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“ qel stop working ”

Resolution: The 900-2Q board is no longer available. For warranty purposes, QEL conversion kit and 900-2RS board are required. The 900-2RS replaces the 900-2Q board. :

Why is my latch not retracting when I depress the push pad on an XP98/99 device?

Resolution: Pushing on the push bar or activating the EL/QEL or the trim on Von Duprin XP98/99 exit device does not retract the latch, it releases the latch only. Door must be pushed or pulled when device o...:

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...:

How many Von Duprin QEL devices can be connected to a power supply?

Resolution: 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...:

Will the QEL+ still work with the 900-2Q?

Resolution: You can use the QEL+ device with 900-2Q option board. The 900-2Q board is obsolete with no stock remaining. :

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“ qel stop working ”

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