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Question
Answer
Why do the batteries in my AD four battery pack pop out?
Resolution:
The original 4B battery holder used with the AD and CO Series products is updated to improve performance. The issues addressed include: - Improved spring ...:
What would keep the latch bolt on a 33A device from retracting all the way when dogged?
Resolution:
Bad dogging hook on the dogging assembly could cause the 33A/35A and 98/99 exit device latch bolt not to retract completely.:
What can I do if my biometric GT-400 isn't keeping the time?
Resolution:
First of all, measure the voltage of the coin battery, while still installed in its white plastic holder on the main board ( to find its location, please see lithium battery installation guide )&nb...:
What causes the top latch of a 1690 to not hold in the retracted position while the door swings?
Resolution:
The top rod is adjusted too short, so when pushpad is pressed it is not operating the top latch enough to get into the hold down position. The top rod would need to be lengthened by turning the lat...:
Solenoid on Chexit pulls back and immediately lets go and alarm goes off with red solid light.
Resolution:
The following could cause the Chexit solenoid ( devices shipped prior to 8-24-2015) pulls in then drop out with no alarm. Mechanical adjustment such as vertical rods. Disconnect t...:
Why would an EL1690 retract the rods but not hold them?.
Resolution:
One of the following items may cause the EL1690 device to retract then release: Incorrect power supply - Verify you have the PS873-2/4TD or PS914-2RS/4RL power supply. Problems with wire gauge...: