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“ Von Duprin PA armored pushbar ”

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Why is the Von Duprin exit alarm ALK going into alarm on it's own?

Resolution: The following may cause the ALK to go into alarm: Make sure red and blue wires on the RX switch are connected to the exit alarm ALK terminal block and yellow wire is taped off. Check the red an...:

Why does my Chexit device open without sounding the alarm?

Resolution: :