Be sure that the dead latch is being pushed in. If the strike isn’t aligned properly, it may not keep the dead latch in.
If it arms while pushing in the deadlatch, the strike may need to be shimmed closer to the latchbolt.
If it doesn’t arm after pushing in the deadlatch, examine the plugs in the latch assembly:
Make sure the 2 pin connector is fully seated on both pins and the modular (phone type) is clicked in here and also at the main circuit board.
If there are wires landed on the J2 fire loop, check the LED2. If it…
The arm may have been installed wrong. To reinstall the arm, remove from spindle and…
Refer to the installation instructions and follow the instructions
The key is turned to the armed position, but the device does not sound when…
The likely causes are that either: - Your door contact is not activating when the…