How to mend Boiler Thermostat

Ferroli Optimax HE31C Error Code NOcn?

I have a Ferroli Optimax HE31C Boiler and it has been working fine for years but all of a sudden it has fault ... [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]

boiler cycling?

with no call from the heating/hotwater or under floor heating .The boiler continues to cycle.Is the cause.the ... [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]

Central Heating not come on?

I have a Boss Therm BR1 receiver with a BRTRF wireless thermostat. I believe the thermostat is communicating w... [Read more]

1

Remeha Avanta Plus not not activating heating?

I have just moved in to a new property with an Avanta Plus Combi Boiler. It works fine for heating the Hot Wat... [Read more]

heating?

potterton suprima 50l when I ask for hot water the heating comes on? the boiler ignites and seems fine,tried t... [Read more]

Icos he15 no hot water?

No fault code, have replaced external thermostat and still no hot water or fault code, boiler just does fire u... [Read more]

Halstead Ace hot water problems?

My Halstead Ace combi boiler will provide hot water when first required but if hot water's required again late... [Read more]

2

Vokera HE35 has no heating but have hot water, how can I fix this?

Our boiler is not working properly on return from holiday we found we can only get hit water & no heating. I'... [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]

the fan on my trianco redfyre boiler?

the fan on my redfyre boiler wont go off is it the thermostat

1

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]

Viessmann Vitodens 100 30kw combi?

Help/advice greatly appreciated. The boiler is heating water on demand but not heating rads. I’ve tried rese... [Read more]

1

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]

RC1 and WR1 thermostat keeps switching to alarm, despite constant resets!?

Hello, I hope someone might be albe to help me. I have noticed that my heating alarm LED keeps coming on a... [Read more]

1

Baxi Combi HE heating does not turn off?

My boiler above is only 6 months old but now even when we turn the thermostat right down the heating does not ... [Read more]

How can I fix my glowworm fuelsaver 2 boiler?

the pilot light is on and the thermostat is turned to number 3 but the boiler does not 'fire' up. the central ... [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]