Skip to main content

Honeywell Smoke Detector - Loss of Supervision

Learn how to troubleshoot and resolve “Loss of Supervision” issues with your Honeywell smoke detector.

Written by Ivan Lara

Instructions:

  1. Open the sensor by twisting sensor cover counterclockwise.

  2. Remove the battery.

  3. Wait 15–20 seconds.

  4. Replace the battery with a CR-123A battery.

  5. Remount the sensor by lining up the grooves and twisting it clockwise until it clicks into place.

  6. Check the panel to ensure the error has cleared.

If the error persists, please call our Account Specialists for further assistance

CA (587) 844-5377 | US (385) 832-9055

Did this answer your question?

Related Articles