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FAQs

How do I increase tension on an automatic door bottom?

Resolution: Rotate the tension adjusting screw counterclockwise. The screw (brass nut) is located on the hinge side of the door. Instruction sheets for Zero automatic door bottoms can be found at&nb...:

Does increasing tension on an automatic door bottom (ADB) increase door closing force?

Resolution: Yes. Increasing tension on an automatic door bottom will increase pressure on the door closer. The door closer may have to be adjusted to compensate. :

Will a Zero automatic door bottom (ADB) work on an uneven floor?

Resolution: The automatic door bottom may work on an uneven floor by adjusting the tension as long as the slope difference on the floor from hinge edge to the active edge does not exceed 3/8". If using a surfa...:

Why is it hard to close a door while using a Zero 188S seal?

Resolution: Change the seal to a 488S. The smaller profile may allow the door to close easier than the 488S in some applications. :

Is there a way to solve a draft on my existing door?

Resolution: The Zero 475 can be added to the stops of the frame. If there are areas where the 475 cannot be placed on the frame stop, strips of the 488S can be used in those small locations. :

What is an HW device or HW mullion?

Resolution: HW is Allegion-specific nomenclature used when specifying hurricane rated devices and mullions that are for use in non-impact (Wind-Only) hurricane zones. The devices may require special st...:

What degree of opening swing can the LCN 6440XP Compact Operator be set to?

Resolution: The LCN 6440XP Compact Operator is designed to be calibrated and set up for 70-110 degree of powered opening.:

Does Schlage or Falcon offer a blank rim cylinder?

Resolution: Schlage and Falcon does not offer a blank rim cylinder. :

Does LCN offer any pneumatic control boxes or actuators (touch or touchless) that will meet Class 1 Div 2 requirements?

Resolution: Unfortunately, LCN does not offer any pneumatic control boxes or actuators (touch or touchless) that will meet Class 1 Div 2 requirements:

What Should I Do If I Lost or Damaged My Programming Sticker? Can Schlage Look Up My Default Codes?

Resolution: If the programming sticker with your default codes has been lost or damaged, Schlage is unable to recover the default codes for your lock. Unfortunately, without the default codes, you won’t be abl...: