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Änderungen aufgrund technischer Verbesserungen vorbehalten!
Montage- und Wartungsanweisung Nefit Economy VR(C) 20/24/24 cw4 • Ausgabe 11/2001
Nefit Buderus B. V. • http://www.Nefit.nl
Display- en servicecodes8
Fortsetzung Störungsmeldungen
Fortsetzung Störungsmeldungen
display- code service- code bedrijfstoestand toestel oorzaken
1C
Aansluiting voor rookgas thermostaat is open.
48/49
1L
TTB open. Temperatuur naast rookgasafvoer te hoog (VRC 24 S).
10
3A
De luchtdrukverschilschakelaar opent tijdens branden (VRC 24 V).
18/19
3C
De luchtdrukverschilschakelaar sluit niet binnen 5 minuten na aanvang
warmtevraag.
18/19
4A
De aanvoersensor is te warm (>100ºC).
12/13/14
4C
De cv-aanvoertemperatuur is hoger dan 105ºC.
De maximaalthermostaat is geopend.
12/13/15
16/20/21
4C
Zekering F2 defect.
22
4H
Toestel in bedrijf voor warmwater door druppelende warmwaterkraan.
47
4U
De aanvoersensor is kortgesloten.
8/23
4y
De aanvoersensor maakt geen kontakt.
8/24
5A
UBA vergrendeld
33
5y
UBA vergrendeld
33
6A
Er treedt geen ionisatie op na ontsteekfase, de gloeiplug werkt niet.
25
6A
Er treedt geen ionisatie op na ontsteekfase, maar de gloeiplug werkt wel.
26/27/28
29/39
6C
Er treedt ionisatie op na beëindigen warmtevraag, de gasklep sluit niet.
34/35
6H
De ionisatie (cq. de vlam) valt weg vlak na het ontsteken.
32
6L
De ionisatie (cq. de vlam) valt weg tijdens werkend toestel.
32/38
7A
UBA defect.
40
7C
De netspanning valt weg tijdens vergrendelende fout of reset te kort
ingedrukt.
30/33
7F
Zekering F3 defect of UBA.
31/40
7L
UBA defect.
40
7H
UBA defect.
40
Displaycode = normal zichtbaar
Servicecode = zichtbaar na indrukken service codeknop
36


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