How to mend ... Central Heating System

how to fix combi boiler problem?

Ravenheat CSI 85 780 series combi boiler fitted 3 months ago, hot water fine but when central heating is on ca... [Read more]

How can I fix my Vaillant Turbomax Plus combi boiler?

Have recently drained and refilled system. Turned boiler on and after an hour or so pressure was around 2 bar,... [Read more]

The pump appears to be operating when central heating is not on?

The water pump seems to be operating even when neither the hot water nor the central heating system is calling... [Read more]

central heating system?

had to drain central heating system to take of 2 radiators, which was successfully done. however once I turned... [Read more]

banging pipes?

i have an ideal icos he24 boiler.over the last 6 months the system has slowly developed a very very loud bang... [Read more]

alpha boiler - hot water ok but only slight central heating ?????????

boiler is lighting and giving good hot water but the central heating is just lookwarm even after 3 or 4 hours ... [Read more]

Faulty Siemens receiver - help!?

My central heating system is controlled by a Siemens RCR10/433-GB receiver. Suddenly, there are no lights ... [Read more]

do i need replacement part or new boiler?

i have a vaillant combi bolier ref no vuw242 I have had this for about 12 years and now have a leak the water ... [Read more]

potterton suprima not working?

after bleeding raditors the central heating boiler system has stopped working, how do i repressurise a pottert... [Read more]

I have an ariston E Combi 38 which keeps shutting down when trying to heat ?

Ariston E Combi 38 fires up to heat radiators, but switches self off after about a min, then refires up after ... [Read more]

Baxi solo3pfl 50 radiators heating when system turned off?

Please help My central heating system seems to have a mind of its own. The radiators come on, often in the ... [Read more]

Mid Position Valve (Drayton)?

Hi, My problem is with my central heating and hot water system. This is a long one! When I select just h... [Read more]

i have a glow worm ultracom 12hxi boiler,a heat only system boiler which ha?

i have a glow worm ultracom 12hxi heat only boiler which has an expansion system not an f and e tank,only i ca... [Read more]

Topping up combi boiler?

I have changed a radiator on my Vaillant combi boiler operated central heating system. How do I bring the pres... [Read more]

where can I get a new motor for a hot air ducting system?

There are 2 motors in my hot air ducted central heating system, one of them is not working. Where can i get a... [Read more]

vokera combi?

my combi keeps loosing pressure in central heating system..checked all rad for leaks and seams to be dumping w... [Read more]

Baxi 105 instant He problems?

I have the above boiler 4 years old and am looking for any advice as really hope i dont need to get a engineer... [Read more]

Help with Worcester greenstar ri?

Hi, drained a central heating vented system today to fit a new rad valve, turned the cold water back on and re... [Read more]

baxi 105e combi boiler?

boiler wont modulate when central heating is on causing pressure to exceed 2.5bar, is it the electric safety s... [Read more]

System will only operate in Central Heating and Hot Water?

Irrespective of switching to Hot Water only or Hot Water plus Central Heatinh the boiler will only function in... [Read more]