R
Rick AndersonSep 12, 2025
What to do if Norlake LogiTemp Plus Controller displays external alarm EA1, EA2, or EA3?
- LLarry DuranSep 12, 2025
If the Norlake Controller displays an 'External Alarm 1 EA1', 'External Alarm 2 EA2', or 'External Alarm 3 EA3', begin by tightening the terminals to ensure a secure connection. If the alarm persists, check the setup and correct it as needed.

