Recent content by freddig

Yep, did that already, it was about 250V DC whilst running then dropping to 0V when it cuts out! So making sure something else isn't triggering the shut-down.

That make sense, Tony. When it shuts down after about 10 minutes (and a few sol clicks), I get the standard Flashing Green (boiler at temperature) LED. I know this new board has LED fault modes for Thermistor/Overheat/APS fault, but I get none of these it just restarts. Have you any knowledge of...

Hi Tony, Previous owners had it fitted, but neighbours told me the old owners had "boiler circuit board" problems about 8 months before we moved in; so roughly two years ago! I'm a professional electrical and electronics engineer of 28 years (who knows his limits!), working on large electrical...

Hi folks, I've got a Suprima 50 with the new type PCB (Installed 2 years ago). Boiler fires up runs for about 10 minutes (flow good, pumps runs fine). Then the Gas Valve starts clunking (several times in quick succession), the boiler restarts, but shuts repeats process soon after. No lockouts...