80
Troubleshooting
12:3INLETAIRSENSOR-OPEN
TheerrorcodeisshowniftheanaloginputINLETAIRTEMP .(PT100)isreadingaresistanceof
morethanapproximately185Ω.ProbablycausedbybrokenPT100sensororwiring.
IftheinletairtemperatureintheSHOWINPUTSmenushowatemperatureof222°Ctheinletair
sensorisconsideredopen.
Whentheinletairsensorisrestoredtheerrorcodeisautomaticallyresetandtheongoingprogram
willcontinue.
Alongpressonthecontrolknob/startbuttonwillmakethecontrolsystemresetandongoing
programwillbeended.
Theerrorcodecanbetriggedif:
•Thesensor,harnessorconnectorisbroken.Thesensorshallmeasurearound110Ohminroom
temperature,seetable.(Measuredirectoverthesensorconnectors).
IfthemeasureofinletairsensorisOK,butthereisstillanerrorcode:
•Checktheharness,connectorsandfunctionsbyreadingtheelectricalschematicandbyusing
theSHOWINPUTSmenuwhenthemachineisinservicemode.
Temp-Sensorresistance
0°C/32°F-100Ω
20°C/68°F-107Ω
30°C/86°F-112Ω
200°C/392°F-176Ω
12:4INLETAIRSENSOR-SHORT-CIRCUITED
TheerrorcodeisshowniftheanaloginputINLETAIRTEMP(PT100)isreadingaresistanceof
lessthan100Ω.ProbablycausedbybrokenPT100sensorordamagedwiring.
IftheinletairtemperatureintheSHOWINPUTSmenushowatemperatureof0°Ctheinletair
sensorisshorted.
Whentheinletairsensorisrestoredtheerrorcodeisautomaticallyresetandtheongoingprogram
willcontinue.
Alongpressonthecontrolknob/startbuttonwillmakethecontrolsystemresetandongoing
programwillbeended.
Theerrorcanbetriggedif:
•Thesensor,harnessorconnectorisshorted.Thesensorshallmeasurearound110Ohminroom
temperature,seetable.(Measuredirectoverthesensorconnectors).
IfthemeasureofinletairsensorisOK,butthereisstillanerrorcode:
•Checktheharness,connectorsandfunctionsbyreadingtheelectricalschematicandbyusing
theSHOWINPUTSmenuwhenthemachineisinservicemode.
Temp-Sensorresistance
0°C/32°F-100Ω
20°C/68°F-107Ω
30°C/86°F-112Ω
200°C/392°F-176Ω