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QS1431-840—Tamper Error

A tamper error occurs when the panel is reading that the sensor’s cover is not attached properly. To address the tamper error on your QS1431-840 glass break sensor, follow the instructions below.

Step-by-Step Instructions:

1. Press the tab on the top edge of the device.
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2. Pull the cover towards you, flipping the cover downward.
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3. Flip the sensor upwards and press to close, ensuring the bottom tab snaps into place.
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