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Remeha Celcia MC4
3 STORINGEN
3.1 Algemeen
Indien een van de aangesloten ketels op storing gaat, of bezig
is met warm tapwaterbereiding, schakelt de Celcia MC4 auto-
matisch een volgende ketel in.
De indicatie LED’s van de Celcia MC4 dienen tevens als sto-
ringsindicator. Als de aansturing van de regelaar loopt via de
Celcia 15 of 20, dan wordt de storingsmelding op het display
van de Celcia 15 of 20 getoond.
3.1.1 Storingsmelding via de indicatie LED’s
De indicatie LED’s van de Celcia MC4 geven storingen als
volgt weer:
Indicatie LED knip-
pert langzaam
Aanwijzing en betekenis Controle/oplossing
status LED
Celcia MC4 interne storing, sensor- , ketel- of communi-
catiefout.
Controleer eerst de overige LED’s onder de
grote afdekkap en verhelp die storing.
thermostaat LED
Celcia MC4 heeft geen verbinding meer met OpenTherm
thermostaat.
Controleer de bekabeling van en naar ther-
mostaat of is thermostaat verwijderd?
ketel LED’s
Celcia MC4 heeft geen verbinding meer met ketel, ketel
staat op storing of ketel is niet geschikt voor aansturing
door de Celcia MC4.
Staat de ketel in storing of uit?
Controleer de OpenTherm verbinding.
installatie-aanvoer-
temperatuur sensor
LED
Meetwaarde sensor ligt niet meer binnen de grenzen.
Controleer de bekabeling.
Meet de weerstandwaarde van de sensor,
zie tabel 04.
buitentemperatuur-
sensor LED
Meetwaarde sensor ligt niet meer binnen de grenzen.
Controleer de bekabeling.
Meet de weerstandwaarde van de sensor,
zie tabel 04.
tabel 03 Storingsaanduidingen van indicatie LED’s
Temperatuur
[°C]
Weerstand Buitentemperatuursensor
en Installatie-aanvoertemperatuursen-
sor
[Ohm]
-10 27.649
- 5 21.034
0 16.325
5 13.023
10 9.952
20 6.247
25 5.000
40 2.662
60 1.244
80 628
100 339
tabel 04 Weerstandswaarden sensoren
14


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