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“ delayed action fire rated ”

Resolution: Regular LCN closers have "3" regulating valves for General Speed, Latch Speed, and Backcheck. If the LCN closer has "4" regulating valves, then the closer has the Delayed Action feature. De...:

What does AVB mean in a closer and which closers are available with this option?

Resolution: AVB stands for Advanced Variable Backcheck. It is a cylinder option when ordering a 4111 closer (without an ST) that allows backcheck to start at about 45 degrees instead of the normal 75 degrees.T...:

DELAYED ACTION

Resolution: DEL, delay closing:

How do you adjust a door closer?

Resolution: How to: What are the steps to adjust a door closer? Facts: All LCN and FALCON door closers will have 3 regulating valves and a spring adjustment. All cl...:

Will a Von Duprin Chexit device automatically rearm itself after a fire alarm clears?

Resolution: The Von Duprin Chexit device will not automatically rearm itself after a fire alarm clears. After a Fire Alarm has triggered the Von Duprin Chexit device, the device must be manually reset&nb...:

Common wiring diagrams

Resolution: Electronic Protocols: Access Control Door with electric trim Access Control with electric strike Access control with electric strike and LCN 460...:

Are masonry T anchor fire rated?

Resolution: Masonry T anchor are approved for fire rated frames up to 3 hours. T Anchors are shipped lose for field installation. Anchor construction: The T portion and the strap do have minimum dim...:

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“ delayed action fire rated ”

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