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We have 18 questions about mending 'boiler block hot'

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Mend Heating, Home Heating Systems

My Ferroli boiler gives hot water but no heating?

I am getting hot water but no heating the engineer says possible block in pipework but the water is clear?
Mend Heating, Home Heating Systems

Why has Heat Exchanger on IDEAL ISAR HE24 gone?

So... At the end of 2008 (early December, so about 4.5 years ago). We had central heating installed for the... [Read more]
Mend Heating, Home Heating Systems

air trapped in worcester bosch 40 cdi ?

My worcester Bosch 40 CDI goes down nearly every time I manually switch it to radiator mode. It may run fine ... [Read more]
Mend D.I.Y, Plumbing

Heat Exchanger?

If a heat exchanger is blocked on a combi boiler can this have an effect on the hot water and the heating or i... [Read more]
Mend Heating, Home Heating Systems

Adding dispersants to circulating water?

We have a Vaillant Combi, whic is persistently (at 2 year intervals) having to have the hot water heat exchang... [Read more]
Mend Heating, Home Heating Systems

Ravenheat white star?

boiler operates central heating and hot water when the micro switch is removed from the valve block but is doe... [Read more]
Mend Heating, Home Heating Systems

BAXI Combi 30 Boiler - Condensate Block - Frozen?

Hiya all - I got up this morning and the error light was flashing on my boiler telling me that there's a probl... [Read more]
Mend Heating, Home Heating Systems

condensate?

boiler stopped due to condensate pipe block. i have poured hot water along the length of the plastic pipe outs... [Read more]
Mend D.I.Y, Plumbing

Why aren't my cold taps working?

My cold taps aren't working. My hot taps, heating and toilet are working fine. I have a gas boiler and no tank... [Read more]
Mend Heating, Home Heating Systems

Domestic hot water?

Is there a legal maximum temperature for hot water? I live in a council owned block of flats and it has a cent... [Read more]
Mend Heating, Home Heating Systems

What's wrong with my Vaillant Ecotec Plus boiler?

When my central heating (but not hot water) is turned on there is a brief ignition of approximately 30 seconds... [Read more]
Mend D.I.Y, Plumbing

i have no water coming out of hot water downstairs?

i have no water from my downstairs hot water tap. i have a combi boiler.is the tap body jammed inside? or poss... [Read more]
Mend Heating, Home Heating Systems

I can not get C/Heating on VCW GB 242 EH Vaillant Combi Boiler ?

I have just renewed the Divertor valve on my combi I have hot water while switch is in Summer mode, but when I... [Read more]
Mend Heating, Home Heating Systems

Glowworm 38cxi repressurising question?

We have the above boiler, about 2 1/2 years old. It s sprung a leak in the DHW cast plastic pipe out of the L... [Read more]
Mend Heating, Home Heating Systems

Baxi Bahama 100 - Hot water problem?

Hi there to anyone who can possibly help me with the above problem. The boiler works fine for central heati... [Read more]
Mend Bathroom Appliances, Baths and Showers

No temp control on 5th floor shower?

I live on the 5th floor of block of flats and despite changing to mixer thermostatic shower, cannot control t... [Read more]
Mend Heating, Home Heating Systems

How can I repair the pump Ariston Eurocombi?

My eurocombi boiler has five temperature lights lit when I start my boiler. I have no hot water nor heating. I... [Read more]
Mend Heating, Home Heating Systems

Extremely low hot water flow rate on Sabre Combi Boiler?

I have a Sabre Combi Boiler in a 3 bedroom flat on the 2nd floor of a low rise block. Cold water flow rate is ... [Read more]

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