Toro Air Cool Z Master 96in 74090 Quick start guide

FormNo.3433-858RevA
HorizonControlModule
For96inAirCoolZMaster®ProfessionalRidingMower
ModelNo.74090—SerialNo.400000000andUp
SoftwareGuide
Readthisinformationcarefullytolearnhowtooperateandmaintainyourproductproperlyandtoavoidinjury
andproductdamage.Youareresponsibleforoperatingtheproductproperlyandsafely.ReadyourOperator’s
Manualformoreinformation.
ScreenIcons
Theinformationscreenusesthefollowingicons:
GaugeandMetersProcessing
AdvancedSettingsLanguage
MaintenanceandServiceBatteryVoltage
FuelLevelEngineHours
PTOCancel/Exit
©2019—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
Registeratwww.Toro.com.OriginalInstructions(EN)
PrintedintheUSA
AllRightsReserved*3433-858*A

ParkingbrakeToggleBetweenScreens
NeutralLock
*LocatedintoprowoftheInformationScreenEnter/Return
OperatorPresenceControl(OPC)Previous
MaximumEngineSpeedNext
EfcientEngineSpeedReset
LowEngineSpeedPlay/Start
TransmissionOilMaintenancePause/Stop
2

EngineOilTemperatureIncrease
EngineOilMaintenanceDecrease
Yes
No
*Locatedonbottomrowofsomemenuscreens
ProductOverview
g030387
Figure1
1.LDU(LogicDisplayUnit)3.Audiblealarm
2.MCU(MasterControlUnit)
g228164
Figure2
LDU(LogicDisplayUnit)
1.Screen3.Buttons
2.LEDstatuslight
3

Screen
Thescreendisplaysiconsandinformationrelativeto
machineoperationandisbacklitforviewinginlowlight
situations.Thescreenislocatedabovethebuttons.
RefertotheScreenIcons(page1)sectionforicon
descriptions.
LEDStatusLight
TheLEDstatuslightismulti-coloredtoindicatethe
systemstatusandislocatedontherightsideofthe
panel.Duringstartup,theLEDilluminatesredto
orangetogreentoverifyfunctionality.
•SolidGreen:indicatesnormaloperatingactivity
•BlinkingRed:indicatesthatafaultisactive
•BlinkingGreenandOrange:indicatesthata
clutchresetisrequired
Buttons
Themulti-functionalbuttonsarelocatedatthebottom
ofthepanel.Theiconsdisplayedontheinformation
screenabovethebuttonsindicatethecurrentfunction.
Thebuttonsallowyoutoselecttheenginespeedand
navigatethroughsystemmenus.
Alarm
Ifanerroroccurs,anerrormessagedisplays,theLED
turnsred,andthealarmsoundsaudiblyasfollows:
•Afastchirpsoundindicatescriticalerrors.
•Aslowchirpingsoundindicateslesscriticalerrors,
suchasrequiredmaintenanceorserviceintervals.
Note:Duringstartup,thealarmsoundsbrieyto
verifyfunctionality.
InformationScreens
Themaininformationscreensareasfollows:
•StartupScreen(page4)
•Engine-OffScreen(page4)
•Engine-OnScreen(page4)
StartupScreen
Duringstartup,thescreendisplaysastartupgraphic
for1second,soundsthealarm,andilluminatesthe
LED,changingfromredtoorangetogreen.
EngineScreens
Engine-OffScreen
Whenthekeyisonwithouttheenginerunning,the
Engine-Offscreendisplays(Figure3).
g030172
Figure3
1.Hoursremaininguntiltransmissionoilmaintenanceis
required
2.Batteryvoltagedisplay
3.Safetyinterlockstatusindicators
4.Fuel-levelgauge(iffuelsenderisavailable)
5.Screentogglesbetweenhoursremaininguntilengineoil
maintenanceandnon-resettableenginehourcounter
Engine-OnScreen
Whentheengineisrunning,theEngine-Onscreen
displays(Figure4).
g257021
Figure4
1.Enginespeedmode4.Enginespeed
2.Safetyinterlockstatus
indicators
5.Fuellevelgauge(iffuel
senderisavailable)
3.Enginetemperature
4

