How to mend ... Central Heating Temperature

How can I fix my Vaillant Ecotec Plus 428 boiler problem?

When the outside temperature is very cold, and the boiler fires up to heat domestic water and/or the central h... [Read more]

hot water?

Linea 24 combi,central heating up ok,water is warm then cold when i run the bath and boiler cuts out water is ... [Read more]

Ariston ecombi 30 problem?

My combi boiler works fine but hot water goes cool every 3-4 minutes for about 10 secs and then goes back to t... [Read more]

pressure keeps falling?

I have a Remeha Avanta 28c ECO. I've returned from overseas after my wife had reduced the temperature to 20 de... [Read more]

Potterton Suprima 80L?

The boiler works with no logout. The lights operate as per the manufacturers manual. After 60 seconds the boil... [Read more]

Spectrum Fuel-Miser Mk IV?

My central heating system has a Spectrum Fuel Miser Mk IV which provides: . Electronic temperature control of... [Read more]

How to fix a Siemens RDH10RF wireless thermostat?

Hello, I have an RDH10RF remote thermostat for my central heating. Since I put new batteries in it doesn't see... [Read more]

Central Heating works but no hot water? Worcester 28i RSF?

Hi I hope someone can help. I have a Worcester 28i RSF Combi boiler that i have a problem with. A few we... [Read more]

Can't get hot water but central heating is working fine, any ideas??

Ferroli Boiler Optimax HE 31C. Bar pressure and temperature is fine

How can I fix my Saunier Duval Semia Condens boiler?

The Central Heating (CH) side works perfectly but the Domestic Hot Water (DHW) has developed a problem, thus..... [Read more]

havent got full temperature on central heating?

our heating is coming on but it doesn't get to full temperature

Siemens RDJ10RF shows incorrect temperature?

Hi there, can anybody shed any light on this problem- we have siemens rdj10rf wireless remote to operate centr... [Read more]

halstead ace he 30 dhw problem?

Hi All, I wonder if there is someone out there who can help with a very strange fault on a Halstead Ace HE... [Read more]

how can i replace a boiler switch?

Can anyone help by telling me how to fit a new central heating flow temperature regulation switch to a ferroli... [Read more]

Baxi 105e Combi - Hot then cold water cycle?

Hi, I have a BAXI 105e Combi boiler in the house I have just brought, it was installed in 2006. I have noticed... [Read more]

My Worcester Greenstar 37cdi central heating won't come onot wate?

My Worcester Greenstar 37cdi central heating won't come on. The hot water is working. The Digistat sender sho... [Read more]

Vokera Linea 24 No Hot Water on Central Heating Mode?

I am having problems with my Vokera Linea 24, I've had a few engineers to it but they haven't been able to sol... [Read more]

vaillant 824/e ecomax pump working, but no hot water leaving boiler?

My vaillant 824/2e ecomax on start up has fast rise in temperature up to between 80-104 c and pump stops. cent... [Read more]

Glowworm Flexicom F1 F4 faults?

Having a problem with boiler cutting out. NOT a condensate problem. Key bit of information is that it will run... [Read more]

I have an ariston E Combi 38 which keeps shutting down when trying to heat ?

Ariston E Combi 38 fires up to heat radiators, but switches self off after about a min, then refires up after ... [Read more]