auto rearm on ALK

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The Von Duprin Chexit device will not automatically rearm itself after a fire alarm clears.  After a Fire Alarm has triggered the Von Duprin Chexit device, the device must be manually reset&nb...
Followings could cause the Chexit device to go into alarm after the rearm time: Chexit devices shipped after 8-24-2015 with motor driven: Module DPS LED is ON DPS switch contact is open: Close t...
Chexit devices shipped prior to 8-24-2015 with solenoid driven: Chexit device has a RX switch with a connector that needs to be connected to the Chexit module otherwise the alarm will sound af...
Chexit devices shipped prior to 8-24-2015 with solenoid driven could cause the Von Duprin CX solenoid to pull and drop and sound the alarm with solid LED or no LED light after the rear...
There are three main failures with an ALK.  Problems are usually caused by a bad power source(battery), bad RX/LX Switch or a bad circuit board.  Try installing a new battery and wai...
The new exit alarm ALK uses the 24VDC regulated PS902 power supply.