How to mend ... Water Boiler Demand Heat

Intermittent hot water problem?

I have a Vokera Maxin 28e combi boiler and it has started only providing intermittent hot water. This makes i... [Read more]

Heat on demand boiler + tank steup?

Is there an off the shelf component that will let me sense when a ground level hot water tank is full (supplie... [Read more]

vokera option boiler fan running cotinuously ?

vokera option fan running contiuously even when pressure switch disconnected. running when no demand for heat ... [Read more]

how can i fix Baxi Bahama 100 Combi?

boiler will not ignite on demand for hot water or heat. all indicator light and pressure is satisfactory

Baxi combi 105HE boiler fault on the heating side?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]

Baxi 105HE Heating fault?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]

domestic hot water problem Baxi 105e instant?

In all respect my boiler appears to do everything it should.No fault warnings,sounds right,fires up on demand ... [Read more]

Maxi Bahama 100 combi?

Hi I have inherited a Maxi Bahama 100 in my new flat. And would like to ask a question about the boiler. I ... [Read more]

Fluctuating dhw heat Ferroli Modena 102?

When running the bath tap the dhw heat fluctuates from warmish to cold, the demand light remains lit and the b... [Read more]

Boiler fires when it shouldn't?

Got a Performa 28 combi. I've noticed that sometimes when no heat or hot water are called, the boiler fires up... [Read more]

how can i fix my vaillant turbo max 282?

i have a vailant vuw282 turbo max the heating system works fine, but the running water isnt getting up to temp... [Read more]

hi,have a worcester 24i boiler,10 years old?

when central heating running shower goes up and down in heat every few minutes.shower is mixer off hot/cold pi... [Read more]

Ideal ISAR HE30 Combi Boiler?

recently had new combi boiler installed with programable timer. despite the timer not being set to do so the c... [Read more]

Why does my central heating go on and off without any time settings?

I have a turbomax 828e valianlt boiler which supplies hot water to the taps and the central heating. However, ... [Read more]

Baxi 105e - Radiators heat up when dhw flowing?

When hot water (dhw) is flowing then the central heating system heats up as well. The Boiler is set to dhw on... [Read more]

No CH with Potterton Puma 80?

I have a problem with a Potterton Puma 80 in that the CH does not appear to be working and there is no heat go... [Read more]

vaillant hot water problems?

got vaillant 828 turbo plus 3y old.hot water slow to cut in sometimes takes 20 mins sometimes 10 secs,have fit... [Read more]

vaillant woes?

hi all ,in need of a bit of help for a sick vaillant 828 turbo plus fitted about 3 years ago,a brief history... [Read more]

We have a worcester bosch 240 boiler, yet we cant use "On Demand"?

We have a worcester bosch 240 boiler, yet the "On Demand" switch doesnt work when it is on. If we turn on the ... [Read more]

DHW problem Vaillant Turbomax Plus 828E?

If I open the cold water supply valve to the boiler fully, when drawing hot water the temp. rises to approx 83... [Read more]