How to mend ... Central Heating System

Rayburn Driven Central Heating Problem - Upstairs Cold?

I have a Rayburn Gas CH system with a seperate pump. The cooker / boiler is in the basement kitchen with 3 ra... [Read more]

Heating works but no hot water?

I have an Ideal Icos HE15 Heat Only boiler which is about 2 years old. Last week the hot water stopped work... [Read more]

Myson Unit 5 circulating pump - I need suitable replacement?

I have a solid fuel central heating system. The pump needs replacing - at present its a Myson Unit 5 Code 0988... [Read more]

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]

How can I fix my Halstead Ace high Combi boiler?

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

Baxi 105e, no hot water if heating isn't on?

I have a Baxi 105e. The central heating works fine and when the heating is on, the hot water runs fine. Howev... [Read more]

why does the domestic hot water keep leaking into the radiators?

the hot water for the domestic hot water is leaking into the radiators, so that even when the central heating ... [Read more]

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]

No Central Heating - Promax 24 HE?

Hello. I have a similar system to that mentioned above. Since the weather turned colder a couple of weeks ago ... [Read more]

How can I fix a flashing "l e" fault on my isar he35 boiler?

I worked on the radiator system over the summer and when the time came for central heating the boiler tripper ... [Read more]

worcester 24i combi heating system?

hot water runs ok but no central heating. i think it may be the timer switch can i connect the wires to overri... [Read more]

WHEN C/H OFF DHW HEAT C/H SYSTEM?

WHEN CENTRAL HEATING IS OFF,IE SUMMER, WHEN I TURN ON DHW THE CENTRAL HEATING SYSTEM WARMS UP AND THE DHW DOES... [Read more]

Boiler water pressure?

I have a Ferroli SYS 10-23 central heating/hot water boiler with very low water pressure in the central heatin... [Read more]

Tiger Loop stops working when tank is still half full?

Why would a Tiger Loop stop working when the tank is half full. 2o litres of oil was added and the system w... [Read more]

Hot Water But No CH Poterton Neataheat Profile 30e-80e?

In addition the my previous question (with same title), I managed to get the Central Heating (CH) working for ... [Read more]

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

Vaillant VCWGB242EH GC 4704413 Combi goes out immedi?

Hi, am working on the above boiler, was leaking at the auto air vent so tested the expansion vessel to find it... [Read more]

frost precations?

If I leave my boiler on and my radiator valve thermostats set at frost setting how reliable is this to protect... [Read more]

BAXI SOLO3 PFL30?

THE BOILER CENTRAL HEATING SYSTEM WORKING BUT HOT WATER IS SLITELY WARM AND NOT HOT AS SHOULD BE. WHAT CAN I... [Read more]

How can I stop my Sime Halstead Trio Whining?

Hello everybody. I have a Sime Halstead Trio boiler. When I run the hot water it fires up fine but just before... [Read more]