Product Manual

31
Troubleshooting
Displayed malfunctions
DISPLAY Cause Action
TARGET
ACTUAL
Err OFF
Watertemperatureatheating
chamberoutletabove147°C
Operateappliancewithoutheating
„HeatingOFF“untilthetemperature
hasdroppedbelow147°C.Switchmain
switch„OFF“andthenback„ON“again.
AUS E7
Appliancehasnotbeen
operatedformorethan20
minutes
->Safetycut-off
Switchmainswitch„OFF“andthen
back„ON“again.
Err E2
Temperaturesensor
defective
Replacetemperaturesensor
FLA E8
Warning
Flamemonitoring;
Nocombustionwasdetected
bytheamesensorafter2s
Checkamesensor;
Checkcombustionsystem
Switchmainswitch„OFF“andthen
back„ON“again.
OIL Actual
value
BrennstoffstandimTankist
zuniedrig
Rellfuel
(HeatingoilEL)
UES Actual
value
Overloadprotectionofmotor
Highpressurepumpis
actuated
Checkenergysupply,
Removeextensioncord,
Nozzleclogged?
Usemasterswitch„AUS“/„EIN“to
switchofforon.
Excess temperature release
Asanadditionalsafetydevicetheapplianceisequipped
withanexcesstemperaturesensorinsidethechimney.Should
thesafetydevicesase.g.thefloatmonitoringdevicebedefec-
ticeandtheburnercontinuestoheatalthoughtheheatingcoil
doesnotconductawayheatadestructionoftheheatingcoil
wouldbeinevitable.Assoonasthetemperatureinsidethe
chimneyexceeds260°Ctheexcesstemperaturereleasetrig-
gersandcutsouttheappliance.
Thedisplayoftheexcesstemperaturereleaseislocatedonthe
backoftheswitchboxinsidetheappliance.
RED:Excesstemperaturereleased,letappliancecooldown,nohotwateroperationpossible
YELLOW:Appliancecooleddown,activationofhotwateropertionpossiblebypressing
theRESET-button
ATTENTION !!!
Immediately contact service in case of recurrence
Heißwasserbetrieb erst
nach Abkühlung möglich.
Hot-water operation only possible
after cooling down phase.
Gerät abgekühlt, Heißwasserbetrieb
nach RESET wieder möglich.
Machine cooled down, hot-water
operation possible after RESET.
Überhitzung / Overheating
R