Recent content by legionmort

Thanks for the replies guys. By DHW switch do you mean sensor? The reason I ended up at the airflow switch was because, playing with it (connections etc.) intermittently switched the fan LEDs off and on and allowed the burner to fire. Blew/sucked into airflow switch and airflow pipe and...

Hi gas_man_gaz, would love to get a new boiler (have been looking at Worcester 30 cdi) but those plumber blokes appear to be wanting to take my eyes out. Especially annoying as I work on electrical gear (mv upto 11kv) and also gases and liquids (pipework and measurement etc.) Might have to...

Ok Guys, it looks like the air flow sensor is at fault. Do any of you out there happen to have a spare one they would be willing to part with? Thanks.

Hi Everyone, I have a Myson Midas SI boiler which has a continuously running hot water pump (when hot water is selected in any form). Have tried swapping the hot water inlet sensor with another (old) sensor, but it is no better - sensors read about 28k ohms, is this correct? Have tried...