Refrigerant valves are both fully open, and both inside and outside units are working.

@user11Does the outside unit turn on at all?I understand you mentioned not detecting anything at the system joints, but did you confirm that both refr...

something is wrong again. I just installed another 3000, and CANNOT get the dongle configured. - I have updated to SmartESS app v3.40.1.0 - I can...

@pawnee A local supply house - ABC Supply

Where did you buy the 18K?

@eg4eric Good Morning. When I woke up Monday morning everything was fine. Like nothing had happened. Then around 9am it went out again. Still e...

Thanks for your reply. However it’s not a ground issue or some ac filter quick fix. The hum is only heard from the amplifier power transformer. There ...

@2wiley Can you send me a private message with your name, email, number and shipping address and I will look into sending a new line set for you.

If your Renogy 3000W inverter is running hot and humming, it could be due to overloading, poor ventilation, or loose wiring. Regularly checking airflo...

@eg4eric No, only the first light is blinking steadily. I did verify that the dongle did upgrade to V3, or at least it's reporting it was successful w...

No error codes nor any odd noises. My other 2 units work perfectly.

Can you share a video or screenshots of what you are seeing on the EG4 app?Are all 3 lights on the dongle currently on?

@dfwtinker I see, are all the lights on? Are any lights blinking?