How to mend ... Room Thermostat Boiler

boiler runs when switched off?

baxi solo 30/80 runs when switched off. this started last year and will only stop when I turn the main isolat... [Read more]

how to tell if motorised valve needs replacing?

boiler fires and reaches temperature but does not cut out.room thermostat turns off at required temperature bu... [Read more]

My OPTIA FF50 boiler has stopped working?

My OPTIA FF50 boiler has stopped working, the pump still runs the room thermostat still works but the boiler d... [Read more]

How to fix my boiler Viessmann vitoden 100 ?

Hot water works ok but no heating if the hot water is turned off from the control knob on the front cover of b... [Read more]

Baxi 5117391 not turning heating on?

My heating turned off on its own yesterday so I changed the batteries in the Baxi 5117391 wireless room thermo... [Read more]

Thermostat for boiler stuck at 5 tried to raise it too 22 by pressing the u?

Room temp is 21.5 but I tried to raise the thermostat from 5 too 22 but it won't move when I press the up butt... [Read more]

IDEAL Classic FF250 won't switch on?

I have a IDEAL CLASSIC FF250 central heating boiler that has stopped working - when the ignition switch is put... [Read more]

how to recommission thermostat ?

I've been told my room thermostat needs recommissioning Could you tell me how to do it please. The boiler is a... [Read more]

Greenstar 12i?

Hi, I have a Greenstar12i system boiler - When the room stat is turned up the boiler starts up and the burner ... [Read more]

I have just changed the batteries of my Wireless Programmable Room Thermost?

I have just changed the batteries of my Wireless Programmable Room Thermostat (Kit No 5117391) and now find th... [Read more]

potterton performa 28 boiler?

hi there my boiler fires up constantly once the electric is switched on,cannot control it from the room thermo... [Read more]

Ideal Mexico Super 2 RS80 Boiler Staying on?

Hi all. We have a Ideal Mexico Super 2 RS80 Boiler. The problem is that when the we turn the thermostat off in... [Read more]

Boiler will not fire up but water OK?

My Worcester Highflow 400 will not fire up, it has been tempramental for a while in going off on the thermosta... [Read more]

Boiler firing up when room stat is not calling for heat?

Hello, Hope someone can help? I've had a sales wireless programmable thermostat installed and when tested b... [Read more]

Override button heating temperature?

Hi David, You are truly a modern-day hero. I'm just about to investigate the tenant's boiler - with a view... [Read more]

Glowworm 330+ boiler starts up at night?

The boiler starts up at night despite both system controls being set to off and it not being cold enough for t... [Read more]

Potterton Netaheat - no heating without hot water?

Boiler will only fire up when "hot water" selected on controller (EP2002). When hot water is on, radiators al... [Read more]

why does heating cut in when thermostat at 0?

Is my modairflow thermostat faulty? it controls my JWD38/50 hot air Johnson Starley boiler but the hot air com... [Read more]

boiler stops and starts?

Hi I have an ideal ff250 boiler which starts up ok and then stops after a few mins and then restarts a few mom... [Read more]

Pilot light cut out?

Hello I am having a problem with my ideal boiler pilot light, at first i had no heating or hot water so i rea... [Read more]