timer on my vokerera excell boiler does not go round, how do i fix it?
vokera boiler no heat but 2nd pipe from the left is red hot?
Vokera boiler on constantly. Room stat showing unknown code. ?
How can I sort my thermostat. Code: 20059643?
how can we fix our Vokera compact 29a lose presure ?
Vokera sorry ?