Operator's Manual

2.Removethecoverfromthecontrolpanel.
3.Locatethewireharnessandloop-back
connector(Figure37).
g020260
Figure37
1.Loop-backconnector
4.Carefullyunplugtheloop-backconnectorfrom
theharnessconnector.
5.ConnecttheDiagnosticACEdisplayconnector
totheharnessconnector(Figure38).
Note:Ensurethatthecorrectoverlaydecalis
positionedontheDiagnosticACEdisplay.
g004140
Figure38
1.DiagnosticACE
6.TurnthekeyswitchtotheONposition,butdo
notstartthemachine.
Note:Theredtextontheoverlaydecalrefers
toinputswitchesandthegreentextrefersto
outputs.
7.The“inputsdisplayed”LED,onthelowerright
columnoftheDiagnosticACE,shouldbe
illuminated.Ifthe“outputsdisplayed”LED
isilluminated,pressthetogglebutton,on
DiagnosticACE,tochangeLEDto“inputs
displayed.”
TheDiagnosticACEilluminatestheLED
associatedwitheachoftheinputswhenthat
inputswitchisclosed.
8.Individually,changeeachoftheswitchesfrom
opentoclosed(i.e.,sitontheseat,engage
thetractionpedal,etc.),andnotethatthe
appropriateLEDontheDiagnosticACEblinks
onandoffwhenthecorrespondingswitchis
closed.Repeatthisforallswitchesthatyoucan
changebyhand.
9.Ifaswitchisclosedandtheappropriate
LEDdoesnotturnon,checkallwiringand
connectionstotheswitchand/orcheckthe
switcheswithanohmmeterormultimeter.
Replaceanymalfunctioningswitchesandrepair
anymalfunctioningwiring.
Note:TheDiagnosticACEalsohastheability
todetectwhichoutputsolenoidsorrelaysare
turnedon.Thisisaquickwaytodetermineifa
machinemalfunctioniselectricalorhydraulic.
VerifyingOutputFunction
1.Parkthemachineonalevelsurface,lowerthe
cuttingunits,engagetheparkingbrake,shutoff
theengine,andremovethekey.
2.Removetheaccesspanelfromthesideofthe
controlarm.
3.Locatethewireharnessandconnectorsnear
thecontroller.
4.Carefullyunplugtheloop-backconnectorfrom
theharnessconnector.
5.ConnecttheDiagnosticACEconnectortothe
harnessconnector.
Note:Makesurethatthecorrectoverlaydecal
ispositionedontheDiagnosticACE.
6.TurnthekeyswitchtotheONposition,butdo
notstartthemachine.
Note:Theredtextontheoverlaydecalrefers
toinputswitchesandthegreentextrefersto
outputs.
7.The“outputsdisplayed”LED,onlower
rightcolumnofDiagnosticACE,shouldbe
illuminated.Ifthe“inputsdisplayed”LEDis
illuminated,pressthetogglebutton,onthe
DiagnosticACE,tochangetheLEDto“outputs
displayed”.
Note:Itmaybenecessarytotogglebetween
“inputsdisplayed”and“outputsdisplayed”
severaltimestodothefollowingstep.T otoggle
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