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Hi just recently I replaced the 3 port valve and pump for my central heating system,Rightly or wrongly I drained the emersion heater tank. I now have alot of air that I contsatnly have to bleed from the radiators upstairs for about 30 secs each rad each time I run the system,All get hot after...

Hi Ive just fitted a honeywell 3 port valve but it has 6 wires? can anyone tell me where the light brown goes? it goes into the 3 port valve and ends up as a blue that conects to the actuator head? My old landis valve had 5 wires....scratches head

Hi to all I have a problem with my parents central heating,When the hot water is turned on at the timer clock the 3 port valve operates,pump runs and boiler fires up and the water gets hot. If I press for central heating i hear the pump run for a nano second,the 3 port valve moves and sadly...