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R2K 34 RAIN - RAD - ING - Manuale - 1612.1_firm.L181E
2 Co
dic
i di
seg
n
ala
zio
n
e anomalie
_
combinat
a_
M
IA
H4
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E
N
2. MAINTENANCE
SUPPOR
T
C
ENTRE
CODE
FAULT
POSSIBLE CAUSE
SOLUTION
RESET
E02
SAFETY THERMOSTAT
(95°C)
THERMOSTAT CABLE
DISCONNECTED;
CHECK THE WIRING:
MANUAL
RESET
(PRESS THE RESET
‘
’ KEY).
BROKEN THERMOSTAT.
REPLACE IT.
E03
FUMES SAFETY
THERMOFUSE (102°C)
THERMOFUSE BROKEN;
REPLACE IT;
MANUAL
RESET
(PRESS THE RESET
‘
’ KEY).
THERMOFUSE CABLE
DISCONNECTED.
CHECK THE WIRING.
E04
WATER MISSING IN THE
SYSTEM
INSUFFICIENT WATER
PRESSURE INSIDE THE SYSTEM
(LOWER THAN 0.3 BAR);
LOAD THE SYSTEM;
AUTOMATIC.
WATER PRESSURE SWITCH
CABLE DISCONNECTED;
CHECK THE WIRING;
WATER PRESSURE SWITCH
BROKEN.
REPLACE IT.
E05
HEATING PROBE
BROKEN OR INCORRECTLY
CALIBRATED PROBE
(RESISTANCE VALUE 10
KOHM AT 25 °C NTC);
REPLACE IT;
AUTOMATIC.
DISCONNECTED OR WET
PROBE CONNECTOR.
CHECK THE WIRING.
E06
DOMESTIC CIRCUIT
PROBE
BROKEN OR INCORRECTLY
CALIBRATED PROBE
(RESISTANCE VALUE 10
KOHM AT 25 °C NTC);
REPLACE IT;
AUTOMATIC.
DISCONNECTED OR WET
PROBE CONNECTOR.
CHECK THE WIRING.
E15
RETURN PROBE
BROKEN OR INCORRECTLY
CALIBRATED PROBE
(RESISTANCE VALUE 10
KOHM AT 25 °C NTC);
REPLACE IT;
AUTOMATIC.
DISCONNECTED OR WET
PROBE CONNECTOR.
CHECK THE WIRING.
