How to mend ... Turned Heat Hot

Worcester 350 Combi Plate heat Exchanger - Is engineers diagnosis correct ?

We have a Worcester 350 Combi and recently when we have been running the hot water the system has been overhea... [Read more]

potterton combi 100 overheat kees trip when turn tap off.burner on/off ok?

diverta & o/heat been changed still trip o/heat once hot tap turned off.could it be anything else apart from b... [Read more]

ferroli mondena boiler?

when the domestic hot water tap is turned on, the water runs hot for a few seconds then runs cold, but when th... [Read more]

Hot water from potterton puma 80e just warm?

i have a potterton puma 80e 10yrs old. Heating appears fine but tends to fire up run for a minute or two and s... [Read more]

Vaillant VCW GB 242 EH?

I have a vaillant vcw gb 242 eh boiler that was already in my flat when i bought it, i have no idea how old it... [Read more]

vokera linear flashes 04?

...and pilot light wont spark to heat house...we've turned it off at the wall ad tried to reset it, but we wer... [Read more]

Radiators suddenly gone cold!!!?

I'm at my wits end!!! This is now my third posting about this and I really think I'm going to scream! 2 out of... [Read more]

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]

What is wrong with my Glow-worm Central Heating boiler?

Our boiler has been set to heat the water contstantly thoughout the summer months, however when I came to swit... [Read more]

Vaillant VCW GB 242 EH?

I have a vaillant vcw gb 242 eh boiler that was already in my flat when i bought it, i have no idea how old it... [Read more]

How do you test a circulation pump on a Raven Heat Combi boiler?

Ive got a Ravenheat Combi Boiler (one without a pilot light window). A fw weeks ago it just stopped working. W... [Read more]

Potterton Netaheat 10/16 Mk II - F heats up and cuts out?

My boiler will ignite and heat itself up to being hot to the touch and then turn off without heating the water... [Read more]

worcester 240 problem?

when i run the hot water the radiators also heat up,this is when the central heating is turned off.can anyone ... [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]

vokera 80sp - when hot tap is turned on radiators heat up instead?

i have a vokera 80sp combi boiler , when i turn the hot tap on the radiators heat up instead of the hot water.... [Read more]

vokera excell 80sp?

when we use hot water the rads heat up how can l stop this this is with the rads turned off

Ravenheat hot water problem?

Hi I have a ravenheat rsf 20/20 combi boiler, and we can only seem to get hot water out of it when the heating... [Read more]

why is no heat coming from radiator? baxi bermuda boiler?

There is no heat coming from my radiators! All valves are turned on and the radiators have been bled. The hot ... [Read more]

HOW CAN GET, HEAT BLUE RAY 2 BY75/100/125?

AFTER REPLACING THE HOT WATER COIL GASKET. HOW CAN I GET HOT WATER INTO THE HEATING SYSTEM ? I TURNED THE THE... [Read more]