the water is hot now but it did this yday it was hot then went cold later in evening why is the water light not coming on on the circuit board thanks 4 your help by the way.
kev i put the filling loop to off,and drained water from radiator pressure went down to normal levels but when i run water pressure goes back up .radiator light comes on but water light doesnt.is The filling loop is a black lever under system which lets water in isnt it.thanks for help
my radiators were making noises when i turned heating on.i checked pressure which was below normal.i then turned heating off and bled the radiators and put pressure back to normal.when i turn heating on now my radiators heat up no banging but ive lost hot water and pressure goes high.i then...