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FAQs

How do I adjust the rods on an old style 33/3547 device?

Resolution: See attached installation instruction for old style 33/3547 rod adjustment, 3347, 3547 Rod Adjustment.:

Resolution: The 7910-967 is a part number for a discontinued RF actuator. It was replaced by the 8310-3856WS RF actuator. The new 8310-3856WS requires the use of an 8310-865 RF receiver. When replacing the ol...:

Does the M490DE come with a delayed egress warning sign?

Resolution: A delayed egress sign is provided with the M490DE and the M490DEP. The sign's part number is P774358:

What components are needed to convert a hard wired actuator button to a wireless actuator button?

Resolution: To convert an RF actuator button to a hard wired actuator button, simply remove the RF transmitter an connect the hard wiring to the "Common" and "Normally Open" terminals on the the switch.:

What would cause a door closer to slam?

Resolution: There are a few things that can cause a closer to slam. The closer could be adjusted incorrectly. Turn all regulating screws clockwise until they stop. Then open each valve 1 and 1/2 turns. If t...:

Why does my Chexit device open without sounding the alarm?

Resolution: :

What is the difference between Panic Hardware and Fire Exit Hardware?

Resolution: The most obvious difference (in the device) is the lack of mechanical dogging on a Fire Rated Device. There are some internal parts that may be different and the method it is secured to the d...:

Do we have an electric strike for use w/ a mortise lock w/ deadbolt for wood frame?

Resolution: The 6216 electric strike was designed only for use with only the Folger Adams 310-3-1 mortise lock with deadbolt. The dead bolt must be retracted manually for the the strike to operate.:

Why is the Von Duprin PS873 power supply buzzing or chattering?

Resolution: Some transformers in the power supplies provide a little humming noise and that is normal. If the humming in Von Duprin PS873 power supply is loud follow these steps. Remove the load from the outp...:

What voltage does the E996L require?

Resolution: The standard E996L electric trim will be supplied with 24VDC solenoid. As an Engineered Special you can order the E996L electric trim with 12VDC solenoid.: