(F) 27
22
ERROR
Flow Gradient
Check if the pump switches off
suddenly.
(F) 23
23
Detected tab panel button pres-
sed for longer than 30 “
Check keypad and reset the
status of the buttons. Or repla-
ce the electronic board
(F) 53
24
Clogged Outlets
Check the Chimneys / Check
the trap.
(F) 55
25
No Calibration
GAC Calibration 4.3.1
(F) 18
26
Electrode earthed on the Burn-
er or presence of moisture
Check the distance between the burn-
er and the electrode, check for humid-
ity between drain wire and ceramic, if
necessary, replace the electrode.
(F) 43
27
During the ignition stage, ab-
normal flame extinguishing
has occurred 12 "consecutive"
times in a period of about 50
sec.
Check the gas pressure / any flue
gas recirculation in the chimney and
obstructions / condensation drain
/ electrode electrical connection /
electrode and burner earth / perform
GAC calibration chap. 4.3.1 / replace
the electrode and its connection /
replace the electronic board
BLOCK
28
Control circuit problems
Gas Valve
Check the Gas Valve connec
-
tions / Replace the Gas Valve
(3)
/ Replace the Modulation
Board
BLOCK
32
Gas Valve opening time beyond
limit time
Check the parts that generate the heat
requests (thermostats, electrovalve
limit switches, flow switch, etc.)
BLOCK
33
Flame loss with max ignition
value correction
Check the gas pressure / any flue
gas recirculation in the chimney and
obstructions / condensation drain
/ electrode electrical connection /
electrode and burner earth / perform
GAC calibration chap. 4.3.1 / replace
the electrode and its connection /
replace the electronic board
BLOCK
General block for unclassified
anomalies.
Replace Modulation Board.
ERRORS DISPLAYED ON REGOLAFACILE ONLY
-
75
-
Regolafacile external sensor
Replace the external probe /
Regolafacile
-
80
-
Regolafacile Internal Sensor
Replace Regolafacile
-
81
-
Eprom Error of Regolafacile
Replace Regolafacile
(*) if there is a condensation obstruction inside the flue gas manifold (before resetting) it is necessary
to proceed to a drying operation inside of the tank especially of the level sensor electrodes.
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