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We have 389 questions about mending 'combi gas boiler'

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Mend Heating, Home Heating Systems

potterton performa 28i combi?

we drained the sytem to do pipe alterations in bathroom, when finnished we turned all valves back on filling t... [Read more]
Mend Heating, Home Heating Systems

Worcester 28 CDI combi?

Hi! How can we fix our combi boiler worcester 28cdi . It was working properly all of a sudden the gas started ... [Read more]
Mend Heating, Home Heating Systems

Worcester 240 - WAter coming out too hot - causing overheat saftefy cutoff?

Worcester 240 Combi RSF. The Tempereature knob in the front doesnt seem to make any difference, as the wate... [Read more]
Mend Heating, Home Heating Systems

no ignition?

Wor/Bos 350 combi, i switch the boiler on, circuit board switches (3 phase) click to start but the electronic ... [Read more]
Mend Heating, Home Heating Systems

Ariston Micro Genus Combi Boiler Keeps Shutting down?

The boiler keeps shutting down after a couple of minutes operation. This can be either central heating or hot ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my glow worm boiler not a combi?

new gas valve fitted ok, boiler fires up and after few mins cuts in out rapidly, firing up shutting down this ... [Read more]
Mend Heating, Home Heating Systems

water pressure gas boiler?

i had turn off the mains water today do i need to check anything on the gas combi boiler
Mend Heating, Home Heating Systems

Ravensheat RSF 100ET - No Hot Water?

I have a Ravensheat RSF 100ET Combi-Bolier. The combi-boiler manages to heat up the radiators fine, but recent... [Read more]
Mend Heating, Home Heating Systems

how can i fix sticky divertor valve on worchestor 280 rsf gas combi?

valve is not diverting to allow water to heat up,this happened about 5 years ago and i replaced valve and sort... [Read more]
Mend Heating, Home Heating Systems

what could be wrong?

my combi boiler wont work it is a potterton gas combi and the light for a problem with the flue is on
Mend Heating, Home Heating Systems

no hot water from my halstead combi either! How can I fix it?

I had Halstead combi quatro boiler central heating instaled in 1996. central heating rads fully working but My... [Read more]
Mend Heating, Home Heating Systems

What is wrong with my ferroli modena 102 combi boiler?

Can you help me to find out what is wrong with my boiler it fires up then a few seconds later it shuts back do... [Read more]
Mend Heating, Home Heating Systems

PILOT WILL NOT STAY ALIGHT?

The pilot light keeps going out after i use hot water or the central heating has been switched off? i have a r... [Read more]
Mend Heating, Home Heating Systems

Glow worm compact 100e combi - red light on when cold?

When our Glow Worm Compact 100e combi boiler is cold (i.e. first thing in the morning), the red warning lamp l... [Read more]
Mend Heating, Home Heating Systems

gas valve trips out ?

Hi I’ve got a Glowworm swift flow 80 gas combi boiler, The pilot light went out, installed a new thermocoupl... [Read more]
Mend Heating, Home Heating Systems

Leaking Overflow pipe?

I have a leak from my overflow pipe which appears to be coming from my boiler. The Boiler is a Myson Midas Ga... [Read more]
Mend Heating, Home Heating Systems

what is the water pressure setting for worcester 240?

domestic gas boiler combi
Mend Heating, Home Heating Systems

Biasi boiler M90f.28s, thatwon't fire up!?

my combi boiler will give me dhw okish but the water temp knob and therefore the volume of gas to the jets r... [Read more]
Mend Heating, Home Heating Systems

no hot water?

i have a worcester bosch combi.when you turn taps on water does not get hot.boiler gas does not go higher plea... [Read more]
Mend Heating, Home Heating Systems

my Vaillant thermocompact combi will not light. fault no f.28?

I switched off boiler to flush out a cold radiator. Refilled system till pressure was ok,bled the system ok,sw... [Read more]
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