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Mend 25 Three Hot

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We have 157 questions about mending '25 three hot'

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Mend Heating, Home Heating Systems

No hot water or heating on every morning . why I am forced to reset?

R 25 He combi giving low temperature hot water, but central heating working.And during morning no hot water o... [Read more]
Mend Household Appliances, Washing Machines

Flashing main wash light Miele W838 washing machine?

From perusing many forums, I learnt that when the main wash light keeps on flashing this means there is a faul... [Read more]
Mend Heating, Home Heating Systems

How can i get the radiators and hot water working after buying gas?

I have a Vokera compact 25 using an Altech stat. I just bought credit on my gas after running out of gas compl... [Read more]
Mend Heating, Home Heating Systems

Boiler not coming on - thermostat, timer? Furnance won't light. Puma boiler?

My potterton puma boiler has broken. The hot water works fine but the heater will not come on unless you move ... [Read more]
Mend Heating, Oil Filled Radiators

Intermitant fault with worcester 20/25 ?

hi can any one help, we have a worcester 20/25 since the enginneer visted 2 months ago to do the service, it ... [Read more]
Mend Heating, Home Heating Systems

my worcester greenstar 25he condensing combination boiler is not working ?

my boiler is flashing C1 and there is no hot water and flashes 25/26/25/26 can you help please.
Mend Heating, Home Heating Systems

Hot Water Cut Out?

I have a Worcester greenstar 25/30si when i run the hot water it all works fine, then after about 5 mins the f... [Read more]
Mend Heating, Home Heating Systems

Where is the Boiler lockout reset button on my Sabre 25 HE combi?

hi there my LED is flasing red when i try for heating or hot water, I think its the boiler lockout as there is... [Read more]
Mend Heating, Home Heating Systems

How can I fix my potterton kingfisher boiler floor standing?

I have a old potterton kingfisher boiler which is about 25 years old,there is air in the rads on the top floor... [Read more]
Mend Heating, Home Heating Systems

How can i fix my voiler, vokera Sintese 25 e?

i have got hot water and heating, but even when it is off the heating keeps on. When i turn on the water the h... [Read more]
Mend Vehicles, Cars

Rover 25 Thermostat?

The in car heater has stopped working. The pipes in the engine bay that feed the heater remain cold as does th... [Read more]
Mend Heating, Home Heating Systems

hot water but no central heating on heatslave 18/25?

we had a pressure problem now we have ridiculously hot water but no radiator heat
Mend Heating, Home Heating Systems

Lockout?

I have a Worcester Bosch heatslave 20/25, 7 years old, serviced every year. Boiler has stopped working, no ... [Read more]
Mend Heating, Home Heating Systems

Glowworm Spacesaver 50 BF sooty?

My faithful Boiler of 25 years is producing soot despite cleaning. It has been suggested that the burner unit ... [Read more]
Mend Heating, Home Heating Systems

no domestic hot water?

Same as John we only get warm water for a short time but central heating is fine. My boiler is a Ferroli Sun S... [Read more]
Mend Heating, Oil Filled Radiators

Why does my Heatslave DHW run cold on low flow?

My Heatslave 20/25 has always had a tendency to stop delivering hot water when a tap is running slow. It is fi... [Read more]
Mend Heating, Home Heating Systems

Worcester Heatslave 20/25 Combi-boiler?

Our Worcester heatslave 20/25 combi-boiler seems to have a mind of its own. The hot-water sometimes takes age... [Read more]
Mend Heating, Home Heating Systems

worcester bosch heatslave 20/25 pressure high and overflow active?

when hw and or ch is selected pressure rises past 3 bar and the overflow is active. when turned off pressure ... [Read more]
Mend Heating, Home Heating Systems

i have a worcestor 25 cdi?

central heating is ok. just no hot water .
Mend Heating, Home Heating Systems

Ferroli Optimax He Plus 38C hot water works but heating dosent?

I have a Feroli optimax he plus 38c boiler. I have replaced the room theromastat as the old one was the wrong ... [Read more]
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