Unit beeps periodically without any visible error code and appears to function normally.

Safety: No internal electrical work is required for basic checks.

• Confirm closure: Push firmly on the door to ensure it latches. Adjust leveling so the door self-closes.
• Inspect switch and magnet: Verify the door magnet aligns with the door reed switch. Adjust the door or switch position if needed.
• Replace switch or magnet: If the alarm continues, replace the door switch or magnet assembly.