How to mend ... Heating Never Off

when the water heater is switched off why does it heat when the central hea?

when the water heater is switched off why does the water heat when my central heating is on. I have a Potterto... [Read more]

Wiring diagram for a room stat on a Vaillant VCW 242 E H?

I am after a wiring diagram for a Vaillant VCW 242 E H so i can install a room stat for controling the central... [Read more]

Wiring diagram for a room stat on a Vaillant VCW 242 E H?

i am after a wiring diagram for a Vaillant VCW 242 E H so i can install a room sta for controling the central ... [Read more]

Air trapped in my hot water system?

I have a baxi combi boiler which is not delivering hot water but the heating system is working correctly, ther... [Read more]

combi boiler noisy?

I have a 'Ferroli combi 77.FF boiler 75446' It continually makes a noise from the moment I switch it on, maki... [Read more]

High central heating water pressure - (Glowworm swiftsure 100)?

Hi folks, any ideas on this one? My central heating water pressure on the combi boiler keps increasing until ... [Read more]

No Hot water Ravenheat RSF84ET, central heating OK though?

I have no hot water from my Ravenheat RSF84ET. Turning on the hot taps i don't hear the boiler trying to ligh... [Read more]

Heat and Water together Problem - Worcester Heatslave Oil Combi?

When I switch the water on, the heating is also coming on at the same even though the heating is switched off... [Read more]

my boiler pressure is too high how can i reduce it?

I have shut down the boiler to replace a broken valve on a radiator and now the heating on my ikon boiler will... [Read more]

hoover hnc 180 condenser drier?

My condenser drier has stopped heating up, still rotates , just no heat, any ideas?

potterton puma 80?

why does pilot light go out for no reason will relight easily seems worse when heating on then use the shower ... [Read more]

how do i fix my heating system with a ariston microsystem 21 boiler?

i added a towel rad in the toilet on the downstairs circuit, but i cannot seem to get all the rads downstairs ... [Read more]

Curing a seeping Sunvic Thermostatic Radiator Valve?

I have recently discovered that one of my TRV's appears to be seeping from the centre spindle when the central... [Read more]

System Works!?

My electric system works but for some reason my heating part don't work and won't heat up the house, the fan w... [Read more]

ignition spark mechanism fires repeatedly when boiler on?

The spark mechanism fires repeatedly even when the boiler is heating and the flame is well established. Potter... [Read more]

I had a problem with my Myson Orion boiler ?

On inspection found that they dont in fact have a gas pilot light at all. They ignite electrically when the he... [Read more]

How can i fix my Halstead Ace Combi Boiler?

Domestic Hot water keeps locking out after 10 minutes. Checked all thermo's, cleaned the DHW and still nothin... [Read more]

Baxi Boiler - The pressure dial is in the red at 3?

Hello, Our heating hasn't been working for the last 24 hours, and we have had no hot water. When investigati... [Read more]

Baxi Boiler - The pressure dial is in the red at 3?

Hello, Our heating hasn't been working for the last 24 hours, and we have had no hot water. When investiga... [Read more]

limited hot water?

Hi i have a saunier duval thema condens f30e, the problem is with the hot water it works for 10 seconds or so ... [Read more]