Ariston TOP WIFI - Error Code Diagnostics - Part 1; Relay Stuck and Dry Heating Errors; NTC Overheating and Data Flash Errors; Unlock and Reset Error

8
PHENOMENON
ERROR
Error
Relay Stuck



Error

Dry Heating


         
    
NTC
High/Low
Overheating
Error Bad
Data Flash






Error
Cant Unlock














Thisisasafetyerror.
Ifheatingisrunningandheatingresistancesareswitchedoff,
T_FnctRelaySwitchedOff=T_vgandthenthecontrolboardshallswitchedto
theFUNCTION_CHECKstate(functionalrelaysoff,safetyrelayson):herethe
programshallcheckifinT_WINDOW_SFETY(240)minutesT_vgremains
smallerthanT_FnctRelaySwitchedOff+StuckRelayTh(13°C).Ifthiscondition
isnotsatisfiedforatleast15s,theerrorconditionRELY_STUCKshalloccur
elsewhereiftheT_WINDOW_SFETYelapseswithoutdetectingtheerror,this
conditionshallnotbecheckedanymore(allrelaysshallbeswitchedoff).
Thisisasafetyerror.
IfNTC1probeiswellworking(noNTC1shortedoropenerrorcondition
detected),theoverheatingerrortestcanbecarriedout:ifT_NTC_High>105
°Cforatleast3s,theNTC1overheatingerrorshallbeset.Similarly,ifNTC2is
workingandtemperatureis>105°Cforatleast3s,theNTC2overheating
errorshalloccur.
Thisisanotvolatileerror:themachineshallbelockeduntiltheerroris
removedwitharesetcondition.