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“ chexit and qel ”

Resolution: You can not use these options together on the same device per the following reasons: QEL/EL device retracts the latch bolt of the exit device allowing entry. CX (Chexit) device ...:

What is (SD) Special Dogging?

Resolution: SD is Special cylinder dogging in the center case of 98/99 rim and vertical rod non fire rated devices and is available with standard, EL, QEL, CX and ALK.:

Will the PS900-2 RS operate the Von Duprin QEL device?

Resolution: See below for QEL device requirements: QEL devices shipped prior to 7/23/12 must have the 2Q option board for the communication link between the power supply and the exit device. &nb...:

Why is my QEL device not retracting completely?

Resolution: You may have a defective motor bracket, defective base plate or vertical rod could be out of adjustment.:

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 The 900-2Q board is obsolete with no stock remaining.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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“ chexit and qel ”

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