How to mend ... Problem Dhw Heating

How can i fix my Vokera 20/80 rs flowmatic boiler?

I am having problem with my Dhw water,it heats up and carry's on heating water get very hot does not go to low... [Read more]

baxi expert req?

my faithful baxi my long hardworking baxi 105e has developed a slight niggling problem but try as i might i ca... [Read more]

How can I stop my Sime Halstead Trio Whining?

Hello everybody. I have a Sime Halstead Trio boiler. When I run the hot water it fires up fine but just before... [Read more]

COMBIcompact wall mounted boiler problem?

Hopefully somebody out there can help me, my combi boiler is heating hot water for approx two minutes then the... [Read more]

Vokera boiler works in heating mode but not Hot water only mode?

I have a problem with my boiler it is a Vokera 20-80 RS flowmatic. The flowswitch tries to move but does not o... [Read more]

sime super 90 water??

Hi I have a sime super 90 combi boiler that has heating but no hot water, could someone help??? I have change... [Read more]

Heatline Vizo 24 DHW OK CH Intermittent?

Hi, I have a Heatline Vizo 24 boiler. The hot water is working fine but the central heating is very intermitte... [Read more]

Hot water cutting out after 20 - 30 secs, but coming back on 20 secs after?

We have a Baxi Combi 80e boiler which fires up okay, but after about 20-30 secs the hot water goes cold. This... [Read more]

biasi 24 s?

I my boiler is not reaching temperature. when it calls for heat to either dhw or heating the boiler fires up f... [Read more]

Problem with Ravenheat RSF 820/20 combi boiler?

I have just drained the hot & cold water from the system, when re-filled the central heating works fine, but t... [Read more]

Alpha CB24 no hot water?

Am I right in thinking it is the diverter valve or DHW flow switch that is the problem? Green light bleeps, bu... [Read more]

DHW flow switch sticking/leaking?

I hope someone can give me some ideas? I have a Halstead Finest Gold and I am experiencing a problem with the ... [Read more]

Potterton Puma 80 - No hot water?

Potterton Puma 80 works fine with central heating, but without CH on, it does not produce hot water. At hot wa... [Read more]

why does my combi boiler run a full pelt?

I have an alpha 240 eco combi boiler. On Monday i came home to find the heating had stopped working. On inspec... [Read more]

No hot water on my worcester/Bosch combi 24i?

Boiler has been working fine for the few years we have been in this house. Every thing was fine until last wee... [Read more]

How can I fix my Potterton Puma 100?

I have a Potterton Puma 100 which keeps closing down. I seem to cure the problem for a while but then it shut... [Read more]

Why does my boiler go g-g-donk and then lock out?

My Chaffoteaux & Maury Britony combi has an intermittent problem. About a minute after turning hot water off, ... [Read more]

Valiant Turbomax 282 DHW not very hot?

I have had a 282 for 10 years, repaced diverter valve, diaphams, micro switches etc. The DHW supply has never ... [Read more]

Water pressure on a Sime 100e combi-boiler?

... after replacing the diverter valve diaphragm, dhw heat exchanger and cleaning the inline filter I'm still ... [Read more]

Air pressure switch?

air pressure switch problem i think but any advise would be greatful. When both air tube (red/white) are conne... [Read more]