How to mend ... Hot Heating Water

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]

ace high boiler problem?

replaced diaphram and diverter valve service kit , ch working ok , in dhw only mode both central he... [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]

Ferolli combi boiler - I pressed the wrong button?

I was trying to fix the water temp on my parents' central heating boiler and touched the + and - buttons and t... [Read more]

problem with hot water on ariston boiler?

hi all i have ariston boiler which we inherited when moving in to house but have major problem with hot water... [Read more]

eurocal boiler oil, radiators constantley on when no heating on. ?

the radiators upstairs are always hot, no heating is on and the boiler fires up when nothing is turned on such... [Read more]

boiler wont ignite?

the boiler won't light no hot water or heating

Problem with Powermax 155x boiler?

The green burner light has started turning off after 5-10 minutes of the hot water coming on. It won't go bac... [Read more]

How can i fix my Vokera Linea boiler?

The boiler overflow pipe that goes outside is dripping hot water frequently. The pressure is also very high at... [Read more]

combi boiler?

boiler will not supply hot water to the kitchen sink but will supply hot water to the bath . the boiler is sit... [Read more]

my swift flow100 won't deliver hot water ?

my swift flow100 won't deliver hot water unless the heating is switched on, can anyone help

centrel heating boiler problem?

when hot water is not in use and ch switch is on minimum the disply panel shows c instead of o and the pump ke... [Read more]

flame cut out?

hi i have a potterton lynx 1 & it goes for about five minutes - then it cuts out and firesup again - it immed... [Read more]

how to fix valance 835 boiler ecomax?

Error code f.25 and f28 are coming up. When power is switched on the temp rises to max 100degrees and then go... [Read more]

How can I fix my Saunier Duval Boiler ?

I have error code F9 on my Saunier Duval Thermoclassic F30E SB boiler. There is no heating or hot water. Can a... [Read more]

potterton suprima 40L hot water but no heating downstairs?

I have a Potterton Suprima 40L about 6 yr old. Had no problems with it over the past years. I have no central... [Read more]

combi csi85 a?

my pilot light seems to have gone out, i have no hot water or heating

how can I fix my Worchester Bosh 28i?

water tap accidently knocked and constantly filling for over 24 hours, now tanks drained to 1.5 bar we cannot ... [Read more]

re:35cdi ll rsf combi?

hi i`ve just turned the heating off for the summer, and now i`ve got no hot water. so i turned the heating bac... [Read more]

when I turn on hot water tap, I hear a big noise, like a explosion?

My boiler is (worcester bosch 28i RSF), and it is 6 years old by now, regularly has been serviced and works wi... [Read more]