How to mend ... Demand Hot Water

boiler locks out?

i have a halstead finest gold boiler, clock doesnt work so i turn boiler off ,on by the fused spur. boiler goe... [Read more]

worcester 24cdi boiler water demand light?

the water demand light is flashing on my boiler. the pressure is ok and i've tried resetting the boiler. i hav... [Read more]

How can i fix my Ariston A23 Mffi E Combi boiler NO DHW URGENT?

No Dhw, runs cold after a few minutes when demanded either alone or with CH demand, the burner continues to ru... [Read more]

faillure to ignite?

My Vaillant VCW GB 242 E Combi Compact Wall Mounted Boiler is failing to ignite when the central heating is sw... [Read more]

Sime Super 90 MkII fails to ignite 'sometimes'?

My boiler 'sometimes' fails to ignite. I have my boiler on timer early morning / late evening and notice somet... [Read more]

Saunier Duval F28 E2 problem?

Hi I have a Saunier Duval Isomax F28 E2 boiler which contains a water tank that holds approx 45 litres of ... [Read more]

How can i get the radiators and hot water working after buying gas?

I have a Vokera compact 25 using an Altech stat. I just bought credit on my gas after running out of gas compl... [Read more]

How can I fix my vaillant turbomax vuw 242e combi boiler?

I'm trying for central heating by turning control manually the indicating lights come on for central heating o... [Read more]

Boiler set for DHW only,but CH also comes on Ferroli optima 1001?

The boiler is set for DHW only, recently even when hot water is not on demand , boiler switches itself on for ... [Read more]

Potterton Boiler Fires Up When No Demand?

Hi all. I wonder if anyone can help with this. I have a Potterton Suprema 60 boiler which seems to fire ... [Read more]

Vaillant Eco tec plus?

Hi We have just returned from a week away to find that our boiler pressure has dropped, topped this up but ... [Read more]

worcester bosch 280 heating rads while running hot water?

While running the hot water Ie.Shower, all the radiators are getting hot. Now I know that during DHW demand th... [Read more]

boiler wont switch off?

my saunier duval thelia 23 wont stop burning even when theres no demand for heating or hot water. i have to s... [Read more]

worcester greenstar28i boilerhow to fix?

hot water runs hot on demand for 2 to 3 minutes then goes cold blue light is still on

Worcester Bosch Highflow 400 BF boiler problem?

Hi, my boiler produces hot water on demand OK but refuses to turn off the central heating. Even with both heat... [Read more]

Lock out problem with vaillant turbomax plus?

My turbomax plus 828e locks out under the following circumstances.1 If I draw hot water when the boiler is co... [Read more]

Sime Friendly BF combi - no htg no dhw?

Help.. Sime friendly combi, pilot is lit, pump runs constantly, but no response to htg or hot water demand ... [Read more]

how can i fix my worcester 28dci?

When we get up in the morning the red light on the boiler is flashing slowly and there is neither hot water on... [Read more]

Worcester 280 RSF burner will not ignite?

hot water and heating calls for demand. Pilot light ignites - burner does not ignite. i have changed the ingit... [Read more]

How can I fix my Halstead Finest Boiler?

I am still having a problem with my Halstead Finest Boiler. The Heating works ok by itself, but when a tap is ... [Read more]