Hi
I disconcerted the leads to the HW flow switch but it didn’t make any difference
I’ve seen a recon PCB on ebay I will try that and see what happens.
Thanks Richard W
Hi
This is my first post so bear with me
The gas valve on my 12yr old swift flow 80 started making a loud buzzing noise.
It started first when you ran the hot water then over time It’s got worse , then its started to make the noise when the heating fire up, now it does it all the time even...