EngineSpeedMode
3modesareavailable:LOW,EFFICIENT,andMAXIMUM.
•LOW:Lowtransportspeed/Lowidleforreducing
deckpackinginwetmowingconditions.
•EFFICIENT:Mediumtransportspeedandmaximum
fueleconomyandnormalmowingconditions.
•MAX:Maximumtransportspeed/Highidlefor
extrememowingconditions.
Thepanelilluminatesshowingthecurrentengine
speedmode(LowisselectedinFigure4).
SafetyInterlockStatusIndicators
Theseilluminatewheneachcontrolisinthestarting
position(i.e.,PTOdisengaged,parkingbrake
engaged,motion-controlleversintheNEUTRAL-LOCK
position,andtheoperatorispresent).
•ThePTOmustbedisengaged,brakeengaged,
andmotion-controlleversout(NEUTRAL-LOCK
position)tostarttheengine.(Youdonotneedto
beintheseattostarttheengine.)
Note:ThestartercrankswiththePTOswitchin
theON(pulledup)position;however,thesystem
disengagesthePTOandaPTOreseterroroccurs.
EngagingthePTOrequiresyoutoresetthePTO
switchbyturningitOFF(pusheddown)andON.
•YoumustbeintheseatwhilethePTOisengaged,
theparkingbrakemustbedisengaged,orthe
motion-controlleversmustbemovedinward;
otherwise,theengineshutsoff.
•Theengineshutsoffifeithertheleft,theright,
orbothleversaremovedfromNEUTRAL-LOCK
positionwhiletheparkingbrakeisengaged.
Note:RefertothemachineOperator’sManualto
checkthesafetyinterlocksystem.
EngineTemperature
Abargraphdisplaystheenginetemperature.When
thetemperatureishighandapproachinganoverheat
condition,thebargraphashes.Whentheengine
hasoverheated,thebargraphllscompletely.
EngineSpeed
Displaysthespeedoftheengine.
FuelLevel(iffuelsenderisavailable)
Thefuellevelisshownonabardisplay.Anerror
appearswhenthefuellevelislow(approximately1
gallonremaininginthetank).
MenuSelectionScreen
TheMenuSelectionScreendisplayswhenyouplace
themotion-controlleversintheNEUTRAL-LOCKposition
andpressandholdthe2outsideLDUbuttons.
g228165
Figure5
1.Outsidebuttons2.Menuselectionscreen
TheMenuSelectionScreenallowsyoutocycle
throughthedifferentmenuoptionsbypressingthe
togglebutton.Whenthedesiredmenuoptionis
highlighted,presstheenterbuttontoselectit.
Note:Allmenuoptionsarelockedifthe
motion-controlleversarenotintheNEUTRAL-LOCK
position.
Pressandholdthe2outsidebuttonstoreturntothe
defaultscreen.
Themenuselectionscreenallowsyoutocycle
throughthefollowingscreens.
•MaintenanceandServiceMenu(page6)
•GaugesandMetersMenu(page8)
•AdvancedSettingsMenu(page10)
5

g038651
Figure6
1.MaintenanceandService4.Cancel/Exit
2.GaugesandMeters5.Togglebetweenscreens
3.AdvancedSettings6.Enter/Return
MaintenanceandServiceMenu
Youcanscrollbetweenthefollowingscreensinthe
MaintenanceandServicemenu:
•HydraulicTransmissionOil(page6)
•EngineOil(page6)
•CurrentErrorMessages(page7)
•StatusofInputs(page7)
•StatusofOutputs(page7)
•MachineInformation(page8)
•ModuleInformation(page8)
HydraulicTransmissionOil
Thisservicereminderscreendisplaysthehoursuntil
thehydraulictransmissionoilmaintenanceisdue.
g030186
Figure7
1.HydraulicTransOil
2.Reminderdisplay
3.Enginehoursremaininguntiltheserviceisdue
Pressthetogglebuttontoalsodisplaytheengine
hoursatwhicheveryservicereminderresetwas
performed.
g030187
Figure8
1.HydraulicTransOil
2.ServiceHistorydisplay
3.Servicereminderresetwasperformed(e.g.,250and750
enginehours)
EngineOil
Thisservicereminderscreendisplaysthehoursuntil
theengineoilmaintenanceisdue.
g030188
Figure9
1.EngineOil
2.Reminderdisplay
3.Enginehoursremaininguntiltheserviceisdue
Pressthetogglebuttontoalsodisplaytheengine
hoursatwhicheveryservicereminderresetwas
performed.
g030189
Figure10
1.Engineoil
2.ServiceHistorydisplay
3.Servicereminderresetwasperformed(e.g.,250and750
enginehours)
6

