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why is the alarm siren weak during the test and adjustment phase?

April 26, 2017adjustment alarm phase siren Test weak

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why is the alarm siren weak during the test and adjustment phase?

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To reduce noise disturbance during repetitive tests, the detector alarm siren remains in reduced mode during the test and adjustment phase. To come out of this mode and return to maximum volume, please refer to stage 12 of the installation and user guide.