How to mend ... Valve Heating Help

about boiler hydrometer?

I have a central heating boiler sr.no.0229L81794. The question is about the hydrometer. The hydrometer indicat... [Read more]

ferroli optimax 25c?

no hot water turn on tap 3 way valve gos to heating and pump stops boiler gos off 03 fault .put 3 way valve to... [Read more]

Biassi combi boiler won'r fire up?

My Biassi combi boiler suddenly stopped firing up. When heating or water is turned on, it sparks (until cutout... [Read more]

How can i fix my ariston micro genus 23?

Hi,My pressure reading when off is almost zero(first line in red)boiler will turn on and run fine but then the... [Read more]

I have hot water overflowing into the loft expansion tank?

I had a new cylinder fitted in December 2009 and the plumber also upgraded the 3way valve to an electric one. ... [Read more]

Baxi Boiler Only Firing up sometimes?

Hi all, Wonder if someone can help me ASAP. I have a old Baxi Boiler FS 601 which has a tank in the bedroo... [Read more]

How do I fix water hammer just started on closure of hot water valve?

My central heating system (vented, not sealed - boiler replaced about 4 years ago) has suddenly developed a lo... [Read more]

No Hot water from combi?

I have a 10 year old Vokera Linea 28. I have no hot or cold water coming through the taps at all. The central ... [Read more]

Potterton Performa 28 problem?

Our Potterton Performa 28 is playing up - when running the hot water the radiators are warming up even though ... [Read more]

hot water but no heating?

hello. i have a worcester danesmoor oil boiler, its a sealed system, honeywell st699b programer honeywell V... [Read more]

Any more suggestions for my baxi 105e please?

woke up the other morning with no heating or hot water from my 5 or 6 year old baxi 105e combi.i have,within t... [Read more]

what is the procedure for replacing the diaphram?

diaphram is not operating the micro switch on the 3 way valve, therefor the water is it not heating up.

problem with ravenheat rsf 820/20?

just replaced divertor valve, tested water and heating and was working fine, just put all the covers back on, ... [Read more]

saunia duval combi f30e pressure build up?

pressure increasing when running central heating saftey valve opening looseing water until pressure drops then... [Read more]

Vokera Excel 80SP Service Kit T0019?

We have recently been having problems with our hot water where it only seems to get hot whilst the central hea... [Read more]

water driping out of blow off?

are boiler is the ace high version it is holding pressure when it is not in operation. But when we put the hea... [Read more]

Potterton Profile (50e?) boiler pilot light on but no hot water or heating?

I've had a search for this issue and I have seen similar but most say they have issues with the pilot light no... [Read more]

Thermal store valve-thing leaking?

Hello, we have a thermal store heating system and attached the the water tank is a silver ball thing... http... [Read more]

Locating an underfloor water leak?

Hi! My central heating system is of the sealed pressurised type and I am losing about one bar of water pressur... [Read more]

over pressure when turn on central heating?

hi my worcester 30si is over pressure when i put central heating on pressure is set at 1 bar.but rises to 3bar... [Read more]