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FAQs

Does the 4031 series closer have a -18 drop plate for pull side mounting?

Resolution: No, there is no 4030-18 Drop plate. :

Is the 4010 hold open arm the same as the 4020 hold open arm?

Resolution: No, these arms are not the same and are not inter changeable. :

What is the difference between 622 V 643E?

Resolution: 643E is a Satin Bronze Plated, Blackened (622), Satin Relieved, Clear Coated. 622 is a matte black finish (US19). See here...:

What is the narrowest door (width) that the 4020 can be mounted on?

Resolution: When templated to 180 degrees, the standard 4020 closer will physically fit on a 17" wide door. Given the stop on the latch side of the frame is 1/2 or less. :

Will a Von Duprin model 22 QEL/HD-QEL Baseplate conversion kit be made available?

Resolution: No, the baseplate and mechanism case for the legacy model 22 QEL/HD-QEL device is not configured to allow the motor to fit. The QEL/HD-QEL conversion kits will be available for devices sold A...:

What is changing inside the Von Duprin 22 model to allow for QEL/HD-QEL feature?

Resolution: The mechanism case was made to "stop" the pushbar travel on the old model 22. This "stopping" action was accomplished with an internal "seam" in the mechanism case. This "seam" does NOT...:

Can the LCN 6440XP compact Auto be used with Motion Sensor, such as the 8310-854?

Resolution: No, this is not a recommended application.:

What is the detection range of the 8310-813 touchless actuator?

Resolution: Detection zone is 4-24". See here for complete installation instructions.:

Do Schlage and Falcon use the same split key construction key extractor tool?

Resolution: Schlage and Falcon utilize different types of half-key construction keying. Schlage utilizes Split Key (CK) construction keying with an extractor tool part number 35-057 - picture.&n...:

How Can I Have Free Ingress From Pull Side With Chexit?

Resolution: For 98/9975 Mortise devices: Because the mortise lock is decoupled from the pushpad blocking mechanism , L/NL trim will allow free ingress while the latch while the Chexit ...: