How to mend ... Central Problem Boiler

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?

Boiler serviced 2 weeks ago,High flow 400 working great until house electrical light trip, boiler started ag... [Read more]

Ideal Icos HE18 boiler, heating works but no hot water, what is the problem?

I have no hot water but the central heating works, what is the problem

the boiler heats the water but none is sent to tap or radiators?

after replacing the flow switch and diverter valve assembly complete I still have the same problem . the boile... [Read more]

Intermittent fault on Worcester 30cdi combi boiler?

Sometimes my central heating won't come back on after using hot water for a while ie running a bath.Its alread... [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]

noise from fan on isar 30 he ?

isar 30 he boiler when you turn the heating on the boiler flares up and the central heating starts to run cons... [Read more]

how to find a fault?

my sister-in-law has a glow-worm 30c boiler the central heatings ok but when they turn on dhw tap the water i... [Read more]

How do I reset my wireless Siemens RDJ10RF thermostat?

"I have a wirelss Siemens RDJ10RF thrmostat with RCR10/433 receiver.""The lights on the receiver have gone out... [Read more]

hiw can i fix pressure low problem in my boiler?

Bosch 28cdi rsf boiker keeps on fallingg to 0. Central ad hot cwater works. Tap on goes cold after awhile then... [Read more]

hi i doknow who fix my boiler in feb 2011 is make vokera compect ?

25 he model but I have problem in central heating every day I have to fil up water pressure and night time I s... [Read more]

Central heating radiator doesn't gets hot sometimes and sometimes does?

I have a potterton kingfisher cf 50 boiler.My up stairs ch rads is fine but down stairs one of them is warm nd... [Read more]

Radiator problem ?

after a recent leak in my central heating system which is now fixed, i've refilled the radiators and fired the... [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]

my Ravenheat 820/20 combi keeps overheating?

when the boiler powers up on central heating the boiler keeps running and makes the water presure go above 3 b... [Read more]

how to fix my ravenheat silver star combi boiler?

When on central heating and has reached its correct temp the burner switches off/on every few seconds I have c... [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]