How to mend ... Combi Water Time Heating

Ravenheat CSI 85T?

Hello, I've had a good look around this site and can't find an identical issue, so I'm hoping someone can h... [Read more]

baxi 80eco combi boiler?

I have a 2 year old baxi 80eco boiler the fault with it is that the heating stays on all the time,even if the ... [Read more]

Jaguar 23kW: Using hot water tap triggers central heating to come on?

When i use the hot water i then turn off the tap. About 30% of the time i find the central heating comes on. T... [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]

Problems with Ravenheat Combi RSF Fanned?

Boiler has no markings on, but have manual that says... Fanned Combi RSF 84E - RSF 100E RSF 84ET - RSF ... [Read more]

How can i fix it ?

hi to all, my combi boiler (alpha 240) starts heating up all the radiators in the house every time hot water o... [Read more]

Worcester 24i combi boiler - can't get hot water without central heating?

My boiler works perfectly when it comes to the central heating, however the only time I can get hot water is w... [Read more]

Chaffoteaux Britany Combi Boiler?

The gas will not stay on to heat the radiators, however is fine with the hot water. When we switch the heatin... [Read more]

WHAT COULD BE WRONG WITH MY VAKERA COMBI LINEA 24?

I HAVE ABOVE COMBI BILER LINEA 24 IT GIVES MILD HOT WATER AND HEATING BUT SAME TIME IT'S KEEP CUTTING OFF EV... [Read more]

Saunier Duval Boiler - SD30e cutting out?

Hi, I have an SD30e combi boiler (exactly the same as a Glow-worm compact) and recently a diaphragm had to be ... [Read more]

How can i fix my combi boiler, Vokera excell, 80 SP?

The boilers pilot light works but the motorised valve allowing the main gas in does not open for heating or ho... [Read more]

ariston euro combi boiler?

i get hot water some time when the central heating is on and its very hard to use water. please let me know w... [Read more]

Problems with my Potterton Combi 80?

My Potterton Combi 80 boiler is having problems with the heating coming on, the hot water is still coming thro... [Read more]

Potterton Combi 80 central heating on timer or full time does not work?

How can I fix my potterton Combi 80? The Central heating does not work on timer or on full time but the combi ... [Read more]

thelia 23 boiler. No hot water upstairs when heating is on?

I have a Saunier Duval combi boiler, Thelia 23. Hot water works fine upstairs and down when the heating isn't... [Read more]

Re;Worcester combi boiler?

I have just tried to put on my heating for the first time this year and it wont come on. There is no problem w... [Read more]

Brotony Combi SE, flashing 60 light?

According to the 'helpful' manual, it says the 'ionisation circuit board is faulty' So, which ones that. We... [Read more]

Pressure rising each time boiler used?

Have Glow-worm Combi 30ci plus. Had the (cracked) expansion vessel replaced after leaking. Boiler pressure now... [Read more]

Air in system?

The heating is ok but the water takes a long time to get hot. I can hear a noise and i think its air in the ho... [Read more]

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]