Recent content by GJ7

No, have not checked the pressure/flow switch for operation, where will it be located? Been experimenting with the boiler and got it firing up by a unconventional method. If I unplug the differential valve micro switch before turning on the boiler, once powered up, the pump fault does not...

The PCB was supposedly brand new, but bought from eBay. Not sure about the air vent, there is a small threaded piece at the back top of the pump that appears not to be screwed in correctly, but this has never been touched.

I've recently had a fault on my Baxi System 35/60 boiler, where the flame failure LED was illuminated. There was also smell of burning from the boiler. On closer inspection I found the PCB was badly burnt on the back where what looks to be a relay is located. The part number for the PCB...