How to mend ... Vokera Excell Sp

I have a Vokera 24 that shows error code 07. can anyone help me fix it?

Boiler age?

rads warm up when hot water turned on vokera unica 36 he?

Vokera mynute 28se?

Error code E82?

Max pressure?

vokera boiler no heat but 2nd pipe from the left is red hot?

I have a vokera 24m gas boiler ?

How can I sort my thermostat. Code: 20059643?

Vokera excell boiler needs topping up every couple of days ?

Max pressure?

Ignition failure on Vokera Vision C boiler?

vokera 12-48rse?

Vokera boiler on constantly. Room stat showing unknown code. ?

wiring a nest heat link to a vokera 25 he compact ?

Vokera Maxin 28e combi boiler, DHW runs hot and cold?

heating system?

Faulty vokera compact 25?

how to ignite voker pilot light?

vokera boiler not 2yrs old yet , wont work?

how can we fix our Vokera compact 29a lose presure ?

my pressure on my boiler has gone?

how can I fix my Vokera linea 24 Combi?

water drips from overflow?

Vokera sorry ?

Vokera mynute 35e fault code 08 what is problem?

Faulty vokera boiler compact 25?

timer on my vokerera excell boiler does not go round, how do i fix it?

Max pressure?

no hot water/heating?