How to mend ... Boiler Only Open

Hot water problems,boiler will not always ignite?

The boiler only comes on intermittently for hot water, but when the heating is on there is no problem. If ho... [Read more]

Vaillant turbomax 824e not supplying hot water?

hi have a trubomax boiler which when running direct hot water on full setting and tap fully open seems to ... [Read more]

how can I fix my protherm 89e boiler?

hot water does not always come on, whether it is set on central heating or hotwater only. you have to have ta... [Read more]

How can I check if there is enough inhibitor in the water?

My boiler was changed last June together with some rads. Previously the volume of water was 13 gallons so inhi... [Read more]

what could be wrong with my boiler?

I have a glow worm compact electronic 100.The central heating works fine but but hot water is a hit and miss. ... [Read more]

I have a vokera maxin 24e combi boiler?

the diverter valve does not operate when i open the hot water system. is it possible to replace the parts in t... [Read more]

what wrong with combi boiler?

I have breath all cenral heating in my house so heating can be flow fully inside the rediator, after that the ... [Read more]

How can I Fix My Ravenheat 820/20 boiler?

My ravenheat 820/20 boiler is supplying hot water but no CH. After a basic fault finding mission I discovered ... [Read more]

I have a Vaillant VCW GB 242e and the hot water is not very hot. How can I?

I moved house a couple of months ago and my new house has a Vaillant VCW GB 242E (LPG) Boiler and the hot wate... [Read more]

How can I fix my Pulsa Coil boiler?

I have a pulsa coil III electric boiler which heats my hot water. I think I need to top-it up with more water... [Read more]

PCB for worcester 35cdi mk2 rsf boiler?

Following the fault dianostics, given a fast flashing red lamp, on J flowchart in the owners manua (The fan no... [Read more]

How to fix a error E34?

It is Ariston microGENUS HE 28 MFFI combi condensate boiler. Ones it is heat up it shuts down, even if hot wa... [Read more]

DHW problem Vaillant Turbomax Plus 828E?

If I open the cold water supply valve to the boiler fully, when drawing hot water the temp. rises to approx 83... [Read more]

Vaillant VUW Turbomax 242E/282E?

Hi Guys, I have this Vaillant boiler and all of a sudden there is no hot water. My boiler doesn't turn on ... [Read more]

The pump keeps running on my Baxi solo 3 pfl 50?

When i switch off the external controls calling for heat the pump on my baxi solo 3 keeps running and the moto... [Read more]

I need to service and rectify a fault my Potterton Kingfisher boiler?

Please read and help me to service my boiler. Thanks Boiler = Potterton Kingfisher Potterton No. = 559045/10... [Read more]

worcester 230 pilot light lights but nothing else?

i have a worcester bosch 230 rsf combi boiler. when a demand is created (ch or hw) pilot light ignites and sta... [Read more]

Potterton Profile 50 control board fault?

This was quite an unusually one for me as my normal work is designing in car multimedia systems! A work fri... [Read more]

why do i keep getting an air lock in my hot water sysyem?

every two or three weeks I turn on the hot water but find there is an air lock in the main closed hot water co... [Read more]

DHW pressure dropping after tap turned on?

Boiler: Baxi Genesis 80. About 15-45 seconds after the hot tap is turned on the flow will slow to a trickle a... [Read more]