How to mend ... Central Heating Hot

hot water for sink/shower temp fluctuates?

I have a Vokera excell 80 SP ---10 years old recently serviced(new diaphragm etc) central heating appears ok i... [Read more]

Worcester bosch CDI Hot water fault!?

The central heating works ok. When you demand for hot water the burner keep going on and off like every 10 sec... [Read more]

hot water for sink/shower temp fluctuates?

I have a Vokera excell 80 SP ---10 years old recently serviced(new diaphragm etc) central heating appears ok i... [Read more]

Central heating starting and stopping within 2 minutes?

The central heating switches on then off again within a short space of time without the radiators getting hot.... [Read more]

How can I fix my Isar HE30 boiler?

I can't get the central heating or hot water to come on. The display is blinking, first alternating with the ... [Read more]

thelia 623?

i have a thelia 623 combi.the hot water comes through only warm i have slowed the water rate down as much as p... [Read more]

How can i fix my vokera linea 24?

Using just hot water there is no problem and central heating working fine but each time I switch the heating o... [Read more]

hot water not as hot as it was!?

got a british gas rd 628 (similar to a worcester bosch 28si II i think?) the pump went the other day and we ... [Read more]

vokera linea 28?

pressure keeps dropping when central heating is on. Drips come out of drain off outside. Pressure goes sky hig... [Read more]

Help!!! Ideal isar HE boiler not working at all?

hi well a few days ago my isar He boiler has seemed to have broken down 1)it does not switch on 2)if the po... [Read more]

Potterton Combi 80 central heating on timer or full time does not work?

How can I fix my potterton Combi 80? The Central heating does not work on timer or on full time but the combi ... [Read more]

Which thremostate has gone?

I have a Sterlinig PP combi boiler (Chaffoteaux et Maury) and it sipply will not switch off when on the centra... [Read more]

Britony Combi 80 no pressure?

My Britony Combi 80 central heating system has stopped working (but hot water was OK) and the pressure gauge s... [Read more]

Can I change a radiator valve without draining the system?

Hi, I have an old gravity hot water pumped heating system, the boiler is a reliable, but expensive, Vulcan Con... [Read more]

how to fix vokera excel 80?

doesnt fire up when run hot water but central heating is working fine, pilot light etc okay

how can i fix my modena ferroli 80E boiler?

twelve weeks ago, my central heating and hot water stopped wrking, i had to move out and stay with friends as ... [Read more]

how can i fix my glowworm swiftfow 80?

every time i turn the heating on, it starts up fine but only runs for about 10 min`s then goes out but the pil... [Read more]

Poor hot water temperature with heating on?

I have a Vaillant Turbomax combination heating boiler. When the central heating is operating & a hot tap is... [Read more]

no hot water but heating ok?

hi i got no hot water while the main heating is off on my worcester 24i junior, can anyone tell me why this mi... [Read more]

how do i get 3 cold raiators to heat up, when all the others are hot?

we have gas central heating in an ex coucil house, there are 7 radiators but 3 of the 4 upstairs are cold, the... [Read more]