How to mend ... Boiler Tap Heating

Central Heating won't heat radiaters but do have hot tap water?

I have an Optima 700 boiler/central heating system. When I turn up the room thermostat it clicks but the boile... [Read more]

hi i have a ravenheat boiler rsf 84et not firing up?

when i turn on the hot water or the central heating,the fan starts up and the pilot egnition fires and lights ... [Read more]

Baxi Bahama 100 that will not fire?

Heating stopped working and a few days later the HWS stopped,diverter chatters when tap is opened and green ne... [Read more]

ravenheat 820/20 combi boiler ?

When I run the hot water tap, the water is cold, the pilot light doesn't start up, but when I put the central ... [Read more]

low water temp from combi boiler?

Could anyone let me know what may be the problem. My combi boiler works perfectly on the central heating side... [Read more]

potterton puma 80 combi boiler?

boiler on but will not heat water or central heating - when switch tap on starts heating water and then starts... [Read more]

Why does my Ferroli F24 keep going to "boiler lock out"?

I have a three year old Ferroli F24 gas combination boiler. At some stage of most days the boiler lockout (sh... [Read more]

F24 misbehaving?

For some time, there has been an intermittent problem of the HW tap in the kitchen failing to cause the boiler... [Read more]

potterton puma, how can i rectify problem?

i've got a potterton puma 80 e boiler that does not light up when the hot tap or the heating goes on. the pilo... [Read more]

Ferroli Modena 102 Boiler - oscillating water pressure?

I have a Ferroli Modena 102 Boiler. When I run the hot water at full bore, after a second or so, the pressure... [Read more]

Vokera Excell. Heating system ok but no hot water!!?

Our boiler is operating ok but we are not getting any hot water. If the boiler is not running,usually it kicks... [Read more]

We have a worcester bosch 240 boiler, yet we cant use "On Demand"?

We have a worcester bosch 240 boiler, yet the "On Demand" switch doesnt work when it is on. If we turn on the ... [Read more]

how can i fix my valiant ecomax 828e?

my central heating works but when i turn on the bath hotwater tap the boiler shuts down and E12 is displayed a... [Read more]

Vaillant Turbomax plus combi - CH runs when hot tap turned on?

I have a Vaillant Turbomax plus combi boiler - either the 824E or 828E, I cannot currently see which. I hav... [Read more]

NO HEATING AND NO HOT WATER?

I HAVE A POTTERTON PUMA 100E. MY PROBLEM IS I HAVE NO HEATING OR HOT WATER I HAVE FOLLOWED THE HEATER DIAGRA... [Read more]

Baxi 105e c/htg cuts out of its own accord?

No problem on hot water. C/htg does not cut in if temp lights display a high temp. To get the boiler running... [Read more]

How can I fix my Glow Worm Swift Flow 80 ?

How do I check that the Fan is working ? How do I know if the Thermocouple isn't working ? My daughter's... [Read more]

Potterton 100e Boiler - making unusual purring sounds?

I have recently noticed that the boiler has begun making a purring or whirring noise. This happens when the... [Read more]

CH OK no HOT WATER on Vaillant Turbomax VUW 242 E ?

Central heating works fine, but not hot water on any taps. When I turn the taps warm water coming for few SECO... [Read more]

Vaillant VCW GB 242 EH - burner keeps burning with Heating off and DHW Off?

DHW works fine, Boiler on with tap opened, off with tap closed, but reignites after a few seconds on low flame... [Read more]