timer on my vokerera excell boiler does not go round, how do i fix it?
no hot water/heating?
how to ignite voker pilot light?
Faulty vokera boiler compact 25?
Max pressure?
rads warm up when hot water turned on vokera unica 36 he?
how can we fix our Vokera compact 29a lose presure ?
Error code E82?
How can I sort my thermostat. Code: 20059643?
vokera boiler no heat but 2nd pipe from the left is red hot?
water drips from overflow?
Vokera mynute 35e fault code 08 what is problem?