How to mend ... Hello Boiler Radiators

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]

How do I raise the pressure on my boiler after bleeding radiators?

How do I raise the pressure on my worcester heatslave 20- 25 oil boiler after I have bled the 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]

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 is wrong with my ravenheat white star combination boiler,?

I have a ravenheat white star combination boiler,it suddenly decided not to turn off,its on all the time,I hav... [Read more]

My heating is on?

Thermostat is turned off so the central heating shouldn't be on. However the radiators are all giving out heat... [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]

how can i lower the pressure in boiler ECLIPSE 216 ESS please ???? ?

my radiators are old and have the draining valve at the back of each of them so access is ni on impossible;[ ... [Read more]

Noisy Boiler?

Hi My Potterton combi boiler has started making a noise like a (car engine)? but not as loud. it makes this l... [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]

my boiler heats water but does not fire up for the heating side ?

gas fires up then goes out wont stay on to heat the radiators any ideas lease

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]

Worcester combi boiler has lost pressure after bleeding radiators?

I bled radiators now digital pilot light off and pressure gauge on zero. Help please!

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]

greenstar cdi ?

Hi I have a Greenstar CDI boiler that will not reach over 18 c I've bled the radiators reset the boiler check... [Read more]