Service manual

AMX/AM900 SERVICE MANUAL
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8/AMX/AM900 . R&D, HOBART CHINA 
4.2AMXSERIES 
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1 MachineON/OFF
DRAIN
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Pushingthisbuttonswitchesthedishwasheron.
Bypushingandholding(3s)thisbutton,thedrainandselfcleaningcyclestarts.
Oncethedraincyclehascompletedthemachineswitchesoffautomatically.
Afterswitchoff,themachineisnotvoltagefree!
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Thebuttonilluminatestoindicatethemodeofthe
machine:
GREEN(flashing) =machinefillsandstartsheating
GREEN(permanent) =readyforoperation(softenertestU03)
BLUE(permanent) =washcycleisrunning(basicdataU02)
BLUE(flashing) =machinedraining/switch‐off
RED(permanent)=criticalfailure(machinetypesettingU01)
GREEN/RED(alternateflashing)=
noncriticalfailure
BLUE/RED(alternateflashing) =negativepressurefailure
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2 Programbutton
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Bypushingthisbuttonit ispossibletoselectbetweendifferentpreset
programs,accordingtomodelandequipment.
Theprogramno.willbeshownintheupperDisplay.
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3 Highpressure/
Servicebutton
AUXX(L/T)modelsonly:Anactivationofhighpressurecleaning.
Neveruseforcleaningglassesandlightdishes(breakage)!
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4 Stopbutton
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Incaseofoperatingerrororfaults,itispossibletoswitch‐offthemachine
immediatelywithoutdraincycle,bypushingthisbutton.
Afterswitchoff,themachineisnotvoltagefree!
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5 Temperature
Wash(°C)
6 Temperature 
Rinse(°C)
Temperaturesareonlydisplayedwhentheprogrambuttonispushedfor
minimum3seconds.Theindicatorsgoout10secondsafterreleasingprogram
button.
Permanenttemperaturedisplaycanbeactivated(setU02S15to"1”).
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7 Saltrequired
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Indicatestheneedforregenerationsalttobeadded.
(Onlywithbuilt‐insoftener.)
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8
Detergent/
Rinseaidindicator
Indicatesdetergent(CH1)orrinseaid(CH2)deficiency.
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9
Serviceindicator
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Thissymbolindicatesthatthedishwasherhasdevelopedafault.Intherinse
temperaturedisplayappearsacode(seepage33to35).
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