How to mend ... Boiler Turned Central

why is my combi boiler not staying fired for central heating. water fine?

my Glow worm combi has been having odd days when the central heating isn't working but then has been ok again ... [Read more]

combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]

My heating is on?

Thermostat is turned off so the central heating shouldn't be on. However the radiators are all giving out heat... [Read more]

does pump opperate on baxi boiler when hot water tap turned on?

does pump operate on baxi 105 he boiler when hot water tap turned on or just when central heating turned on Th... [Read more]

how can I fix my old glow worm central heating boiler model 65-80?

several months ago the ignition on my conventional flue boiler failed to stay alight and I had an idea that it... [Read more]

Boiler Hot water intermittently losing temp, Heating seems fine?

The title explains the main issue, for some reason the hot water drops often every 20 secs or so, sometimes it... [Read more]

How do I reset my wireless Siemens RDJ10RF thermostat?

"I have a wirelss Siemens RDJ10RF thrmostat with RCR10/433 receiver.""The lights on the receiver have gone out... [Read more]

Vaillant eco tec 624 s 41 error?

My Vaillant eco tec combi boiler water pressure gauge is constantly in the red when central heating is on. The... [Read more]

potterton performa 30 HE?

Hi water working fine but when central heating is turned on upstairs radiators work ok but downstairs nothing.... [Read more]

potterton kingfisher boiler central heating not turning on?

Our boiler is turned on and we are getting hot water but our central heating is not turning on. I guess the pu... [Read more]

Boiler switches on/off every minute when heating hot water?

Hi. I need some advice please. I'm renting a property which has an Ideal Classic LX FF & FF Fanned Flue Gas... [Read more]

ferroli optimax HE31C the digital display is saying 'no CN''? ?

We have no hot water or central heating, no other error code is displayed. I've turned off at the mains, press... [Read more]

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [Read more]

How can I get rid of trapped air in central heating system?

After replacing the small rubber seal on the shaft of the hydraulic actuator in my BIASI 24S Combi boiler, the... [Read more]

valient turbomax 242eh central heating will not operate once it reaches tem?

242 eh installed with 3 rads the boiler works fine in hot water when in ch and hot water mode ch reaches temp ... [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]

how to fix combi boiler problem?

Ravenheat CSI 85 780 series combi boiler fitted 3 months ago, hot water fine but when central heating is on ca... [Read more]