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We have 1928 questions about mending 'hello boiler radiators'

How to mend ... Hello Boiler Radiators

Mend Heating, Home Heating Systems

Combi boiler heating switched off but rads warm?

Just had a new combi boiler fitted .........when the heating is switched off the radiators are warm !!!!! The... [Read more]
Mend Heating, Home Heating Systems

my britony has no water in it how do I refill it?

my britony combi boiler has no water in it how do i refill it, most of the radiators have water in them but no... [Read more]
Mend Heating, Home Heating Systems

Have a sabre 28 combi boiler cannot get hot water???

Sabre 28 combi supplies hot water to my radiators for central heating but I cannot get hot water to domestic s... [Read more]
Mend Heating, Home Heating Systems

Losing pressure with Glow worm Ultramax?

We have a Glow worm Ultramax fanned flue combi boiler. What causes loss of pressure? We have had boiler servic... [Read more]
Mend Heating, Oil Filled Radiators

Oil Boiler Pressure Gauge fluctuating?

I have had a new Worcester Bosch Oil Condensing Combi fitted (Aug 07). The installer set the red gauge at 1.5 ... [Read more]
Mend Heating, Home Heating Systems

Vokera Mynute 14SE not heating immersion?

The pilot light for my boiler(above) went out last week. I managed to get it back on but since then the immers... [Read more]
Mend Heating, Home Heating Systems

Some of my radiators are hot and others are cold?

Hi, I've just had someone come and fix my potterton netaheat boiler and fit it with a new motorised valve. Th... [Read more]
Mend Heating, Home Heating Systems

Radiators go cold when hot water tap on?

Radiators go cold when hot water tap on.On my 24si II Worcester boiler.
Mend Heating, Home Heating Systems

Vaillant Ecotech 837 plus lossing pressure over 3 weeks?

I have noticed when central heating is off boiler pressure drops from 80% to 25% in 2 days. when ch is on take... [Read more]
Mend Heating, Home Heating Systems

Just changed 2 rads and boiler fires up but then shuts down?

I have just changed 2 radiators and re pressurised the system to 1 bar - Baxi Bahama 100 Combi Bolier. When I ... [Read more]
Mend D.I.Y, Plumbing

Central heating not working at all?

Boiler is working, hot water in the taps, pump is working on the boiler, thermostats and timer working okay, t... [Read more]
Mend Heating, Home Heating Systems

How do i get pressure in my Vokera Compact HE?

Hi, I bled my radiators today and the pressure in my Vokera Compact HE boiler has gone down to zero. I've f... [Read more]
Mend Heating, Home Heating Systems

How do I lower the pressure on a combi boiler?

My pressure is too high. It is recommended to be between 1 and 2.5 and it is on 4. I have tried bleading the r... [Read more]
Mend Heating, Convector Heaters

alpha cb24 boilers?

I have an alpha cb24 boiler which was installed over 4 years ago,for the last week or so i have been unable to... [Read more]
Mend Heating, Home Heating Systems

Glow-worm 40ff boiler fires up but doesnt heat?

Glow-worm 40ff ultimate fires up,fan is making more noise than normal but does not heat radiators or water,any... [Read more]
Mend Heating, Oil Filled Radiators

Water in the Oil?

My boiler was working fine; this week I got an oil delivery and we felt that the heat in the radiators was not... [Read more]
Mend Heating, Home Heating Systems

Weil-McLain Gas Fired Boiler?

Boiler is located in the basement. 1st floor radiators have water coming out when manually vented. Some 2nd fl... [Read more]
Mend Heating, Home Heating Systems

Worcester 24i Screeching/Whistling Constant?

We have a Worcester combi boiler fitted on our central heating system. We have had noises in the past whic... [Read more]
Mend Heating, Home Heating Systems

combi boiler noisy?

I have a 'Ferroli combi 77.FF boiler 75446' It continually makes a noise from the moment I switch it on, maki... [Read more]
Mend Heating, Home Heating Systems

Radiators (banging in pipes)?

We installed a new baxi boiler several years ago (to upgrade from a very old baxi) and ever since, we have had... [Read more]

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