How to mend ... Boiler Hot Water Radiators

Low hot water pressure?

Hi. I have a vokera option combi boiler and the hot water pressure is suddenly very low. The radiators are hot... [Read more]

Faulty Worscester 35 CDi loosing pressure?

My Worcester 35cdi has had 4 replacement heat exchanger's in less than 10 years the first 2 were within the fi... [Read more]

why aren't my radiators getting hot on my ferroli optimax he31?

Hi my boiler is switched on and the radiator icon is indicating that the radiators are on but they are not get... [Read more]

RDH10RF, thermostat not turning radiators on?

I've got a Worcester 28CDi boiler & Siemens RDH10RF thermostat. The batteries in thermostat died so i changed ... [Read more]

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]

home heating systems?

I have an 12 yr old Highflow Electronic system, which is working perfectly for hot water. However the heating ... [Read more]

vokera boiler no heat but 2nd pipe from the left is red hot?

my vokera boiler has hot water but no heat the 2nd pipe from the left gets really hot on start up but the boil... [Read more]

What can I do about a Glow-worm Flexicom 30cx fault code F11?

I had a new boiler fitted in April this year. Last eve it stopped working, showing f 11. We have not been us... [Read more]

Boiler flashing 02?

Hi fitted 2 new radiators now boipwr is flashing 02 no water coming from hot tap 1 pipe to a radiator is hot b... [Read more]

Worcester R28 HE Greenstar Condensing Boiler, Hot Water But No Heating?

I have the above boiler and have hot water but no heating. My thermostat is hard wired and seems to switch it ... [Read more]

netaheat 50 does not switch off?

I have a netaheat 50 which once switched on keeps running. If I switch the power spur off and back on it stop... [Read more]

Sabre 25 he plus boiler keeps over pressurising?

Boiler keeps over pressurising ,have to shut some radiators down t stop it relieving thermostats seems to be ... [Read more]

Ferroli optimax HE 31C?

my fuse box tripped and it turned off my boiler and now the boiler is showing high on the gauge and flashing F... [Read more]

Glow worm 330 condensing boiler radiators warm but not hot 3" hot bath wate?

Radiators Luke warm hot water runs out after 3"in the bath had new hot water tank pump tank stat immersion & 3... [Read more]

baxi boiler says dry fire?

boiler works but no heating or hot water. Baxi solo, Baxi man came, showed us how to do water pressure, but st... [Read more]

Worcester greenstar combi boiler not heating above 35C?

I have a new Worcester Bosch 30i combi boiler which was installed a couple of months ago, but I just can't see... [Read more]

Radiator only getting hot on bottom half?

I have a Ideal HE24 boiler that works ok but we have a 6 foot high towel rail in an upstairs bathroom that onl... [Read more]

Ideal boiler HE35 boiler working but screen does not show any info?

Boiler is working. Water and radiators very hot but the screen is blank

baxi wm 531 rs?

I have a baxi wm 531 rs boiler I have warm radiators but no hot water

ideal c30 independant boiler?

when hot water demanded and radiators off rads start getting hot. checked divertor valve actuator ok and pin m... [Read more]