Customer Solution Portal

Submit a ticket My Tickets
Login  Sign up

Alarm - CommErr

Definition: Communication Inside Inverter fails

Possible Causes: 

  1. Temperature Sensor socket connecter has poor contact.
  2. Temperature Sensor is damaged


  1. Observe temperature display
  2. Switch off external AC disconnect, then back on to reboot the system
  3. Contact post-sales service if not corrected

Did you find it helpful? Yes No

Send feedback
Sorry we couldn't be helpful. Help us improve this article with your feedback.