How to mend ... Hot Water Ok Ch

No heating, but Hot Water works fine Vaillant VuW 242 failure: F.28 ?

In my case F.28 comes ONLY if heating needs to start. If I open the hot water tap during CH ignition attempt,... [Read more]

ace high boiler problem?

replaced diaphram and diverter valve service kit , ch working ok , in dhw only mode both central he... [Read more]

Halstead (Wicks) combi 102 CH failier?

I have a Halstead 102 combi and it has started to fail when ch is switches on - if it is running it may run fo... [Read more]

centrel heating boiler problem?

when hot water is not in use and ch switch is on minimum the disply panel shows c instead of o and the pump ke... [Read more]

Ravenheat CSI 85A fires up then goes out on CH?

Help, I have a CSI 85A which when you call for central heating fires up for around 6 seconds then goes out the... [Read more]

Vaillant Pro 28. Rads get warm when hot water is run?

I recently had error code F75. Pressure was low and boiler locked out. I put pressure right and turned boiler ... [Read more]

Ravenheat 85T Boiler continually stop starting?

Hi, looks like I've made a bad purchase with a Ravenheat boiler CSI 85T ( 14 months old) . Boiler works ok in... [Read more]

no hot water from shower?

i have a mira shower (mains) and i have no hot water the ch system works as do my hot taps when i turn on the ... [Read more]

Potterton Netaheat 16-22 HW doesn't work without CH?

I have had this problem with our Potterton Netaheat 16-22 Boiler for a while now. It is fine during the winter... [Read more]

f9 flashing on combi boiler 30ci glowworm ?

the light flashes red intermittantly. the pressure is ok at 1.2 bar . we have CH . when the water is on it is ... [Read more]

I have a Ideal Classic NF 30,fires up but no hot water?

I adjusted something at the top of the boiler which has 3 settings, I thought it was the speed of the pump, ma... [Read more]

how to check the pump on a worcester 28si boiler?

i want to know if the pumps going on my boiler. the ch is still working and hot water still working but wont w... [Read more]

Ravenheat boiler with no hot water?

Have a CSI 85..CH is working fine but hot water is non existent. Started out intermittent.. Boiler fires up ... [Read more]

Potterton Suprima 60?

Works ok with CH but when hot water kicks in boiler locks out. When reset it works ok again until more hot wat... [Read more]

brittany combi se 80 hot water fault?

guys, i have the above boiler, and before xmas had a problem where i had no hot water, i called an engineer w... [Read more]

RAVENHEAT ls100t - warm water only, heating ok?

Hello, I'm hoping someone may be able to help. My combi boiler was fitted around 6 years ago, and after two ... [Read more]

Potterton Performa 28 intermittent hot water ?

Hot water cuts out but CH works fine. Sower makes funny noise just before water going cold then again when th... [Read more]

ferroli bioler banging?

I have a ferroli DOMIcompact24 b boiler. When the boiler is not on, the pressure dial is about 1 bar. But ... [Read more]

no hot water vailant boiler?

the CH side works fine but we get little or no hot water whether the CH is on or not, when the hot tap is turn... [Read more]

VOLKERA LINEA MAX FLOOR STANDING FROM HELL?

10 YEAR OLD. Lots of parts replaced by British gas BUT .... Get hot water okay but little or no heat to rads.... [Read more]