How to mend ... Central Heating Boiler

Heating system not working correctly?

My central heating system is causing me problems. The boiler fires OK, but I can only get hot water. The centr... [Read more]

Vokera Unica 28 HE error code 01?

When boiler set to economy the boiler appears to have a mind of its own. It does not respond to the thermostat... [Read more]

How can I fix my Halstead Ace high Combi boiler?

Pressure in the central heating system is dropping with no apparent leakage

what is error code E168?

i have a potterton promax boiler he plus when i put the central heating on it turns itself off and error code ... [Read more]

my biasi 24s, year 2002, will not fire up?

my biasi 24s will not fire up when I run the hot water tap or turn on the central heating. gas tap is on. I do... [Read more]

How can I cure high pitch noise from Worcester Greenflame Ri?

When the central heating has been running a few minutes there is a high pitched whine from within the boiler. ... [Read more]

Worcester 28cdi Boiler problem?

We have the above boiler and the central heating and water lights are flashing. We have tried reseting but af... [Read more]

How can I make the central heating start?

What does the code d2 mean on the ferroli optimax HE31C combi boiler? The hot water works well. We have put ... [Read more]

sime c/h boiler loosing water?

before i put central heating on i have to fill boiler with water when it is running water drips out of overflo... [Read more]

Can I get a replacement heat exchanger for Glow Worm 'Spacesaver 52'?

Is there anywhere I can get a new (or professionally re-conditioned) heat exchanger for my old Glow Worm 'Spac... [Read more]

how can i fix my myson opollo 50b boiler?

my central heating boiler will not turn off at room thermostat and if i switch boiler to hot water only it sti... [Read more]

how can i fix my combi boiler ( glow worm swiftflow-s.i.t )?

why does the pressure fall well below the recommended setting after the central heating has been on

how can I fix my central heating?

I have a glow worm boiler. It has been working perfect for years.Today I switched it on and it fired up ok but... [Read more]

Trying to fix ideal classic boiler LXFF?

After taking out central heating pump and replacing some valves in the pipework the boiler refuses to light.I ... [Read more]

Baxi Bahama 100..No hot water but there is central heating?

Baxi Bahama 100..No hot water but there is central heating?? (it seems that the central heating is working fin... [Read more]

Worcester 19/24 CBi Constantly locking out?

I have a Worcester 19/24 CBi boiler (4 years old) which keeps locking out whenever I put the central heating o... [Read more]

Sime Friendly Boiler issue - radiators hot, sometimes not?

This is a bizarre one (or maybe it's more common than I think!). Here goes:- Due to falling water pressure ... [Read more]

worcester 24i - too high and too low pressure?

hi. i have a problem with my boiler. when i open that filling loop, it fills the boiler but the pressure go... [Read more]

Why do I have hot water but no central heating?

My wall hung Vaillant condensing boiler is providing hot water but not central heating and does not show a fau... [Read more]

The boiler will not fire up in 'Central Heating Mode'?

A new expansion valve has been fitted but the heating was not working before this