How to mend ... Water Central Heating Fault

Ferroli Optimax not heating water?

I had the hot tap on today and the water suddenly went cold. Now when you turn the hot tap on the boiler is no... [Read more]

Water heating is fine but central heating will not switch on?

Vaillant ecoTEC plus: water heating works fine but the central heating will not switch on - there are no error... [Read more]

Why is my Vaillant ecoMAX828 so noisy?

The boiler works fine when firing up for central heating, and also for medium demand hot water. However, when ... [Read more]

Ravenheat LS100T combi boiler?

The boiler is not working on either the hot water or the central heating. When I go to switch it on the green ... [Read more]

vaillant turbomax vuw 242e?

HELP!!! I have a vaillant turbomax boiler that goes throughthe light-up sequence, to the stage where the pilot... [Read more]

protherm combi?

have a protherm 80E, the central heating seems to work ok, but not getting hot water,seems to have got worse o... [Read more]

Baxi Boiler Only Firing up sometimes?

Hi all, Wonder if someone can help me ASAP. I have a old Baxi Boiler FS 601 which has a tank in the bedroo... [Read more]

How can I fix my Ideal Isar HE24 Combi Boiler?

I have an Ideal Isar HE24 Combi Boiler. The central heating light is flashing but the boiler won't kick in and... [Read more]

Any more suggestions for my baxi 105e please?

woke up the other morning with no heating or hot water from my 5 or 6 year old baxi 105e combi.i have,within t... [Read more]

low water pressure F28 lockout, Vaillant Turbomax plus 828E ?

Hi guys, Hope you can help. I've viewed all the relevant and some of the irrelevant posts on similar subjects ... [Read more]

baxi combi 105e boiler,no heating or hot water?

woke up the other morning with no heating or hot water from my 5 or 6 year old baxi 105e combi.i have,within t... [Read more]

My Keston C40 will only heat up the central heating water if the hot water ?

My Keston C40 will only heat up the central heating water if the hot water is on as well. Can you help me with... [Read more]

glow worm 65-80 central heating works but no hot water?

Dear All, our glow worm 65-80 is playing up. the central heating appears to work as before and all the radiat... [Read more]

Possible problem with diverter valve?

I have a Vaillant TurboMax 824e. When running hot water it initially runs warm water then cold then warm then ... [Read more]

pottereton combi 80?

i have pottereton combi 80 boiler central heating working fine,when i turn the hot water tap on the boiler l... [Read more]

Worcester Bosch Highflow 400 rsf boiler problem?

I have a problem with my Worcester Bosch Highflow 400 rsf boiler. If hot water is on, I cannot get central hea... [Read more]

Ravenheat CSI85T condenser boiler?

Sounds like my boiler is not the only one with a fault. Everthing working in hot water mode but when the centr... [Read more]

Potterton Prima 40 B fault?

hello, can anyone help? Our gas boiler has developed a fault( christmas eve) pilot light all okay but boiler w... [Read more]

vaillant eco tec pro 28 ?

My central heating goes off when I open the hot water tap. To get the heating back on I have to switch the ce... [Read more]

baxi combi 80e intermitent hot water failure and pessure droppping?

My baxi combi 80e has an intermittent fault with the demand hot water running cold and the system is also losi... [Read more]