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APPENDIX 4
Failure code
Message shown in
app
F02
F02
Contact Service.
F03
F03
Contact Service.
F04
F04
Ignition Sequence
Malfuntion.
Wait 1 minute.
Retry ignition.
F06
F06
Contact Service.
F10
F10
Contact Service.
F12
F12
Contact Service.
F13
F13
Contact Service.
F14
F14
Contact Service.
F15
F15
Contact Service.
F16
F16
Handset out of range.
F17
F17
Contact Service.
F19
F19
Contact Service.
Message shown in app
Failure code
F26
F26
Contact Service.
F28
F28
5 Day Shut OFF.
F31
F31
Contact Service.
F41
F41
Check Wi-Fi.
F42
F42
Check Wi-Fi.
F43
F43
No Receiver Connected.
Contact Service.
F44
F44
Missing temperature Sen-
sor. Contact Service.
Failure code
Message shown in
handset
F04
F04
F09
F09
F40
Battery Symbol
F46
F46
ERROR CODE LIST
Description
Wiring Motor and/or Microswitch.
Thermocouple wiring wrong or interrupted, or
kill switch open.
No pilot flame within 30 sec;
Remark: after 3 times failure F06 will be cre-
ated.
No pilot flame within 30 sec for 3 times within
5 Minutes.
2nd Thermocouple did not sense flame.
Limit temperature exceeded (T> 60 °C); Motor
turns down to pilot.
Limit temperature exceeded (T> 80 °C); Motor
turns down to pilot.
Receiver software doesn't support a 2nd Ther-
mocouple.
2nd Thermocouple is not connected to the
Receiver.
No temperature value from Handset found for
1,5 h.
Measure range malfunction Vcc > 7,25 V.
Pilot drops when Motor opens the main gas.
Description
Motor up prohibited after ignition / Fan at
level 4 for 10 minutes (T > 60/80 °C).
5d Timer expired or switched off at low bat-
teries.
Electronic malfunction.
No or bad Wi-Fi connection.
No myfire Wi-Fi box found.
No Receiver connected to myfire
Wi-Fi Box or bad connection.
No Temperature Sensor found
(Handset or NTC)
Duration
Description
displaying
4s
No pilot flame within 30 sec
Remark: after 3 times failure
F06 will be created.
4s
The Receiver has not been
paired with the Handset.
Permanent
Low battery power in Handset.
4s
No or bad connection between
Receiver and Handset.
95
95
Possible cause
No Motor end stop found Wiring to Motor
Microswitch connection or function
Bent Motor Knob
Thermocouple wiring wrong or
interrupted
ON/OFF switch at Valve open
No gas supply
Air in pilot supply line
No spark
Wrong polarity in Thermocouple wiring
No gas supply
Air in pilot supply line
No spark
Wrong polarity in Thermocouple wiring
Logs out of position
V Module connected
Receiver equipped with back up batteries
V Module not connected
Receiver not equipped with back up batteries
Wrong Receiver type
- Wiring of 2nd Thermocouple not connected
or damaged
No Handset in range
Wrong or malfunctioning Mains Adapter
Not enough thermovoltage
Bad Thermocouple
Low inlet pressure Valve
Possible cause
- Receiver temperature still above 60/80 °C
No Motor turn for 5 days
Empty Receiver batteries
Misconnection, short, high voltage
Overheating
No or bad Wi-Fi connection
No power
myfire Wi-Fi Box is not connected to the Home
Network
Incorrect myfire Wi-Fi Box version
Defect or loose wire between Receiver
and myfire Wi-Fi Box
No Handset available or no Temperature Sen-
sor connected
Possible cause
No gas supply
Air in pilot supply line
No spark
Wrong polarity in thermocouple wiring
Down arrow button was not pressed
during pairing
Replace Handset batteries
No power at Receiver
Low communication range
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