The ECL-405 (DTX00XX) represents key numbers from 11 to 20. This ID will also be engraved on the key you are looking for.
The CL-1 is for the EAX-3500, which is a wafer lock, not a screw cover.
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…