CurrentErrorMessages
Thisscreendisplaysthecurrenterrorastextwiththe
enginehoursatwhichtheerroroccurred.Thetoggle
buttonallowsyoutoscrollbetweenscreensifmultiple
errorsareactive.Ifonly1erroroccurs,thetoggle
buttondoesnotchangescreens.
g030185
Figure11
1.CurrentError
2.Errordisplay(e.g.,LowOilPressure)
3.Enginehourswhentheerroroccurred
StatusofInputs
Thisscreenlistsalloftheinputstothesystemand
highlightswhichiscurrentlyactive.Inputswith
numericalvaluesdisplaythecurrentvalue.
g293188
Figure12
1.StatusofInputs7.Next
2.PTOswitch8.Brake
3.Neutral9.Seat
4.Oilpressure10.Enginecommunication
5.Previous11.Wingdeck(ifapplicable)
6.Togglebetweenscreens
ThefollowingarealistofitemsavailableintheStatus
ofInputsscreen:
•Systemvoltage
•Enginecommunication(highlightsifmoduleis
communicatingwiththeengineECU)
•PTOswitch(highlightsifon)
•Fuelsendervoltage(showsvoltage)
•Neutralswitch(highlightsifon)
•Brakeswitch(highlightsifon)
•Seatswitch(highlightsifon)
•Oil-pressureswitch(highlightsifon)
•Enginetemperature(showstemperature)
•WingDeck(ifapplicable—highlightsifthewing
decksaredownandreadytomow)
StatusofOutputs
Thisscreenlistsalloftheoutputsfromthesystem
andhighlightswhichoneiscurrentlyactive.Outputs
withnumericalvaluesdisplaythecurrentvalue.
g293204
Figure13
1.Statusofoutputs5.Enginepowertorun
2.PTOoutput6.Enginespeedoutput
3.Alarmoutput7.Coolingfanoutput
4.Starteroutput
ThefollowingarealistofitemsavailableintheStatus
ofOutputsscreen:
•PTOoutput(highlightsifon)
•Alarm(highlightsifon)
•Starter(highlightsifon)
•Engineshutdownoutput(highlightsifon)
•Enginespeedsignalshowsvoltagesignalsent
fromtheHorizonsystemtotheengineECU.
•Coolingfanoutput(ifapplicable)
7

MachineInformation
Thescreendisplaystheserialnumberandmodel
numberofthemachine.
g030190
Figure14
1.MachineInformation3.Serialnumber
2.Modelnumber
ModuleInformation
Thescreendisplaysthecurrentinstalledversion
ofsoftwareandhardwareforboththeLDU(Logic
DisplayUnit)andtheMCU(MasterControlUnit).
SelectthetogglebuttontoseetheMCUscreen.
g030191
Figure15
1.ModuleInformation4.SoftwareVersion
2.LDU5.Toggle
3.HardwareVersion
g030192
Figure16
1.ModuleInformation3.HardwareVersion
2.MCU4.SoftwareVersion
Toexitthescreen,pressthepreviousornextarrow
keys.Pressingtheenterbuttontakesyoubacktothe
MenuSelectionscreen.
g293225
Figure17
1.Exit2.Enter/Return
GaugesandMetersMenu
Youcanscrollbetweenthefollowingscreensinthe
GaugesandMetersmenu:
•EngineHours(page8)
•PTOHours(page9)
•FuelUsed(page9)
•FuelEconomy(page9)
•TripStatistics(page9)
EngineHours
Thisscreendisplaysanon-resettable,totalengine
hourcounterandresettabletripcounter.
g030202
Figure18
1.EngineHours3.Triphours
2.Totalhours4.Resettriphours
ToresettheTriphourmeter,highlighttheTriphour
meterandpresstheResetbutton;toconrmthe
reset,pressY(yes)orN(no)tocancel(Figure19).
8

