Steffes 612EXT Troubleshooting Guide Manuale Utente Pagina 1

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MODEL: EXTFUNCTION: Core ChargingPROBLEM: Unit Charges ImproperlyPlace heat storage switch in the "On" position. Place charge level switch i

MODEL: EXT (2-Mode Circuit Board without Outdoor Sensor)FUNCTION: Core ChargingPROBLEM: Unit Charges UnevenlyBefore starting any procedures listed b

SET ROOM THERMOSTAT TOHIGH STOP POSITIONCheck voltage across fan high limit switchterminals (56).MODEL: EXTFUNCTION: Air DeliveryPROBLEM: Fan(s) do

FANS RUNINTERMITTENTLYCheck for damper jammingand bimetallic coil assembly(39) calibration.Recalibrate bimetalliccoil assembly (39),or repair or repla

DISCHARGE AIRTOO COOLCheck for adequate coretemperature.Check for damperjamming orobstruction.Refer to "Unit ChargesImproperly" flow charton

Jumper Blue andBlue/White peak controlwires inside the heater’selectrical compartment.Does the off-peak lightilluminate?Check unit wiring.Check wiring

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