Vertrekdruk ..........................................................30, 63, 127
Vertrektemperatuur .............................................................50
Vertrekvoeler ................................................................ 13, 14
Verwarmingselement ..........................................................15
Verwarmingsvakmanmenu ................................................40
Verwarmingswater ..............................................................24
Vlamvoeler ............................................................................13
Voeler uitneembaar deel warmtewisselaar ........... 13, 14
Voelerkenwaarde ............................................................. 126
Voelerkortsluiting ................................................................37
Voeleronderbreking ............................................................37
Vorstbeveiliging ...................................................................58
Vul- en aflaatkraan ..............................................................12
Vuurhaaddruksensor .................................................. 13, 14
Vuurhaard .............................................................................93
W
Waarschuwing ....................................................................14
Waarschuwingscode ...................................................... 100
Warmtecel ............................................................................93
Warmtewisselaar ................................................. 12, 87, 94
Warmtewisselaar (stookolievoorverwarmer) ................15
Warmwatervorstbeveiliging ..............................................58
Waterhardheid .....................................................................24
Waterinhoud ........................................................................18
Waterkraan ...........................................................................58
Watervulling .........................................................................27
Waterzuivering .....................................................................25
Weergave .............................................................................37
Weersafhankelijke regeling ..............................................50
Werking .................................................................................15
Werkingsdruk ......................................................................18
Werkingsfase ............................................................... 41, 99
Werkingsonderbrekingen .................................................73
Werkingsproblemen ........................................................ 105
WES .............................................................................. 53, 54
Wisselstuk ......................................................................... 107
Z
Zekering ........................................................................ 13, 16
83293007 • 1/2014-04 • La
Montage- en bedieningsrichtlijnen
Condenserende stookolieketel WTC-OB 20 ... 35-A
14 Trefwoordenlijst
130-130