BLUEHELIX TOP RRT K 50
247
EN
cod. 3541Q281 - Rev. 02 - 10/2020
F13
A13
Fume probe fault
Probe damaged
Check the wiring or replace the fume probe
Wiring shorted
Wiring disconnected
A14
Fume extraction duct safety
device intervention
Fault F07 generated 3 times in
the last 24 hours
See fault F07
F34
Supply voltage under 170V
Electric mains trouble
Check the electrical system
F37
Incorrect system water pres-
sure
Pressure too low
Fill the system
Water pressure switch dama-
ged or disconnected
Check the water pressure switch
F39
External probe fault
Probe damaged or wiring shor-
ted
Check the wiring or replace the sensor
Probe disconnected after acti-
vating the sliding temperature
Reconnect the external probe or disable the sli-
ding temperature
F41
Activation of maximum
DELTA T protection
Heating sensor damaged
Check the correct positioning and operation of
the heating sensor
Return sensor damaged
Check the correct positioning and operation of
the return sensor
No water circulation in the sys-
tem
Check the circulating pump
Air in the system
Vent the system
F42
A42
Sensor control protection acti-
vation
Return and/or delivery sensor
damaged or disconnected
Check the correct positioning and operation of
the return and/or delivery sensor and/or
replace it
Return sensor damaged or dis-
connected
Check the correct positioning and operation of
the return sensor
F43
Exchanger protection inter-
vention.
No system H
2
O circulation
Check the circulating pump
Air in the system
Vent the system
A23 - A24 - A26
F20 - F21 - F40
F47 - F51
Card parameter fault
Wrong card parameter setting
Check the card parameters and modify if
necessary
F50 - F53
Limit thermostat fault with
parameter b06 = 1 o 4
No/poor water circulation in the
system
Check the circulating pump
Air in the system
Vent the system
Incorrect parameter
Check the correct parameter setting
F56 - A56
Calibration fault
Incorrect parameters
Check parameters and carry out a 100% cali-
bration
Electrode damaged or not
correctly positioned.
Check the position of the electrode, replace it if
necessary. After replacement, repeat the 100%
calibration
Recirculation of fumes inside
the boiler
Check the tightness of the flue pipe and the
seal of gaskets
Calibration procedure not
completed
Poor primary circuit circulation
or poor dissipation during cali-
bration
Reset the fault. Turn on the hot water faucet
and wait for the flame to stop flashing (about 2
minutes)
F61 - A61
Controller AGC01 fault
Controller AGC01 internal error
Check the ground connection.
Check the electrode.
Repeat the 100% calibration procedure.
If necessary replace the control unit.
A63
Controller AGC01 fault
Unstable power supply
Check the power supply
Controller AGC01 internal error
If necessary replace the control unit
Fault code
Fault
Possible cause
Cure