How to mend ... Hot Central Switch

Baxi 105e?

I have a Baxi 105e boiler, it has started to heat the radiators when the hot water tap is run. I've replaced t... [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]

Ferroli Hawk 2 - Air Pressure switch?

There are two flexible pipes connected to the Air pressure switch(APS). Top one clear, bottom one red. Cent... [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]

Sabre HE 3 second blinking green then flashing red when on?

Hello. My Sabre HE stopped working this morning after working fine. I have done lots of searches and tried t... [Read more]

optima 901 C/H not igniting?

My optima central heating is not igniting, the hot water side of it works fine, when I turn the thermostat on ... [Read more]

biasi riva compact he mk2 m96a 28sm?

Hi, could anyone help please? My boiler started coming on at strange times in the evening on it's own. I the... [Read more]

how can i fix my baxi combi instant 105e?

hot water side ok but will not switch over to central heating icon not lighting up and starter flame not comin... [Read more]

G .C. NO: 47- 2 670 1 Falcon 80 Question ?

I have a problem with my boiler, until about 2 weeks ago my boiler was always switched on which means i always... [Read more]

Euro Combi A23?

Hi The hot water on my boiler is working fine. The fan is working. When I put the central heating ON, it... [Read more]

ariston euro combi boiler?

I have a Ariston Euro Combi Boiler, it is over 10 years old. It still working fine but with a few issues. I... [Read more]

the boiler heats the water but none is sent to tap or radiators?

after replacing the flow switch and diverter valve assembly complete I still have the same problem . the boile... [Read more]

Fault on fan or flue?

Our recently installed Main Combi 30 He ECO boiler is displaying a 50 degree LED fault (Fault on fan or flue).... [Read more]

halstead boiler?

Repeated query when I turn on the hot water the system tries to start but fails.I try again & it fails. I swit... [Read more]

What is my problem?

When I turn on the hot water, the system tries to start but fails. I try again, fails. I switch off the system... [Read more]

microgenus he 28 mffi e34 fault?

Just recently happened, affects both central heating and hot water. Have replaced the Air Pressure Switch, but... [Read more]

Potterton Performa 28 Heating?

My Potterton Performa 28 is working and carrying out functions of heating water and central heating. However, ... [Read more]

Falling Pressure?

Each year at this time when I turn the heating on on my Linea 24 combi boiler after being off all summer, the ... [Read more]

Remeha Avanta Plus not not activating heating?

I have just moved in to a new property with an Avanta Plus Combi Boiler. It works fine for heating the Hot Wat... [Read more]

Potterton EP2001 Central Heating Programmer Fault?

Programmer is in off position but Hot Water is being supplied to the tank. Only way to switch off hot water to... [Read more]