How to mend ... Central Heating Side

Diverter Valve bypass?

Hello, I have booked a gas engineer to come to fix my Mains Combi 24 boiler that appears to have a diverter... [Read more]

how can I fix my Halstead Ace High gas boiler?

My boiler seems to be turning to central heating on it's own without being programmed. I have checked the hot ... [Read more]

noise from fan on isar 30 he ?

isar 30 he boiler when you turn the heating on the boiler flares up and the central heating starts to run cons... [Read more]

worcester 28i rsf has no central heating?

my boiler has no central heating but hot water fine. have checked following:-pump unit, combustion fan,resista... [Read more]

Why has Heat Exchanger on IDEAL ISAR HE24 gone?

So... At the end of 2008 (early December, so about 4.5 years ago). We had central heating installed for the... [Read more]

no fault code ?

intermiting fault on central heating side of my potterton boiler but no fault code but it will start up on it... [Read more]

How can I fix my Worcester Bosch 24i RSF Combi Boiler?

The central heating side of my boiler will not fire up. The hot water starts straight away. The fan and pump a... [Read more]

Condensing boiler overflow dripping?

We moved into a newbuild 18 months ago but over the last 2 months the overflow pipe to my boiler (located dire... [Read more]

potterton ep20001 programmer wont light hw?

my programmer will not light up the HW side of the display after a power out. If I select hw it switches the c... [Read more]

Central Heating works but no hot water? Worcester 28i RSF?

Hi I hope someone can help. I have a Worcester 28i RSF Combi boiler that i have a problem with. A few we... [Read more]

How can I fix my Saunier Duval Semia Condens boiler?

The Central Heating (CH) side works perfectly but the Domestic Hot Water (DHW) has developed a problem, thus..... [Read more]

baxi combi, my radiators are on all of the time all of a sudden?

the electric blew in our house and later on i noticed the rads in the house were on constantly. I have a Bax... [Read more]

How can I fix my actuator?

I suspect that the actuator on the motorised valve (BGMVSP-23, aka Drayton MA1) is broken and would appreciate... [Read more]

Baxi Eco 80 keeps tripping safetly limit thermostat?

Hi, been reseting my 80 Eco infrequently for some time now. It used to trip when the dhw was used. Had a baxi ... [Read more]

baxi 80 he combi boiler hot water fualt?

hi. my boiler hot water only works partially. the central heating is fine. i have partially traced the problem... [Read more]

vokera compact he?

my gas ran out and i have topped gas up with credit but my boiler has failed to light i have reset as manual s... [Read more]

isar m30100 boiler?

hi i have an isar m30100 combi boiler. most of the time we get no hot water out of the taps but some times it ... [Read more]

Reconnecting central heating radiator?

I have my radiator in one room taken off the wall to plaster. What is the sequence for reconnecting the rad wi... [Read more]

worcester danesmore oil boiler?

hi we have a worcester danesmore 15 /19 oil boiler the central heating side works but can't get hot water to w... [Read more]

Vokera compact 28?

When the boiler control is turned to the domestic side, hot water is getting through to the central heating si... [Read more]