
FaultTitle
Contro-
ller(s)
Affected
FaultCondition
/Circuit
Description
Additional
Notes
ServiceActions
C1463Solenoid6-
ShorttoBattery
T1Lowcurrent
detectedoncenter
deckoatS6
outputindicating
ashorttoahigh
(+)source.This
shortcouldbeto
batteryvoltageor
toanothersignal
thatisinahigh
state.
1.Testtheoutputcircuitforashort.
2.Testforproperresistanceinthecomponent
connectedtotheprimaryTEC(P74,pin3).
3.SwaptheT1:Primarycontrollerwitha
known-goodunit(contactanAuthorized
ToroDistributorforassistance).
C1464Solenoid6-
ShorttoGround
/Overcurrent
T1
Overcurrent
detectedoncenter
deckoatS6
outputindicating
ashorttoground.
1.Testtheoutputcircuitforashort.
2.Testforproperresistanceinthecomponent
connectedtotheprimaryTEC(P74,pin3).
3.SwaptheT1:Primarycontrollerwitha
known-goodunit(contactanAuthorized
ToroDistributorforassistance).
C1465Solenoid6-
OpenCircuit
T1
Opencircuit
detectedoncenter
deckoatS6
output.
1.Testtheoutputcircuitforanopen.
2.Testforproperresistanceinthecomponent
connectedtotheprimaryTEC(P74,pin3).
3.SwaptheT1:Primarycontrollerwitha
known-goodunit(contactanAuthorized
ToroDistributorforassistance).
C1473Solenoid7-
ShorttoBattery
T2Lowcurrent
detectedonright
deckraiseS7
outputindicating
ashorttoahigh
(+)source.This
shortcouldbeto
batteryvoltageor
toanothersignal
thatisinahigh
state.
1.Testtheoutputcircuitforashort.
2.Testforproperresistanceinthecomponent
connectedtotheauxiliaryTEC(P75,pin
6).
3.SwaptheT2:Primarycontrollerwitha
known-goodunit(contactanAuthorized
ToroDistributorforassistance).
C1474Solenoid7-
ShorttoGround
/Overcurrent
T2
Overcurrent
detectedonright
deckraiseS7
outputindicating
ashorttoground.
1.Testtheoutputcircuitforashort.
2.Testforproperresistanceinthecomponent
connectedtotheauxiliaryTEC(P75,pin
6).
3.SwaptheT2:Auxiliarycontrollerwitha
known-goodunit(contactanAuthorized
ToroDistributorforassistance).
C1475Solenoid7-
OpenCircuit
T2
Opencircuit
detectedonright
deckraiseS7
output.
1.Testtheoutputcircuitforanopen.
2.Testforproperresistanceinthecomponent
connectedtotheauxiliaryTEC(P75,pin
6).
3.SwaptheT2:Auxiliarycontrollerwitha
known-goodunit(contactanAuthorized
ToroDistributorforassistance).
Troubleshooting:Page3–16
Groundsmaster
®
4500-D/4700-D
19245SLRevA