How to mend ... Thermostat Room Heating

Potterton Netaheat 16-22 boilier - Water heats OK but rads don't?

I have Potterton Netaheat 16-22 which has banging pipes when the water is heating. This is caused by hot water... [Read more]

Drayton Digistat 1?

For the 1st time since I moved in to my house I had to change the batteries in my Drayton Digistat 1 (the old ... [Read more]

Ferroli Modena 80E boiler is heating water outwith timer periods?

Ferroli Modena 80E boiler, about 7 years old. Various problems being encountered over the last 6 months: N... [Read more]

Boiler not firing up in central heating but ok in hot water?

I tried to install a room thermostat, whne i turned it on it blew the fuse, i changed the fuse but the central... [Read more]

how can I fix my Johnson and Starley J25-J32/Jan warm air heater?

When I turn on the room thermostat the main heating burner comes on for about 30 seconds then cuts out leaving... [Read more]

Can I install a thermostat to combi boiler?

I have a Vokera combi boiler (12 years old I think) but it doesn't have a room thermostat. It can be set on or... [Read more]

potterton performa 24?

hello,my name is octavian and i have a potterton performa 24 heating system. I lost the manual and now i would... [Read more]

Vaillant turbomax VUW/GB282/1E heating fault?

I was called to take a look at this particular model earlier today and whilst waiting for a response from Vail... [Read more]

Vokera 12_24 RSE Mynute Central Heating Boiler Burner keeps going out?

I have a Vokera 12-24 RSE Mynute Heating Boiler(Direct System)When the room thermostat calls for heat the pump... [Read more]

How can I fix my Ideal Classic FF250 central heating boiler?

Hi, We have an Ideal Claassic FF250 central heating boiler that appears to trip our RCD, leaving us with no e... [Read more]

Should the flue from my Ariston A30 MFFi be dripping? (and other questions)?

I have recently had an Ariston Combi A30 MFFi installed. The flue is located a good height above my downstairs... [Read more]

how to get my radiators hot?

When my central heating system is on my radiators only get luke warm, even if the room thermostat is on full, ... [Read more]

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

How can I fix my Vaillant Turbomax Plus 8246 Boiler?

My Vaillant Turbomax boiler is only responding to the call for instant domestic hot water, the heating is not ... [Read more]

How do I wire in a Potterton EP2002 control panal?

I have twin core & earth for central heating, hot water & room thermostat, but can't remember where the wires ... [Read more]

Ravenheat CSI-85 Combi, erratic operation, any ideas?

Boiler now 2 years old. Works fine generally, however it has now started to operate even when the settings sa... [Read more]

Faulty Ideal Classic NF80 Combi Boiler?

Hi, our boiler will not work properly. When it is switched for hot water only it fires even if the water is no... [Read more]

Sime Superior 50 heating not working?

We have a Sime Superior 50 boiler which lights up every now and then. The Pilot is alight. Fan seems to be w... [Read more]

How to fix a biasi 24s combination boiler?

Biasi 24 s combi boiler. The problem is the central heating comes on randomly even though the thermostat for h... [Read more]