0020094586_01-08/10-Glow-worm
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MAINTENANCE
In case the signal is lost between the room
thermostat and the radio receiver (e.g. : batteries
exhausted), the heating system uses its own
functioning settings.
Faults described in this chapter should be carried
out by a qualied engineer and if needed by the
After Sales Service.
Youwillndalistofcertainerrorcodesintheusermanual.
5
4
3
2
1
Intheeventofaproblem:
• Checktheerrormessagesintheroomtemperature
thermostat'sdisplayzone
• Removethecover(2)fromtheradioreceiver(1)toseethe
2LEDs.
• Checkthestateofthe2LEDs(green(5)andred(3)located
ontheelectronicboard(4)intheradioreceiver.
GreenLED
off
RedLED
off
-Failureofelectrical
supply
-DefectiveEBUS
connectioncable
•Ensurethatthereis
nointerruptiontothe
electricitysupplyandthat
theapplianceisproperly
connectedandturnedon.
•Checktheelectrical
connectionbetweenthe
receiverandtheappliance.
RedLED
switched
on
-Appliancefault
-Radiosignal
transmissionerror
-EBUScommunications
error
-Defectiveradio
transmitterorreceiver
-EBUSconnecting
cabledefective
•Checkthat:
-Theappliancesfunctioning
statusiscorrect
-Theroomthermostat
batteriesareproperly
installedintheir
compartment
-Thebatterypolarityisnot
reversed
-Thebatteriesarenot
exhausted.Ifso,replacewith
newbatteries.
•Checktheelectrical
connectionbetweenthe
receiverandtheappliance.
•Checktheradio
communicationbetweenthe
thermostatandthereceiver.