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We have 119 questions about mending 'fault find boiler help'

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Mend Heating, Home Heating Systems

GREENSTAR 28i junior\iflo digistat scr\drayton rf601 not keeping temp?

I have a greenstar 28i junior boiler connected to a iflo digistat scr which connects via wireless to remote dr... [Read more]
Mend Heating, Home Heating Systems

F3 fault?

Help. My glowworm 30cxi is showing an f3 fault and I can't find any info on f3, it is not in the manual or o... [Read more]
Mend Heating, Home Heating Systems

How can I find the fault on my optimax HE31C boiler?

We have an HE 31C Ferroli optimax boiler which started making some funny noises during the night and now has a... [Read more]
Mend Heating, Home Heating Systems

fault ea?

Help please. I have a Worcester Bosch RD532i combi boiler and it's displaying Fault EA, which I have establis... [Read more]
Mend Heating, Home Heating Systems

How do you change a flow sensor on a ferroli Optimax HE plus 31C Boiler?

We have a Ferroli Optimax He Plus 31C boiler and it keep Flashing a F14 fault which according to the manual is... [Read more]
Mend Heating, Home Heating Systems

How to fix a Sabre/Vokera boiler with red light?

Hi, ive read many threads but cant seem to find the fault my boiler has. Its a sabre boiler but i cant find mo... [Read more]
Mend Heating, Home Heating Systems

How do I find fault on a Worcester Heatslave 15/19 conventional flue?

My boiler does not heat tap water, although some rads get hot when I bleed them
Mend Heating, Home Heating Systems

Water Pressure Gauge rises too high on my combi?

Dear Friend Well I hope you are a friend because I need some advice, the pressure gauge o... [Read more]
Mend Heating, Home Heating Systems

How can I find out why my boiler is on all the time?

My Sime superior boiler which is the same as a Potterton Profile, has a fault where the burner is on even when... [Read more]
Mend Heating, Home Heating Systems

Ferroli Modena 80E Hot water but no CH?

Hi, I've not used my CH for a few months over the summer, went to put it on a few weeks ago during a cold s... [Read more]
Mend Heating, Home Heating Systems

Glowworm 38 CXI combi hot water disappering and coming back?

I have a 6 year old Glowworm 38 CXI combi boiler which delivering hot water only for the first minute and afte... [Read more]
Mend Heating, Home Heating Systems

Glow-worm 40 super boiler?

boiler wont kick in, power,gas,pilot o.k. old freestander pump not kicking in,power o.k.dont know if parts sti... [Read more]
Mend Heating, Home Heating Systems

How to get cover off?

There is water dripping out of the bottom of the boiler but cant get the front cover off to find the fault. H... [Read more]
Mend Heating, Home Heating Systems

anyone know what F6 fault is on a British gas 330 boiler???

Just bought a house and the boiler once fired up shows F6 in the panel cant find a manual so not sure if this ... [Read more]
Mend Heating, Home Heating Systems

hot water problems?

My boiler is the Halstead finest gold, it works great for heating the radiators but has recently developed pro... [Read more]
Mend Heating, Home Heating Systems

Why do I have hot water but no central heating (Worcester28iJunior)?

Hello. I've come back from hols to find that there's no circulation in the c h system. The hot water from the ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my boiler?

i have had a vokera 24i recently installed it seem to have an intermittant fault in that the watersounds lik... [Read more]
Mend Heating, Home Heating Systems

my boiler is faulting with a flashing 50?

we have had a repair man out now a couple of times and he cant seem to find what the problem is as needs it to... [Read more]
Mend Heating, Home Heating Systems

Electrical fault on my Danesmoor oil boiler?

I have a problem which nobody seems to know the answer to. My boiler keeps tripping my residual circuit to ear... [Read more]
Mend Heating, Home Heating Systems

heatline solaris?

I have no heating or hot water and the boiler is flashing F007..i cant find the manual does anyone know what t... [Read more]
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