Ask your question Entering your question as a complete sentence will provide more accurate results than keywords or phrases.

PS873-2Q flashing green, QEL LED not on and not retracting?

If there is no LED blinking at the QEL device and access control is activated
  1. Make sure 24VDC is available at the QEL device
  2. If not check the voltage at the power supply and make sure 900-2Q board is providing 24VDC output into the device
  3. If 24VDC is available at the QEL motor with no LED then the QEL motor is defective.

DISCLAIMER:

INFORMATION PROVIDED THROUGH THIS SITE IS PROVIDED TO YOU AS IS WITHOUT ANY EXPRESS REPRESENTATIONS OR WARRANTIES OF ANY KIND, AND WE MAKE NO REPRESENTATION OR WARRANTY THAT THIS SITE(OR ANY INFORMATION PROVIDED IN RESPONSE TO YOUR INQUIRY), WILL BE ACCURATE, COMPLETE, OR ERROR-FREE.

YOU AGREE THAT YOU MUST EVALUATE ALL INFORMATION AND RESPONSES, AND THAT YOU BEAR ALL RISKS ASSOCIATED WITH, THE USE OF THIS SITE, INCLUDING ANY RELIANCE ON THE ACCURACY,COMPLETENESS, OR USEFULNESS OF ANY INFORMATION OR MATERIALS MADE AVAILABLE THROUGH THIS SITE.