How to mend ... Hot Heating Heat Exchanger

Ariston combi , heating only when hot tap on?

My arisen combi central heating radiators only work when hot water tap is turned on , why ? Is it heat exchang... [Read more]

How do i solve a Remeha Avantaplus E7 fault code?

My boiler is approx 6yrs old and has now stopped supplying hot water after an E7 error code. The central heat... [Read more]

water going hot then cold?

vaillant combi boiler 824/2e ,,heating is fine,hot water red hot then goes cold had new heat exchanger,plus ne... [Read more]

ravenheat rsf820/20 combi overheating?

the boiler is supplying hot water ok however as soon as the heating is on the heat exchanger boils up & cuts o... [Read more]

halstead ace high boiler?

Hi after reading some of the posts on this website which were having the same problem as me (boiler playing up... [Read more]

have a boiler no hot water 28cdi?

worcester boiler 28cdi have central heating working ok hot water will not turn on downstairs bathroom turn wat... [Read more]

hotwater faults?

my baxi 105e instant combi has got hotwater problem i have changed the diapram of hotwater and heating flashed... [Read more]

How can I fix my Potterton Perfoma combi 24 boiler?

My potterton Perfoma boiler done not give hott water when the inlet water pressure valve is fully open. But w... [Read more]

Worcester 28i Junior Combi... Hot water but NO Heating ???

Hi everyone, We have a Worcester 28i Junior Combi which developed a fault this week. We have hot water fine b... [Read more]

Noisey Worcester 28cdi Boiler?

When running a lot of hot water off the boiler starts to make a pulsing noise; which basically sounds like a t... [Read more]

Heat Exchanger?

If a heat exchanger is blocked on a combi boiler can this have an effect on the hot water and the heating or i... [Read more]

Saunier Duval F30E hot water no heating?

As above, in water/heat mode there is no heating! Hot water works fine. Had heat exchanger replaced earlier th... [Read more]

Glowworm 38 CXI combi hot water disappering and coming back?

I have a 6 year old Glowworm 38 CXI combi boiler which delivering hot water only for the first minute and afte... [Read more]

Worcester Bosch Highflow 400 BF boiler problem?

Hi, my boiler produces hot water on demand OK but refuses to turn off the central heating. Even with both heat... [Read more]

Hot water problem in my combi boiler?

My combi boiler works fine in central heating mode. When in hot water mode, however, it fires intermitently so... [Read more]

how can i fix my britony 80/100 combi?

my central heating is fine. the hot water fluxuates between hot and cool. there is also a loud groaning noice ... [Read more]

cold domestic hot water?

I can get central heating to full level but domestic hot water gets only luke warm. Have fitted new heat excha... [Read more]

my ravenheat csi 85t boiler, has an internal leak?

My ravenheat csi 85t boiler developed a leak from the condensing heat exchanger, at the pipe washer.This was v... [Read more]

Glowworm 24CI Hot water problem?

MY system's central heating seems fine but it's having problems with the hot water. The system fires up and s... [Read more]

my mains 24e baxi potteron make will not light up?

i have mains 24e gas boiler 2 weeks ago i found that hot was not as hot as normally it gives .i called the en... [Read more]