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“
warranty period for QEL
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RELATED FAQS
Question
Answer
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...:
What is needed to keep the EL device retracted all day?
Resolution:
To keep the Von Duprin electric latch retraction EL or QELA exit device dogged (retracted) all day, have your access control, Key pad, key switch, fire alarm contact or any other signals ...:
What products are available with an antimicrobial finish?
Resolution:
DESCRIPTION: The antimicrobial coating is specially formulated to inhibit the growth of bacteria by interrupting cell multiplication. The result is that the silver ions surround bacterial cells, ...: