Search found 4 matches

by SolarHomestead
Wed Jan 12, 2022 5:35 am
Forum: FLEXmax Charge Controllers
Topic: VFX3648 6 vac output
Replies: 2
Views: 716

Re: VFX3648 6 vac output

I just wanted to update this post to let everyone know I finally diagnosed this problem as the control board. New one installed and all is well. Thank you all for your help.
by SolarHomestead
Fri Nov 05, 2021 6:44 am
Forum: FLEXmax Charge Controllers
Topic: VFX3648 6 vac output
Replies: 2
Views: 716

VFX3648 6 vac output

Hi folks. I really appreciate your help. I have a VFX3648 that shows an internal temperature sensor failure and only outputs 6 vac at the AC OUT terminals. The voltage on the black and white connections on the FET board is 148 vac. Would the temp sensor failure cause this? And does anyone know the p...
by SolarHomestead
Fri Nov 05, 2021 6:36 am
Forum: OutBack
Topic: Internal fan error but fan is good. Same error with fan unplugged.
Replies: 3
Views: 394

Re: Internal fan error but fan is good. Same error with fan unplugged.

Thank you all so much for your help. The inverter did in fact have AC out. It was a slave. I still have not been able to solve the fan error but now have the cooling fan connected to the AUX out and set to cooling fan. As long as it keeps working, this is fine for my customer. Thanks again.
by SolarHomestead
Sat Oct 16, 2021 6:13 am
Forum: OutBack
Topic: Internal fan error but fan is good. Same error with fan unplugged.
Replies: 3
Views: 394

Internal fan error but fan is good. Same error with fan unplugged.

Hi Folks. I’m so grateful you are here. I have a VFX3648 (manufactured Q2 2009) that I just sold 13 months ago. I was keeping it and another as backups for my system but money got tight. This VFX3648 has an internal fan error that shuts the inverter down. I have at least 6 known good fans as I keep ...