Dead or weak battery.
Battery not secured to connector correctly.
Battery connector or wires damaged.
No AC power.
Install new battery, LED’s should flash and the siren beep once. Secure battery correctly. Verify power from transformer and check for correct voltage at connector P2. AC powered unit gives a low battery indication.
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…