Unical KONe R 18 - Page 43

(F) 27 22
ERROR
Flow Gradient
Check if the pump switches o󰀨
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 ue
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,owswitch,etc.)
BLOCK 33
Flame loss with max ignition
value correction
Checkthe gaspressure /any ue
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 unclassied
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 ue gas manifold (before resetting) it is necessary
to proceed to a drying operation inside of the tank especially of the level sensor electrodes.
service
service
service
service
service
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service