Recent content by mike_r1958

Yes I’ve checked that the 3 motorised valves are all working correctly and the hot water from the boiler goes only to the cylinder coil when in HW mode. All other heating circuits stay cold. The pump is set to speed 2 (out of 3). What seems to be happening is that the flow temperature from the...

Hello, I am fairly new here, so any answers gratefully received. When in HW-only mode the boiler burner operates for approx 1 minute and then turns off for 2 minutes (pump is running the whole time) while the hot water tank heats up. Is this inefficient or normal operation? There are no fault...