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R2K 34 RAIN - RAD - ING - Manuale - 1612.1_firm.L181E
2 Codici di segnalazione funzioni attive_R2K_MIAH4_firm.L181E_EN
2. MAINTENANCE
SUPPORT CENTRE
2.2.17. ACTIVE FUNCTIONS SIGNALLING CODES
CODE FUNCTION DESCRIPTION
F07 CHIMNEY SWEEP ACTIVE YOU CAN ACTIVATE IT BY HOLDING FOR 7 SECONDS THE RESET ‘ ’ KEY AND YOU CAN
DEACTIVATE IT BY TURNING OFF THE BOILER. THIS FUNCTION BRINGS THE BOILER TO
ITS MINIMUM AND MAXIMUM HEATING POWER FOR 15 MINUTES DEACTIVATING THE
MODULATION FUNCTION. GENERALLY USED FOR PERFORMING THE COMBUSTION AND
CALIBRATION TESTS.
F08 HEATING CIRCUIT ANTI-FREEZE IT ACTIVATES AUTOMATICALLY WHEN THE HEATING PROBE DETECTS A TEMPERATURE
OF 12°C. THE BOILER OPERATES AT MINIMUM GAS PRESSURE WITH THE DIVERTER
VALVE SET TO ‘WINTER’ MODE. IT DEACTIVATES WHEN THE HEATING FLOW WATER
TEMPERATURE REACHES THE 30°C AND, IN PRESENCE OF A RETURN SENSOR, WHEN
THE HEATING RETURN WATER TEMPERATURE REACHES THE 20°C.
F09 D.H.W CIRCUIT ANTI-FREEZE THE FUNCTION IS AUTOMATICALLY ENABLED WHEN THE D.H.W SENSOR DETECTS A
TEMPERATURE OF 4 °C. THE BOILER OPERATES AT MINIMUM GAS PRESSURE WITH THE
DIVERTER VALVE IN THE ‘SUMMER’ POSITION. THE FUNCTION IS DISABLED WHEN THE
TEMPERATURE DETECTED BY THE SENSOR IS 8 °C IN THE D.H.W CIRCUIT.
F33 SYSTEM AIR RELEASE CYCLE IT ACTIVATES AUTOMATICALLY AT FIRST BOILER START-UP, PERFORMING FOR 5
MINUTES A SERIES OF CYCLES DURING WHICH THE PUMP IS ACTIVATED FOR 40
SECONDS AND DEACTIVATED FOR 20 SECONDS. REGULAR OPERATION IS ALLOWED
ONLY AFTER THIS FUNCTION IS COMPLETED.
IT CAN ALSO ACTIVATE DURING NORMAL BOILER OPERATION, IF THE WATER PRESSURE
SWITCH CONFIRMATION IS MISSING, WHEN THE CONTACT IS RE-CLOSED, A 2 MINUTES
RELEASE CYCLE WILL BE PERFORMED.
FH FAST H2O YOU CAN ACTIVATE/DEACTIVATED IT BY HOLDING SIMULTANEOUSLY AND FOR 7 SECONDS
THE RESET ‘
’ AND ‘ ’ OF THE DOMESTIC CIRCUIT . THE “FAST H2O” FUNCTION
GUARANTEES THE IMMEDIATE D.H.W SUPPLY AT THE REQUESTED TEMPERATURE.
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