The S1 Cafe - Helping Your Espresso Dreams Become Reality

My problem is that the pump will not stop and it causes an overflow out the relief valve so tube is not plugged.
I think my S1 has formed its own energy and healed thy self
It’s working well for now. One thing I did was that I squeezed the ground wire tighter on the connector on the tank

I had the same problem. It appears that on the spring end of the fuse holder slightly melted and caused the fuse to stick inside and not make contact so I just replaced the fuse holder

Thanks Chas Yes this has been an intermittent problem, but it’s been happening more frequent lately. I will keep trying to get it to happen again and short out the water level sensor. One thing I have noticed that when the water level drops below the sensor there is a 4 second delay before the pump ...

Hello All, I have a Vivaldi II S1 and “sometimes“ the pump to the boiler will not shut off. Usually when the machine is first turned on and is warming up. The pump will start up and pump until it pops the relief valve on top. I am a DIY person and have scoured the Internet looking for answers. There...