How to mend ... Central Heating Combi Boiler

How to pressurise expansion vessel?

Vaillant Combi boiler VCW 282 central heating expansion vessel needs to be re pressurised as it is causing hig... [Read more]

Jaguar 28k combi boiler?

Jaguar 28 kw .I have to refill to bar setting after each central heating program which shows FO , ... [Read more]

No central heating but hot water?

I have a Potterton puma 80 combi, no problem with firing up for hot water but when the central heating is swit... [Read more]

central heating/hot water not working?

how can i fix it my combi boiler is vokera excell 80sp i think pressure switch not working?

problem with my wickes 2000 combi boiler?

just moved and i can only have hot water with central heating on, have i missed some thing.

Potterton Gold 33HE Combi boiler - unusual pressure problem?

When the boiler is off the pressure is about 1.3bar. When the boiler comes on the pressure drops to 0.8bar. I... [Read more]

The lockout light is on and the heating won't turn on, PLEASE HELP?

We have a Potterson Combi 80 boiler, and the lockout light has come on, and the central heating will now not c... [Read more]

Worcester Highflow problem with hot water?

I am wondering whether anyone could advise of the likely cause of my Worcester Highflow combi boiler only prod... [Read more]

No hot water from Ocean 240 combi boiler?

I have an ocean 240 combi boiler. The central heating works fine but it does not heat up the hot water. Can an... [Read more]

How can I fix my combi boiler?

When you turn on the hot water, the radiators heat up at the same time so when you have a shower the water goe... [Read more]

how can i fix my combi boiler ( glow worm swiftflow-s.i.t )?

why does the pressure fall well below the recommended setting after the central heating has been on

Fix small leak in central heating system?

My (new) oil combi boiler loses pressure from 1 bar to 0 in about 24 hrs showing I have a weep in the system p... [Read more]

HOW CAN I FIX MY VOKERA BOILER LOSING PRESSURE WHEN CENTRAL HEATING ON?

HOW CAN I FIX MY VOKERA LINEA 24 COMBI BOILER LOSING PRESSURE WHEN CENTRAL HEATING ON WITH WATER COMING OUT OF... [Read more]

My boiler has no thermostat connected. This is surely wrong?

I have just rented a house and found that there is no central heating thermostat connected. The landlord assur... [Read more]

Siemens RDJ10 thermostat, not switching on my central heating?

I have a worcester bosch Greenstar 28i Junior combi-boiler, with a Siemens RDJ10 thermostat. I have set the ti... [Read more]

Worcester 350 boiler cutting out?

I have a worcester 350 Combi GC Number 47 311 13 about 12 years old. This boiler is always been first class... [Read more]

Leak on Central Heating system?

A new combi boiler was fitted a few weeks ago. Prior to this, the presure on the old Combi boiler dropped to z... [Read more]

I have a Biasi 24s Verona boiler and the central heating will not switch of?

I have a Biasi Verona 24s combi boiler, the central heating works ok but will not go off it overides everythin... [Read more]

My central heating boiler keeps tripping out?

My combi boiler keeps tripping out, which means i have no hot water or heating. I can reset it at the boiler a... [Read more]

how can i fix boiler?

We have a ferolia optima combi boiler. We are now having trouble with the hot water, it gradually goes colder... [Read more]