How to mend ... 25 Central Heating

No water in hot water tank?

Hi there, I have a problem... lol I'm afraid I'm going to err on the side of giving too much information... [Read more]

halstead ace high over pressurising?

I have a 5 year old Halstead Ace High boiler recently when the central heating is running the pressure has bee... [Read more]

Worcester Heatslave 20/25 Oil Combi Boiler?

Help, Our Worcester Heatslave 20/25 boiler has been playing up again recently. Over the past 14 months we hav... [Read more]

No HW or CH suddenly from my Vaillant T3WF H Combi Boiler?

This morning my boiler suddenly stopped supplying both Hot Water and Central Heating for no apparent reason. E... [Read more]

Heatslave 20/25?

Quite often the pump on the boiler cuts out and so the central heating goes off. Click the room stat to off an... [Read more]

vokera maxin 24e?

have noticed when the central heating has been on for about fifteen minutes and got hot the water pressure ris... [Read more]

What is Fault Code "d" on a ferroli optimax 25 c boiler?

I cannot get my central heating to work although my hot water seems fine. The display is showing a d which doe... [Read more]

SIME central heating system anti-freeze - how much?

I have a SIME friendly Format 80E boiler fitted in my static caravan. The CH system water was tested recently ... [Read more]

oil fueled boiler?

my father in law had oil fired central heating installed 15 months ago since then there is a strong smell of ... [Read more]

hi i have a optimax 25 c condensing combination boiler ?

the hot water does not get very hot and i have to turn the water pressure down to warm it up as much as possib... [Read more]

worcester heatslave 20/25 hot water but no central heating?

the central heating has just been turned back on on my oil fired heatslave 20/25 only to find it does not work... [Read more]

worcester bosch heatslave 20/25 oilfired boiler?

when hot water or central heating are running bar pressure rises over 3 bar and overflow active . when unit l... [Read more]

Worcester Bosch Oil Heatslave 20/25 two years old?

Can not get the central heating to work; the water pump does not seem to be running. Hot water fine. Had a lon... [Read more]

tank of hot water but no central heating?

the hot water switch starts everything working and heats a tank of water, plus one radiator! however, the cent... [Read more]

Boiler creating air?

Need some advice concerning my central heating/water boiler. The system is fired by a Glow-worm Fuelsaver 30-... [Read more]

my pilot light will not stay lit on my gas heater?

any ideas my pilot light will not stay lit i have a johnson @starley 25-32miii gas central heating boiler it b... [Read more]

Vaillant Ecotech 837 plus lossing pressure over 3 weeks?

I have noticed when central heating is off boiler pressure drops from 80% to 25% in 2 days. when ch is on take... [Read more]

central heating valve?

can any one help ,updated heating controls for seperate control of heat/water there is a isolating valve on a ... [Read more]

Why does the main burner(CF 40 furingas) start roaring at times?

Ref above my boiler is a Potterton Kingfisher free standing open flue gas fired boiler (approx 25 years old) a... [Read more]

Potterton Profile 30E keeps tripping on Central Heating?

My Potterton Profile 30E keeps tripping off and requires the reset button to be pressed to restart. This typic... [Read more]