How to mend ... Saying Code Com

How to repair F4 code?

how to repair F4 code on Saunier Duval F12/1 boiler

How do I rectify aU9 Code?

Worcester Bosch Greenstar 37CDi Combi showing code U9? My boiler is showing code U9, I know this means that th... [Read more]

How can i repair a noCN fault on my boiler?

ferroli optimax - fault code noCN can anybody help to resolve this matter?

Worcester boiler problem?

I have U2 code on Worcester combi boiler…

Goodman A07 A09 error codes?

Any idea what an A07 and A09 code on Goodman furnace indicates?

Ignition failure on Vokera Vision C boiler?

my Voker Vision C boiler has the fault code A01 - we had thunderstorm earlier today and a fuse was tripped, so... [Read more]

Valliant Eco Tech 615 boiler ?

since swapping a rad and bleeding boiler wont start in morning showing an F.15 code.( PCB board was replaced i... [Read more]

I have a greenstar 440 displaying d5, I have tried the reset code ?

using service mode , eco button and Cs but it will not display 5a I get every other code eg 1a up to 4f then... [Read more]

how can i fix my item?

remeha avanta plus e5 code with leaking water

how do I rectify the fault as detailed below?

occasionally my vaillant eco tec pro combi boiler does not come on in the morning and a bmu error code appears... [Read more]

i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not ?

i have a ferroli combi boiler i have 1/2 the radiators working and 1/2 not they have all been bleed but not wo... [Read more]

SE code on the boiler?

I can reset the code my self but I need to know if the boiler can be on while I am doing it or does it need to... [Read more]

error code e02 wont work when pressurised?

Ariston Microgenus 28 - when pressure is 0 it works, when pressurised wont work! Have changed flow switch and ... [Read more]

How to fix glow worm 18 hxi ?

Display shows f5 error code and will not fire up

Baxi neta-tec code error?

What is code error E128 and how to fix it ?

Boiler problem?

Glowworm flexicombi 30cx. Constantly having to reset either flashing code F11 or F25 and raise pressure. Boile... [Read more]

Error code E82?

My vokera wall unit showing E82? I’ve changed the batteries still showing What do I do

how to fix my glowworm boiler f6 fault code?

I have a glow worm 18hxi boiler with fault f6 thermistor can I replace these

108 code keeps coming up every morning ?

I've just had New boiler fitted after bleeding radiators error code 108 keeps appearing after refills the boi... [Read more]

Error code E1?

Error e1, how can I fix it?