g030203
Figure19
1.Reset3.Y(yes)
2.Areyousure?4.N(no)
PTOHours
Thisscreendisplaysanon-resettable,totalPTOhour
counterandaresettabletripPTOcounter.
g030204
Figure20
1.PTOHours3.Triphours
2.Totalhours4.Resettriphours
ToresettheTriphourmeter,highlighttheTriphour
meterandpresstheResetbutton;toconrmthe
reset,pressY(yes)orN(no)tocancel(Figure19).
FuelUsed
ThisscreendisplaysthetotalUSgallons/litersoffuel
usedfromthelasttimeitwasreset.Pressthereset
buttontoresetthefuelusedcounter.
g038362
Figure21
1.FuelUsed3.Reset
2.DisplaysUSgallons/liters
used
FuelEconomy
ThisscreendisplaystheUSgallons/litersoffuelused
perenginehour.
g038363
Figure22
1.FuelEconomy2.DisplaysUSgallons/liters
perhour
TripStatistics
Thereare5tripstatisticsscreenstoscrollthoughand
view.
g030207
Figure23
1.TripStatistics2.Viewtripstatistics
Eachscreenfeaturesresettablecountersforthe
followingparameters:EngineHours,PTOHours,and
totalUSgallons/litersoffuelused.
Youcanpauseorstopthecollectionofstatistics
andplayorstartthecollectionoftripstatistics.
Forexample,whenTripStatistics1ispaused,the
statisticsarehighlightedandtheresetbuttonis
available.Pressingtheresetbuttonresetsall3
parameters.Pressingtheplaybuttonstartsdata
collection.
9

g038364
Figure24
1.TripStatistics14.DisplaysUSgallons/liters
offuel
2.Displaysenginehours5.Play/Start
3.DisplaysPTOhours6.Reset
Whenatripstatisticisplaying,thestatisticsarenot
highlightedandtheresetbuttonisblackedoutand
notavailable.Pressingthepausebuttonstopsthe
collectionofdata.
g038365
Figure25
1.TripStatistics44.DisplaysUSgallons/liters
offuel
2.Displaysenginehours5.Pause/Stop
3.DisplaysPTOhours
PressthetogglebuttonontheTripStatistics5screen
togobacktothemainTripStatisticsscreen.
AdvancedSettingsMenu
Whentheadvancedsettingsmenuisselected,the
modulepromptsyoufora4digitpasscode.The
defaultdigitsonthedisplayscreenare0000.
g030221
Figure26
1.Enterpassword4.Enter/Return
2.Activedigits5.Decrease
3.Increase
Thepasscodeis1982.Whentheactivedigitis
highlighted,presstheincreaseordecreasebuttonsto
scrollthroughdigitsfrom0to9.Pressentertoselect
thehighlighteddigit.
Ifyouentertheincorrectpassword,themoduletakes
youbacktothemenuselectscreen.Whenthecorrect
passwordisentered,youcanscrollbetweenthe
followingscreens:
•HydraulicTransmissionOil(page10)
•EngineOil(page11)
•HistoricalError(page11)
•Alarms(page11)
•EngineSettings(page12)
•CalibrateEngineSettings(page12)
•FactoryDefaults(page13)
HydraulicTransmissionOil
Afterperformingthenecessarymaintenance,this
screenallowsyoutoresetthenumberofhoursuntil
thehydraulictransmissionoilserviceisdue.
g263439
Figure27
1.HydraulicTransOil3.Remaininghoursuntil
service
2.Reminderdisplay4.Reset
10