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We have 372 questions about mending 'water control boiler'

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how can I fix Baxi Platinum Combi boiler?

My Baxi Platinum Combi HE a boi;er is giving hot water but no heat to radiators.The thermostat control isnt ta... [Read more]
Mend Heating, Home Heating Systems

ferroli maxima35 control panel blank?

My control panel is blank and heating and water are not working. The off/on butom is lit and on switching on t... [Read more]
Mend Heating, Home Heating Systems

How to fix my boiler Viessmann vitoden 100 ?

Hot water works ok but no heating if the hot water is turned off from the control knob on the front cover of b... [Read more]
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baxi 105 HE boiler problem?

my baxi 105HE heats water to the taps but CH wont come on.the grundfos pump is hot and not seized.i have not u... [Read more]
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What does a flashing 3 mean on boiler control?

Glow worm flex icon cox no hot water control panel flashing 3
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worcester 28i rsf has no central heating?

my boiler has no central heating but hot water fine. have checked following:-pump unit, combustion fan,resista... [Read more]
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my water boiler leaks from control panel when cold how can i fix this?

why does my potterton condensing boiler leak at control panel when cold
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How can i fix my junkers boiler?

Hi i have a junkers boiler cant find a model number,,problem is that the water is only getting warm and not ho... [Read more]
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Worcester Heatslave Oil Boiler?

Boiler light is on,water pump runs but boiler will not initiate firing sequence when either hot water or heati... [Read more]
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Potterton puma 80e - no pilot light?

Boiler been working fine until Sunday night, Ran a bath as normal but then also tried to fill the sink but no ... [Read more]
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Potterton heatmax combiboiler DHW problem?

At any flow rate the boiler only delivers water at 36deg C. Control on boiler indicates 60 degC and DHW set te... [Read more]
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Spectrum Fuel-Miser Mk IV?

My central heating system has a Spectrum Fuel Miser Mk IV which provides: . Electronic temperature control of... [Read more]
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My halstead ace30 DHW not getting hot ?

The boiler fires up ok but the water I only Luke warm the CH is ok tried altering the control an resetting but... [Read more]
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how to get water at a higher temperature?

My boiler is: Potterton performa 30 HE, My hot water is not very hot at all, i have tried to turn up the tempe... [Read more]
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worcester greenstar he boiler?

why, when I switch all the radiators, underfloor heating and hot water off at the control unit, does my boiler... [Read more]
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no lights on boiler?

on my baxi boiler,the time clock is calling for heat and hot water but there are no lights on the boiler contr... [Read more]
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Midas Sfi combi wont light?

I have a Madas Sfi combi boiler (20 years old i think) the problem is the hot water wont work. i run through t... [Read more]
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halstead ace he 30 dhw problem?

Hi All, I wonder if there is someone out there who can help with a very strange fault on a Halstead Ace HE... [Read more]
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digistat not working properly?

red and green light on. control digistat not sending message to box beside boiler. getting hot water but no he... [Read more]
Mend Heating, Home Heating Systems

Worcester Bosch 25si not igniting?

Due to the recent very wet weather and strong winds, my boiler has gone into fault with flashing red light, I ... [Read more]

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