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Mend 20 Water Boiler

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We have 310 questions about mending '20 water boiler'

How to mend ... 20 Water Boiler

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Mend Heating, Home Heating Systems

hot water is running warm/cold?

I have a potterton performa 28i combination boiler less than 5 yrs old. Worked fine until few months ago. Call... [Read more]
Mend Heating, Home Heating Systems

Ariston Euro Combi SX 20 MFFICE Problem?

The boiler is 10 years old and recently had the valve replaced for the second time. It now: 1. Makes a "whirl... [Read more]
Mend Heating, Home Heating Systems

How do I fix my Baxi boiler 20+ years old?

Have bled the upstairs radiators as they were cold.......little or no air escaped and no water, they sound emp... [Read more]
Mend D.I.Y, General D.I.Y

How can I fix my Vokera 20/80 R.S. Flowmatic, the water upstairs is cold?

I have my boiler serviced on a regular 12month basis, due next in March. In January I lost the heating and hot... [Read more]
Mend Heating, Home Heating Systems

Ravenheat RSF 820/20.Hot water luke warm?

When taps are turned on the combi boiler fires up and for less than a minute the water is hot. After that the... [Read more]
Mend Heating, Home Heating Systems

Biasi M90E 32s cuts out after about 15-25 minutes?

My biasi m90e 32s cuts out after about 15-25 minutes, niether hot water or heating work. There is good pressur... [Read more]
Mend D.I.Y, Plumbing

No hot water from the taps!?

Hello, We have a valiant boiler (about 20 years old and has been working fine) that is lighting when the he... [Read more]
Mend Heating, Home Heating Systems

re re noisy worcester 24i?

hot water fine except for some scale (not a lot) but central heating system noisy like air is trapped in it(gu... [Read more]
Mend Heating, Home Heating Systems

noisy worcester bosch 24i boiler?

when the heating comes on the boiler and pipes make a loud gurgling and popping sound as if there is air in th... [Read more]
Mend Heating, Home Heating Systems

how can i fix my vaillant turbo max vuw gb242-5 turbo max plus 824e?

i have a problem with my boiler there is nither hot water or heathing.as soon as i turn my boiler on it turn i... [Read more]
Mend Heating, Home Heating Systems

Glow-Worm Space Saver problem?

I have a 20 year old Glow Worm Space Saver 38 Boiler which runs fine most of the time but has started to occas... [Read more]
Mend Heating, Home Heating Systems

Ravensheat RFF 820/20.DOMESTIC HOT WATER ONLY WORKS WHEN HEATING IS ON?

My combi boiler only supplies hot water to the taps when the Radiator system is switched on. Anyone any ideas... [Read more]
Mend Heating, Home Heating Systems

Any idea why Ravenheat 820/20 won't fire up?

pilot light is OK, when heating is turned on, fan speed changes, pump works, but the burners don't fire up. BG... [Read more]
Mend D.I.Y, Plumbing

Hissing and banging?

Potterton Puma 100E combi wall hung, Heating works fine no problem, on hot water start up boiler hisses then b... [Read more]
Mend Heating, Home Heating Systems

water leak below diaphragm?

I have a water leak on the pressure unit below a diaphragm-it appears to come from some small drilled hole Is... [Read more]
Mend Heating, Home Heating Systems

protherm 100e combi boiler?

the central heating is ok, but turn on hot tap and after about 20 seconds boiler stops, and then starts again,... [Read more]
Mend Heating, Home Heating Systems

How can i tell what type of boiler system i have ?

I have a baxi boiler approx 20 years old with no manual. I have no idea what model ! I am trying to suss how t... [Read more]
Mend Heating, Home Heating Systems

Radiator is hot?

Why does the radiator in our shower room come on when heating is switched OFF, and obviously only hot water O... [Read more]
Mend Heating, Home Heating Systems

Ravenheat Fanned Combi RSF 82ET - Flame Failure?

My Ravenheat Combi works fine most of the time but occasionally it locks out with the yellow flame faliure lig... [Read more]
Mend Heating, Home Heating Systems

Hot water problems,boiler will not always ignite?

The boiler only comes on intermittently for hot water, but when the heating is on there is no problem. If ho... [Read more]
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