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, ...
Communication takes place between the 2Q option board and the Von Duprin QEL exit device. If this communication does not occur then the device will not retract. The 900-2Q board is not ...
We offer a couple different HD-QEL options:Hex key dogging (HD) is now available with Von Duprin non fire rated QEL33A/35A/98/99 electric exit devices that were shipped after De...
The 4610/4620 series operators are obsolete. There is no replacement part for any electronic component (motor/clutch, controller, input/output PC boards) for the obsolete 4610/4620 operators.Essent...
With the new FW package 2.19.0; AD300 FW 2.17.0 and AD400 FW 2.17.0 (released 09/23/2011) the firmware looks for a motor clutch switch change after a motor move command. If there is no motor clutch...
If the triangles in the spring cage spindle are not aligned properly the motor will not move enough to change the clutch switch.
Is is very likely with a lock on the bench; but a properly install...
When the new firmware moves the motor three times without seeing the clutch switch change it reports to the SUS diagnostics that the motor is stalled. Aligning the triangles will let the motor move...
If the lock is mounted on the door, it is necessary to adjust the mortis/cylinder tightness and spring cage tailpiece alignments, making sure there is no binding or stopping of the spring...
Just align the triangles per the installation instructions to allow full motor movement.
- This will eliminate the SUS motor STALL report.
- This will eliminate the three ...