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Question
Answer
Why would QEL retract and release repeatedly?
Resolution:
The following could cause the QEL device to retract and release repeatedly: If this is a vertical rod type device, the vertical rods could be adjusted too short. Check rods for dead locking, ...:
What would cause a door closer to slam?
Resolution:
There are a few things that can cause a closer to slam. The closer could be adjusted incorrectly. Turn all regulating screws clockwise until they stop. Then open each valve 1 and 1/2 turns. If t...:
What maintenance is required for an LCN closer?
Resolution:
Closers mounted according to LCN installation instructions require no periodic maintenance or seasonal adjustments. Monthly, quarterly, and annual visual inspections are recommended for Fire/...:
How do you adjust a door closer?
Resolution:
How to: What are the steps to adjust a door closer? Facts: All LCN and FALCON door closers will have 3 regulating valves and a spring adjustment. All closers with a "Del...:
How do I manually program the AD300 RS-485 Address?
Resolution:
Manually Setting the RS-485 Address This method is only available before the first network communication between an Access Control Panel (ACP) and the lock. Do a Level 1 and Level 2 Factory De...:
Why would bottom latch on 98/9927 drop when top latch stays retracted?
Resolution:
Check the adjustment and if this does not resolve then you may possibly have a defective center case or bottom latch.:
Why does the QEL cycle 3 times with a solid red led and does not work?
Resolution:
Improper mechanical adjustment or QEL calibration could cause the QEL cycle three times with solid LED and not work. First check mechanical adjustment on vertical rods or mortise lock device and co...:
Can the AD-Series and CO-Series magnetic card credential readers be set to read data from different magnetic card tracks?
Resolution:
Customers will need to use the Schlage Utility Software (SUS) on the HHD lock programming device to set the desired magnetic track to be read for access control, if not using default Track 2&n...: