How to mend ... Running System Combi

Help who do I ask ?

while renovating a 400 year old property, I opted for a combi and underfloor heating. Builders son ( who said ... [Read more]

Pressure rising in central heating system?

I have a Ferroli combi boiler which has worked fine for the last 8 years. However it has recently begun to giv... [Read more]

reduce pressure on combi?

when i bled my radiators at the weekend it emptied the boiler. So i used the loop thing to fill it again. Prob... [Read more]

Potterton 80e Combi heating system on/off?

My boiler keeps coming on & going off , flame light is coming on and boiler runs for approx 30 seconds then go... [Read more]

Puma 80e downstairs radiators cold upstairs very warm?

Hi i have a Potterton Puma 80e combi boiler. With the central heating on the upstairs radiators are getting ve... [Read more]

How can I fix problem with Worcester Bosch 24CDi Combi?

I have just had a kitchen re-fit and the workmen took the radiator off to plaster. I now have had to turn the ... [Read more]

Vokera Maxin 28e boiler problems?

I have a Vokera Maxin 28e combi boiler. For months now, there has been a long delay getting hot water from ru... [Read more]

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]

intermittent hot water from vaillant combi vcw sine?

having just installed a new bath and sink I now have a problem with the hot water supply from the vaillant com... [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]

How can I reduce pressure in my Worcester 350 combi?

How can I reduce pressure in my Worcester 350 combi? My 13-year old boiler crashed and I used the manual tap t... [Read more]

Radiator problems?

Hi all, i have a valliant combi boiler no mod number the central heating system running my radiators, the wat... [Read more]

Ferroli Optima 901 -occasional Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing occasional problems with no ho... [Read more]

glow worm swift flow 100 HELP?

Hello a few years back i had a problem with my swift flow 100 combi boiler, the pilot light wouldn't light. Af... [Read more]

loss of pressure & cold radiators at the bottom?

We have a Worcester Greenstar R40HE combi boiler. The pressure is dropping on an almost daily basis though we... [Read more]

My CH boiler keeps blowing out when its windy outside!?

Hi, I hope someone can help me with this one. I have an old Baxi Wm 381 RS CH boiler in a house we just moved ... [Read more]

vaillant gb221h combi?

Domestic hot water fine. When heating calls for heat, the divertor valve plunger pulls in to the valve very sl... [Read more]

How can I fix my leaking Sime Friendly Format 80 e?

My combi boiler is dripping/ running water when in use. It appears to be coming from a valve attached to the p... [Read more]

how do I fix my saunier duval 620f?

Hi, Ive just fitted a new pump to my saunier duval boiler. Within 30 mins of it starting up, water seemed to b... [Read more]