How to mend ... Heating Water System

Why does my boiler ignite with a loud bang?

I have an Ideal Icos HE12. There is heating and hot water, but for some time now there is a very loud bang whe... [Read more]

how do I fix my Danfoss thermostatic cylinder valve?

The Danfoss thermostatic cylinder valve has stopped letting water into the hot water tank. I have removed t... [Read more]

Ferroli Optima Boiler won't light and fan makes strange noise?

Our boiler's fan has been making some strange noises when kicking in for a few weeks now, a rapid clicking noi... [Read more]

how can I fix my vokera compact HE35?

when I switch on green led appears, boiler will not ignite after a period of time red led will come on. If you... [Read more]

baxi solo 50/4 PF boiler system, heating does not switch on, although when ?

The water heats up, i.e. fan starts and boiler fires up. But when I turn on the heating nothing happens and th... [Read more]

C.Heating doesnt work?

Hi, can someone help please? The actual boiler is working normally as i do have a hot water, but the system se... [Read more]

Vokera Linea 24 boiler rattle?

When shutting off a tap or when the heating system comes on, there is a rattle coming from the boiler. It is h... [Read more]

Potterton 50E Neataheat profile - No Central Heating? ?

Potterton 50E Neataheat profile ( conventional heating system)... Hot water is working on demand.. ok C... [Read more]

How can i fix my Ikon 23T ?

Hot water is pressurising heating system

What anti freeze to use in central heating?

Static caravan What do i use in the central heating water system + how do I put it in?

Halstead best 50 boiler?

Turning the heating system on via room stat, boiler ignites and runs. However boiler does not switch off when ... [Read more]

have hot water but no central heating. britony plus 60?

fitted new 3 way divert valve {due to leaking} topped system up, 2 bar, hot water ok butno heat in radiators g... [Read more]

water not heating correctly?

my ferroli maxima 35c condensing boiler water system keeps running hot then cold ,water tempreture will not st... [Read more]

Con is flashing on my boiler system there is no hot water/heating?

vaillant-plus connection error display mainboard can someone help answer this question pls, no guess work pls ... [Read more]

Drayton Wireless System RF1 / Worcester Boiler?

I have a Drayton Wireless System RF1. The thermostat is apparently working well: it indicates the temperature ... [Read more]

How can fix banging in hot water boiler system?

I have older Burnham Anerican bioler heating system (31 years) the fill valve quit working and relief valve ... [Read more]

halstead ace high problem?

Hi, I have a problem with my hot water and heating. The Halstead Ace High boiler does not come on when a deman... [Read more]

help with my Potterton Combi 80?

The system has no pressure. I repeatedtly pressurise the system & bleed it. The heating & hotwater both work b... [Read more]

when heating system put on pressure rises when only hot water on system is ?

what causes pressure to rise when central heating system switched on

fault f20 ecotec exclusive?

my heating system has just started playing up. the boiler switches off when you turn on the hot water tap the... [Read more]