How to mend ... Heating Problem Radiators

combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]

Ariston microgenus 27 mffi problem?

Boiler fires up in DHW and heating modes. DHW lukewarm/cold and radiators cold. Would appreciate any ideas.

why does heating come on when i turn on hot water tap?

I have a vokera compact 29 HE. No matter wether I have the selector on for heating and hot water, or hot water... [Read more]

how to ignite pilot light on worcester 240?

I have viewed the answers to this problem on your site that identifies a grey knob and red button but there i... [Read more]

Luke warm radiators?

Really need help with a central heating problem (old, but sturdy back boiler open vented system in a flat - o... [Read more]

the boiler heats the water but none is sent to tap or radiators?

after replacing the flow switch and diverter valve assembly complete I still have the same problem . the boile... [Read more]

Worcester heatslave 20/25?

Hi, I have been having a problem with my heating for some months now but very intermittent, occasionally the h... [Read more]

Siemens RCR10/433 receivers?

I am in a recently acquired house and am new to all these wireless systems. I have looked at all the previous ... [Read more]

Grant oil combi boiler fix?

My boiler has chosen to heat the radiators when the heating is switched off. Is this a comon problem and is t... [Read more]

No heating or hot water on system boiler?

I have a system boiler and at present I am calling for heating and hot water and am getting nothing. the pilot... [Read more]

How do I reset my wireless Siemens RDJ10RF thermostat?

"I have a wirelss Siemens RDJ10RF thrmostat with RCR10/433 receiver.""The lights on the receiver have gone out... [Read more]

Radiator problem ?

after a recent leak in my central heating system which is now fixed, i've refilled the radiators and fired the... [Read more]

glowwor 30cx ultracom ?

i have heating problem radiators don't heat up as good have replaced new diverta valve but same problem can yo... [Read more]

Baxi Combi 133 - how to stop the heating coming on randomly?

Hi In the last couple of days we have noticed our lounge radiators getting warm at random times of the day. ... [Read more]

Baxi Combi Boiler - Bahama 100, why is there no heating or hot water?

Power light and orange ignition light is on. No error lights are displayed although there is no hot water and ... [Read more]

Why are my radiators are not heating?

Hi I have a Glow Worm 2 18 sxi Boiler which is filled via a Glow Worm Fluropro tank. I turned my radiators on ... [Read more]

how can i find problem?

i have a Worcester bosch green star 30cdi boiler, I recently fitted extra 2 radiators to system, the new radia... [Read more]

Worcester Oil heatslave 20/25 rads coming on when selected off position?

I have a Worcester Oil heatslave 20/25. Have selected heating to off position & water to on position as norma... [Read more]

Could this be a problem caused by the boiler or is it with the wiring?

I have a glow worm ultimate boiler. The boiler is 12 years old and appears to be functioning perfectly. The pr... [Read more]

Water pressure to high ?

When I turn on the heating the radiators get that hot I cannot touch them and the pressure goes up to 4bar! wh... [Read more]