How to mend ... Heating Hot Water System

Hot Water and heating on at the same time, cant stop it?

when I switch hot water tap on, boiler fires up as normal but radiators heat up as well, although heating syst... [Read more]

My Sunvic 207XL Controled system?

When I press the + One hour, for hot water the boiler won't start up, but if I turn up the thermostate and pre... [Read more]

How Do I Purge and Re-Light a Worcester 28CDI?

I returned home from work today to discover a note through the door stating that as they had a report of gas t... [Read more]

No heating, but Hot Water works fine Vaillant VuW 242 failure: F.28 ?

In my case F.28 comes ONLY if heating needs to start. If I open the hot water tap during CH ignition attempt,... [Read more]

Drayton rf1 wireless system problem?

Recently moved home. I have followed all the Q&As on this site regarding the rf1 system in my new home. I pu... [Read more]

how can i fix my Valliant Boiler Ecotech?

my boiler is flashing up a f22 code which means i need to fill up water in the system as the hot water and hea... [Read more]

how can i fix my boiler?

what is a 0.68u capacitor my oil fired bioler will not fire up my heating system although i have hot water

I have a vokera compact 24 central heating boiler which is knocking off wh?

The hot water on this boiler is working fine but the heating is only working for a couple of minute and then k... [Read more]

ferroli boiler fault?

combi condensing boiler LPG no heating no hot water when boiler runs water in boiler can be heard circulating ... [Read more]

Ariston microGenus He 32 mffi?

my boiler shows no water pressure E 02 error code .correct code for no water pressure . fill up system with bu... [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]

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]

glow worm boiler no hot water?

i replaced a flandge and had to release water from the emersion heater.put it back together turned the water b... [Read more]

Ravenheat LS80 luke warm water?

Hello, We have a Ravenheat LS80T and recently the hot water has kind of stopped working. The central heatin... [Read more]

no water from hotwater tap, glow worm 30cxi?

Hi I checked other replies and others with a similar problem state the water is not hot but mine is not runn... [Read more]

how can i fix my glow worm swift flow100e?

the heating system is working perfect, but the hot water is running for aprox 30 sec. and after that is going ... [Read more]

how can I set the pump overrun?

My central heating/hot water system. Ariston model dia system 27rff1 serial No: 971009407 with the central he... [Read more]

Cant re-pressurise my saunier duval isofast condens f35e?

The pressure in my system has dropped to 0.5 bar so I have an error message 21 and no hot water or heating. ... [Read more]

Why can we only get heating when hot water on also now(Dual programer)?

We recently needed to replace head valve due to pump over run problem.(Boiler is Potterton Profile) On putting... [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]