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RBS 24 - RAD - ING - Manual - 1709.1_MIAB2013_R7
2 Codici
di segnalazione
anomalie_c
ombinata_aperta_MIAB2013_EN
2. MAINTENANCE
SUPPOR
T
C
ENTRE
CODE
FAULT
POSSIBLE CAUSE
SOLUTION
RESET
E18
I N S U F F I C I E N T
CIRCULATION
EXCHANGER OBSTRUCTED;
CLEAN OR REPLACE THE EXCHANGER;
AUTOMATIC.
CIRCULATOR BROKEN OR
DIRTY IMPELLER.
CLEAN THE IMPELLER OR REPLACE THE
CIRCULATOR.
E21
GENERAL INTERNAL
BOARD ERROR
INCORRECT SIGNAL
RECOGNITION BY THE
MODULATION BOARD
MICRO-PROCESSOR.
IF THE MODULATION BOARD DOES NOT
RESET THE ERROR AUTOMATICALLY,
REPLACE IT.
AUTOMATIC.
E22
P A R A M E T E R S
PROGRAMMING REQUEST
MICRO=PROCESSOR
MEMORY LOSS.
PARAMETERS REPROGRAMMING.
MANUAL
RESET
(CUT OFF THE
TENSION).
E31
REMOTE CONTROLLER
INCOMPATIBLE
INDICATES THAT THE
REMOTE CONTROLLER
CONNECTED TO THE BOILER
IS NOT COMPATIBLE WITH
THE CIRCUIT BOARD
REPLACE IT WITH A COMPATIBLE
MODEL.
AUTOMATIC.
E40
SUPPLY VOLTAGE
SUPPLY VOLTAGE OFF THE
OPERATION RANGE (
d
160
VOLTS).
CHECK THE POWER SUPPLY
NETWORK (THE ERROR DEACTIVATES
AUTOMATICALLY AS SOON AS THE
SUPPLY VOLTAGE FALLS BACK WITHIN
THE REQUESTED LIMITS).
AUTOMATIC.
E72
AIR PRESSURE SWITCH/
ELECTRIC FAN PRESSURE
SWITCH CHECK UP ERROR
CONNECTION ERROR OF
THE AIR PRESSURE SWITCH/
ELECTRIC FAN
AIR PRESSURE SWITCH
CONTACT BLOCKED;
ELECTRIC FAN DEFECTIVE;
CHECK THE WIRING;
REPLACE THE AIR PRESSURE SWITCH;
REPLACE IT;
MANUAL RESET
(PRESS THE RESET ‘
’ KEY).