How to mend ... Boiler Dhw Heating

potterton performa 24 problem?

i have a potterton performa 24 boiler, from cold it works great but once up to temp it switches off, pump over... [Read more]

back boiler heating water but not rads?

my back boiler in my kitchin trips out after about five mins when trying to heat rads. It does not trip rcd ju... [Read more]

How can i fix my Vokera 20/80 rs flowmatic boiler?

I am having problem with my Dhw water,it heats up and carry's on heating water get very hot does not go to low... [Read more]

potterton performer 24kw HEcombi?

Hello ,is there any quallified heating engineers out there who may know wat this fault is. no hot water,the p... [Read more]

How can i fix my heating system?

I have a Thorn boiler, sealed system vented (DHW). The water is being heated but the radiators are staying col... [Read more]

WHEN C/H OFF DHW HEAT C/H SYSTEM?

WHEN CENTRAL HEATING IS OFF,IE SUMMER, WHEN I TURN ON DHW THE CENTRAL HEATING SYSTEM WARMS UP AND THE DHW DOES... [Read more]

Fer Falcon combi makes thudding banging noise!! ?

Hi all- need some advice please - my 7yr old Fer combi makes a very worrying racket when its come up to temper... [Read more]

How can I stop my Sime Halstead Trio Whining?

Hello everybody. I have a Sime Halstead Trio boiler. When I run the hot water it fires up fine but just before... [Read more]

dhw? on combi boiler?

The central heating side of the boiler works but the dhw does not. If you run 2 taps for a while eventually th... [Read more]

SD623 Thelia pulsates?

The boiler pulsates as though it is switching off and on repeatedly when hot water is used. The pressure in Ce... [Read more]

Cental heating not working on RSF 84 ET combi boiler?

We have a Ravenheat RSF 84 ET combi boiler. DHW is working fine but cannot get the central heating to work. ... [Read more]

Filling loop on Isar HE30 boiler?

The pressure has fallen on my boiler to around 0.5- as yet no problems with hot water or heating but would lik... [Read more]

COMBIcompact wall mounted boiler problem?

Hopefully somebody out there can help me, my combi boiler is heating hot water for approx two minutes then the... [Read more]

Vokera boiler works in heating mode but not Hot water only mode?

I have a problem with my boiler it is a Vokera 20-80 RS flowmatic. The flowswitch tries to move but does not o... [Read more]

Baxi Combi 80Eco no DHW?

Hello, I have recently bought a house with a relitively new central heating system. The boiler is a Baxi Co... [Read more]

sime super 90 water??

Hi I have a sime super 90 combi boiler that has heating but no hot water, could someone help??? I have change... [Read more]

Heatline Vizo 24 DHW OK CH Intermittent?

Hi, I have a Heatline Vizo 24 boiler. The hot water is working fine but the central heating is very intermitte... [Read more]

Hot water cutting out after 20 - 30 secs, but coming back on 20 secs after?

We have a Baxi Combi 80e boiler which fires up okay, but after about 20-30 secs the hot water goes cold. This... [Read more]

vaillant vcw gb 242 eh boiler?

Can you please advise fault on dhw when hot water tap is opened boiler ignites runs for 10 secs then cuts out ... [Read more]

No dhw or heating ?

i have a heat line vizo combi boiler, i have no dhw or heating, theres a red light flashing above an icon(i do... [Read more]