How to mend ... Boiler Heating Dhw

Boiler Problem?

Can any one help? I have an Ariston MicroGenus 23 Mffi when i call for heating or DHW the fan runs the spark i... [Read more]

alpha 280e ocean boiler problem?

i am losing hot water as i run the tap. the central heating is fine but when i put on the hot water it runs ho... [Read more]

baxi combi 105e boiler,no heating or hot water?

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]

sime boiler, format 80 c DHW problem?

boiler works fine in heating mode , but runs for only a few secomds when DHW is drawn, then water runs cold, a... [Read more]

RAVENHEAT ls100t - warm water only, heating ok?

Hello, I'm hoping someone may be able to help. My combi boiler was fitted around 6 years ago, and after two ... [Read more]

home heating boiler SIME Super 4?

The DHW went very dirty and so I reduced the water pressure setting when cold to 1-1.2 bar on the boiler as re... [Read more]

Hot Water Problem with Ideal Isar He24 Combi?

Hi, Can anyone help? A friend of mine is having problems with her hot water supply from her Ideal Isar He2... [Read more]

Vokera Linea 28 combi boiler DHW problem?

My central heating works fine on the boiler, but the domestic hot water (DHW) does not, barely gets above 30 c... [Read more]

Ferroli HE 31 C Problem?

I have new boiler (less than 2 months old) that was working fine, but now DHW won't work. Fault d1 comes up on... [Read more]

Vaillant ECOmax 824E constantly runs with "06 Boiler shut down"?

i recently had a leak in the 6" rubber pipe in my vaillant boiler. I drained the system and replaced the pipe... [Read more]

potteron profile 100e, hot water, no central heating ?

can anyone shed some light on the matter? we have no problem with the DHW system, but we have no CH at all. Wh... [Read more]

Boiler stays Lit but look warm?

I have a modena 102 combi and have just put in new heat sensors for for the CH and DHW as the flame kept going... [Read more]

Potterton Promax 15HE Boiler -relay clicking problem?

Hi, Need some help please. A 6yr old Potterton Promax 15HE on an unvented boiler installation has suddenly st... [Read more]

haeting?

isar ideal combi boiler when heating on or dhw the system starts to drain fom the overflow and emptys the lot

ideal mini c28 ?

central heating working fine . but dhw is not . boiler fires up but water coming out of any tap in the house i... [Read more]

why does the DHW work and not the Central Heating Worcester 24i rsf combi ?

the pressure is fine the boiler fires up when you run the hot water but the CH is not working. Have put it on ... [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]

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]

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]

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]