How to mend ... Heating Hot Water Fine Boiler

why is my central heating on constantly when timer off?

My radiators come on when the hot water timer comes on although the heating timer is off. All the radiators g... [Read more]

Worcester 240 combi - all lights on but no heating no hot water?

Hi, I have just moved in to a house and the boiler worked fine (well, it was heating the rooms but hot water w... [Read more]

any ideas on a ravenheat 820/20 combi boiler?

The boiler shuts off about 5 minutes after running a bath,when the hot water tap is opened afterwards the wate... [Read more]

MY IDEAL BOILER KEEPS LOSING PRESSURE?

I SET THE PRESSURE GAUGE TO 1.5 BAR AND WHEN THE HOT WATER IS USED IT IS FINE, BUT AFTER THE CENTRAL HEATING S... [Read more]

Boiler not firing up. Help please im cold !?

Help, I have a Glowworm SpaceSaver 52, The boiler apart from hot water has been mostly off during the summer, ... [Read more]

IDEAL CLASSIC LXFF & FF BOILER?

We have this boiler controlled by a "Siemens RWB29" (and with a "Towerstat RSD" thermostat). The controller... [Read more]

problem with biasi 24s boiler combi?

my boiler let me run hot water off for awhile then it would go on lock out and red light come on, press to res... [Read more]

my worcester 24cdi boiler hot water is fine works ok have bled the pump?

(hi hope you can help with my worcester 24cdi boiler problem my heating is working up stairs rads get very ho... [Read more]

have hot water but no c. heating on potterton netaheat mark II?

hot water works fine. When i switch c. heating on. Light on switch box comes on, but boiler does not fire up... [Read more]

Vokera Linear 24 timer fault?

The boiler works fine in both hot water and central heating modes until the timer is set. When the time is rea... [Read more]

ferroli 102 modena problem?

boiler showing low pressure,,light flashin,, but pressure fine,, turned on and off, and reset still no joy,, n... [Read more]

Alpha cb28 boiler. Hot water is fine but central heating isn't working?

Just attempted to start using central heating again after summer and it isn't working. Combi Alpha CB28 boiler... [Read more]

No hot water from my Glow Worm Space saver 60 MKII?

Central heating works fine but I can't get any hot water! Boiler fires up but switches off after a few minutes... [Read more]

Worcester bosch 28 cdi ?

Recent installation. Hot water is fine but central heating cuts out after 5 minutes. Boiler is 18 months old b... [Read more]

Ariston boiler error A01 - Safety cut off?

I have a Microgenus HE28 boiler that keeps shutting itself down with an error code A01 sometihng about a safet... [Read more]

Glowwork Ultimate 50 boiler - pilot keeps going out?

The pilot light keep going out but immediately relights itself so I am getting hot water and heating. I have h... [Read more]

Potterton Netaheat 16-22 Wont Fire Up?

Hi Ive had this boiler for many years and recently we had some bad weather, since then it wont fire up. I don... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

Worcester 24i boiler no heating?

I have a Worcester 24i Boiler that heats the hot water fine but will not run the central heating it has a fasc... [Read more]

How can I fix my Vaillant Combi boiler VCW 18 T3W FH?

Whilst using the shower, the hot water cut out. The boiler failed to fire up for water until I'd left it for ... [Read more]