How to mend ... Central Heating Switch

When timer operating water heating the central heating is coming on aswell?

When my timer is operating the water heating the central heating is also switching on when not selected and by... [Read more]

glow worm 30cxi Central heating wont stop, any solution ?

even if the heating thermostat is switch off boiler still come on. I can switch it off only when manually turn... [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]

central heating fault?

have potterton promax he plus I switch on central heating, burner light comes on for 10 seconds then goes off... [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]

Help Troubleshooting - Smeg Dual Fuel Cooker?

Hi there, I hope someone can help me! I know the basics of cookers (Recently replaced a heating element wh... [Read more]

Halstead Best 60 boiler?

When I switch on my Halstead Best 60 boiler for water only, the central heating pipes also warm up. Why? Is... [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]

wo rcestergreenstar 30cdi boiler?

my boiler will not switch off central heating i have a seperate programmer which i have replaced the indicator... [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]