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jennifer72Aug 6, 2025
What to do if my brennenstuhl RM L 3100 Smoke Alarm keeps beeping every 40 seconds?
- SSharon Jones DDSAug 6, 2025
If your brennenstuhl Smoke Alarm beeps every 40 seconds due to an error, you can temporarily deactivate this message for 10 hours by pressing the test button. However, the device must be replaced immediately.