How to mend ... Boiler Thermostat Will Not Work

Baxi Combi 133 - how to stop the heating coming on randomly?

Hi In the last couple of days we have noticed our lounge radiators getting warm at random times of the day. ... [Read more]

What does flashing A4 mean on my Ferroli boiler?

My boiler keeps flashing orange A4 and I have no heating or hot water I have to mess around with the reset but... [Read more]

Siemens rdj10rf thermastat part working?

I have a problem with the reciever if anyone can help. The thermostat and receiver talk to each other and a... [Read more]

How to fix my Ariston MicroGenus MFF1 23 combi boiler?

It appears that the timer does not work to turn of the boiler off when it is instructed to do so. The thermost... [Read more]

Bosch Greenstar Highflow440/550CDi boiler heating wont come on t error code?

The timer on my new Bosch Worcester Greenstar Highflow 440/550CDi won't seem to work in that my heating won't ... [Read more]

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]

Ravenheat heating thermostat transmitter does not work?

My Vaillant combi boiler provides hot water but the Ravenheat transmitter type thermostat has stopped working ... [Read more]

How to repair mechanical thermostat/programmer for Alpha combi boiler?

My toddler has over wound the clock part on the thermostat and now it doesn't work at all. It won't wind and ... [Read more]

GREENSTAR 28i junior\iflo digistat scr\drayton rf601 not keeping temp?

I have a greenstar 28i junior boiler connected to a iflo digistat scr which connects via wireless to remote dr... [Read more]

How to reset Boss Thermostat BRTRF that lost communication?

Had a power cut last night and now thermostat wont work and boiler wont come on for heating only for hot water... [Read more]

vaillant ecoTEC plus 428 displaying fault 98?

Hi - We cannot get the central heating to work however the hot water and underfloor heating in the kitchen is ... [Read more]

How can I fix my potterton peforma 24 boiler?

The boiler comes on but the burner/flame light does not come on at all. The flame fault indicator also does no... [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]

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]

Why does it o work?

I have a buderus 500 boiler ,with a thermostat what im Able to take from room to room the boiler in the garage... [Read more]

why won't our new controller work?

we have just replaced our rf thermostat and reciever on our oil boiler from a drayton digistat + rf to a sieme... [Read more]

Drayton RF2 ignored by Baxi 105HE?

Hello, I have a Drayton RF2 digistat connected to a Baxi Combi 105 HE. I have had 5 years without a problem bu... [Read more]

Worcester Bosch 25cdi boiler - central heating not working?

Hot water working OK but central heating won't work. Tried switching off Master Switch, leaving a few seconds... [Read more]

how do i get my siemens thermostat rdh10 to work with my boiler?

how do i get my siemens thermostat rdh10 to work with my boiler

How do I work my heating?

I have a Randall 102E monitor in my kitchen and a thermostat thing in my lounge. I have a gas heater (which m... [Read more]