How to mend ... Problem Hot Water Central Heating

Diverter Valve bypass?

Hello, I have booked a gas engineer to come to fix my Mains Combi 24 boiler that appears to have a diverter... [Read more]

Luke warm radiators?

Really need help with a central heating problem (old, but sturdy back boiler open vented system in a flat - o... [Read more]

Worcester boiler 35CDi?

What can be wrong with my boiler? I first noticed a problem when my shower began running hot then cold, hot th... [Read more]

Boiler Hot water intermittently losing temp, Heating seems fine?

The title explains the main issue, for some reason the hot water drops often every 20 secs or so, sometimes it... [Read more]

There is problem with my sabre 24se boiler!?

My sabre 24se: it's hot water is working but when I put the central heating on it works for a few seconds and ... [Read more]

Potterton Performa 28 Heating?

My Potterton Performa 28 is working and carrying out functions of heating water and central heating. However, ... [Read more]

Falling Pressure?

Each year at this time when I turn the heating on on my Linea 24 combi boiler after being off all summer, the ... [Read more]

How can I fix a Vokera linea combi boiler?

I have a Vokera linea boiler, the central heating seems to be fine, but we have no hot water. Does anyone know... [Read more]

Problem with central heating , boiler is a potterton prima f?

After switching on hot water heater , then when I put heating back on the boiler doesn't fire up so no heating... [Read more]

Vokera boiler problem?

Central heating works fine but the hot water is a nightmare, can start hot but then runs cold I may be mistake... [Read more]

Siemens rcr10/433 how to restart it?

My central heating stopped working but boiler and transmitting unit both seem fine and still have hot water. T... [Read more]

Potterton PRT2/ EP2002 C/H always on (unless at temp)?

I have developed a fault on my Potterton EP2002 Programmer following short circuiting and blowing a fuse. The ... [Read more]

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [Read more]

'f19' error report - Saunier Duval 'Thermoclassic' boiler?

Recently my boiler is failing to deliver hot water. - It is hot at first then runs cold. On examination I fin... [Read more]

Ariston ecombi 30 problem?

My combi boiler works fine but hot water goes cool every 3-4 minutes for about 10 secs and then goes back to t... [Read more]

I have a modena 80e no central heating but hot water works?

Hi my hot water is working fine but when I try to put the central heating on the boiler does not fire up, is t... [Read more]

Central Heating works but no hot water? Worcester 28i RSF?

Hi I hope someone can help. I have a Worcester 28i RSF Combi boiler that i have a problem with. A few we... [Read more]

glowworm betacom 30 problem?

Hello folks, boiler is 2 years old, had plate heat exchanger cleaned/changed/cleaned...dhw sensor replace... [Read more]

How can I fix my Saunier Duval Semia Condens boiler?

The Central Heating (CH) side works perfectly but the Domestic Hot Water (DHW) has developed a problem, thus..... [Read more]

Bosch Worcester CD24i not delivering hot water properly?

When hot tap turned on water demand light comes on and burner ignites, water begins to get warm. Then after ab... [Read more]