How to mend ... Boiler Thermostat

What is wrong with our Potterton Profile 80E boiler?

It is about 20 years old but works very efficiently when ON. The trouble is the pump is on constantly (24/7) ... [Read more]

do i need a new dt20rf programmer?

the digital display has gone blank and does not control the heating. the boiler still works and can be control... [Read more]

why is radiators hot when only water is on..HELP?

the boiler is a micron glow worm and timer is lifestyle model LP522..When i switch water on the radiators get ... [Read more]

Saunier Duval Combi Boiler Pressure Rises?

Hi Hopefully someone can answer this problem for me please? I have a Saunier Duval Thema Condens F30e Bo... [Read more]

my rsf820/20t keeps cutting out after a minute?

my boiler keeps cutting out after a minute and i have to keep relighting it i have replaced the pump for new o... [Read more]

baxi combi, my radiators are on all of the time all of a sudden?

the electric blew in our house and later on i noticed the rads in the house were on constantly. I have a Bax... [Read more]

ikon 4050ci boiler fault?

Ikon 40-50 ci Only fires if I turn stat off and on several times, I have replaced PCB , pressure switch and t... [Read more]

What else can I try after resetting my Siemens RDJ10RF?

I have done the usual reset and the green light is on the receiver and the arrow is lit on the thermostat show... [Read more]

no hot water or heating even though boiler fires up?

When I turn on my hot tap the boiler fires up but the water does not get hot, when I turn on thermostat the bo... [Read more]

What is wrong with my central heating?

Hi My central heating and hot water will not turn on when requested. The electronic time is set to 24 hrs and... [Read more]

Potterton Profile 80E Starts OK on HW but not on CH?

Boiler would start (fan running for 20 seconds) but would not complete the ignition cycle. Replaced the PCB. A... [Read more]

isar he30?

help , i have a isar he30 combi boiler the problem i am having is heating is turned off via honeywell cm927 th... [Read more]

Problem with Potterton Promax HE24 Boiler?

The hot water system works ok. I have fitted a thermometer to the outlet from the boiler and this goes up to o... [Read more]

Replacing LP112 Programmer?

I'd like to replace my LP112 Programmer & TS 142 mechanical roomstat with something more accurate and with opt... [Read more]

Drayton RFI Digistat?

My Drayton Digistat SCR has a constant red light and does not fire up the boiler through the wireless thermost... [Read more]

Hot water but not central heating . . ?

I have just moved into a flat which has a Sabre 29HE Plus combi boiler. It is heating the water but when I sw... [Read more]

Ferroli HE31C - Hot water but no heating?

There is an error code D2 on the boiler and no matter what I try I can't make it go away. I've tried turning i... [Read more]

How can i fix my potterton combi 80?

My problem is when i switch the water on it takes ages for the flame to ignite, once it ignites it only stays ... [Read more]

Drayton Digitstat RF1 Wireless Thermostat?

Have come home from an extended holiday to find no heating. Stat set at 15c to come on when house cold. Stat s... [Read more]

Broag remeha 24v boiler working perfectly -but?

The boiler fires up when it should with the programmer, everything fine until programmer times out but electri... [Read more]