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The E201 message can be ignored and all normal SUS and lock functions will be maintained.  Click "OK " and continue. Update the Schlage Utility Software (SUS) to version 4.6.0 or highe...
If your Von Duprin EL (solenoid) device pulls and releases quickly instead of holding the latch retracted, please check all of the items below.In most cases, one or more of these solutions will r...
Some transformers in the power supplies provide a little humming noise and that is normal. If the humming in Von Duprin PS873 power supply is loud follow these steps. Remove the load from the outp...
Product Ordered after 7/10/2012 - Product identified by label on QEL motor You no longer need to use the 900-2Q option board (no longer available) with the PS900 power supplies to ...
Product Ordered before 7/10/2012 - Product identified by no label on QEL motor. You must use the 900-2Q option board with the PS900 power supplies to operate the QEL devices.  The attached ta...
Following information determine number of the Chexit devices that were shipped prior to 8-24-2015 from the factory with solenoid driven can be hooked up to a single Von Duprin PS873 or PS914 p...