Can I test the smoke alarm myself? December 02, 2022 14:39 Updated Yes, press the test button until you hear a signal tone. If this does not occur, the device must be repaired or replaced. Related articles How often do I need to test or maintain the smoke alarm? Is it possible to manually turn off the warning sound in case of a false alarm? What can I do if the smoke alarm RM L 3100 cannot be activated? How do I shut down the RM L 3100 smoke detector if the false alarm cannot be stopped? What can I do if the brennenstuhl®Connect WiFi Smoke and Heat Alarm WRHM01 shows the old status after changing the battery?