How to mend ... Fault Boiler Starts

BAXI Combi Boiler 133 HD, Hot water starts but goes cold very soon?

Got Baxi combi boiler 133HD installed about three years ago. The hot water goes to cold water when using show... [Read more]

bubbling boiler glowworm 24hx?

new installation fault 22 and fault f4 keep coming up.all rads heat no problem but when boiler reaches 62 degr... [Read more]

fault diagnosis?

my ferroli optima boiler has stopped working hot water is fine but sometimes heating will not fire upone night... [Read more]

Ideal ISAR Combi Boiler?

The boiler starts and heats the radiators and then switches off. The boiler displays a fault L9 and can only b... [Read more]

Wshat's wrong with my Potterton Netaheat can I get a gas valve ?

This was asked in 2006 and not answered and now I have the same issue. Is there an answer please and if its th... [Read more]

Combitek F23E?

On set times to start Central Heating from the clock the pump starts but burner does not ignite. If I turn t... [Read more]

Pressure too high Baxi combi instant 105e?

I noticed that my boiler was making strange noises, and so when I saw the pressure had dropped to zero I then ... [Read more]

how to fix ravenheat csi primary A boiler?

came off holls boiler stopped working replaced PCB,still not working,comes on for 30 secs then goes out,starts... [Read more]

F13 glow worm boiler fault?

Hi i have a 18hxi boiler and the f13 fault which is main pcb board fault. when the heating it turned off in t... [Read more]

ICOS HE15- Boiler ignition banging?

Have Icos HE15 boiler. 2+ years old. Regularly serviced. Works OK on heating + hot water but has a problem wit... [Read more]

How can I fix my boiler, saunier duval, thermaclassic F 30 E?

My boiler is a Saunier Duval thermaclassic F 30 E. Hot water is fine but the central heating won't come on. Th... [Read more]

Baxi Eco80 Combi Boiler?

Hi... I have a Baxi eco80 combi boiler which has been working fine until a couple of months ago. What is happe... [Read more]

Vaillant Turbomax constant ignition?

I have a Turbomax 242 with an intermittant fault which has now become permanent. when the boiler is switched i... [Read more]

Boiler keeps switching off Alpha CB24x?

I have an APPHA CB24X COMBI BOILER. My boiler starts working ok, but after a while it switches itself off. and... [Read more]

Boiler keeps switching off?

I have an APPHA CB24X COMBI BOILER. My boiler starts working ok, but after a while it switches itself off. and... [Read more]

flashing reset and faster flashing burner leds?

sometimes starts ok and goes faulty after a minute, sometimes 30 minutes, sometimes ok all day. To get out of ... [Read more]

Ravenheat Csi 85?

my boiler keeps starting pump running but before fan starts fault light comes on solid red (not flashing) then... [Read more]

Myson Apollo Boiler - Intermittant Fault?

I have had a problem for some time now that I have had people out to look at and many parts replaced within th... [Read more]

boiler fault ariston a/23 mffi?

Dear all, Could you please advise. My daughter has a Euro combi A/23 MFFI boiler that works for... [Read more]

code 04 fault . loss of pressure?

the system losses pressure when not in use overnight . i added water through filling loop , boiler then starts... [Read more]