Vokera Maxin 28e combi boiler, DHW runs hot and cold?
how to ignite voker pilot light?
timer on my vokerera excell boiler does not go round, how do i fix it?
Error code E82?
How can I sort my thermostat. Code: 20059643?
vokera boiler not 2yrs old yet , wont work?
Max pressure?
Vokera boiler on constantly. Room stat showing unknown code. ?
Ignition failure on Vokera Vision C boiler?