There is a system flow switch at the front left of the boiler!
What is the colour(s) of the wires connected to it???
The 24S was ceased in 2002 ! Is it really only two years old ? If so what manufacture date? ( last four digits of serial number ).
Tony
What is the colour(s) of the wires connected to it???
The 24S was ceased in 2002 ! Is it really only two years old ? If so what manufacture date? ( last four digits of serial number ).
Tony