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FAQs

Does Schlage have a 3 3/4" backset for the ND electrified locks?

Resolution: The Schlage ND electrified locks can be ordered with a 3-3/4" backset, but the latch cannot be ordered separately because of UL regulations.:

What replaces the Von Duprin PS873 Power Supply

Resolution: The PS900 series of power suppllies replace the PS873Only the PS900 series is UL294 compliant. PS873 is not UL294 compliant. :

Why is the Von Duprin 55 or 88 series crossbar sagging?

Resolution: There are a number of reasons the Von Duprin 55 or 88 series cross bar may not operate properly: The hinge case spring lifts both lever arms and the crossbar. To check spring, pu...:

What punches are available to cut keys?

Resolution: See tables below for available punches. KEY SECTION BLUE PUNCH Everest S*, C*, & Classic/Obverse* 40-075 Everest T* & ...:

When did the Schlage B250-Series launch?

Resolution: The B250-Series launched between 1982 and 1985.:

When did the Schlage ND-series launch?

Resolution: The Schlage ND series launched September 2003.:

SFIC clip comes off.

Resolution: Core and clip was redesigned again in May 2007.:

What are the L9000 care and maintenance instructions?

Resolution: L-Series lock mechanisms are designed for durability and seldom need servicing. During assembly, those points of contact that require lubrication for ease of operation are given an applicatio...:

What parts do I need to convert my AL lock to fit a 2" thick door?

Resolution: Part required by function:2 each A700-043 driver & A700-034** lever insert in addition to the chassis parts below:AL10S – 2 hubs A700-028AL25D – 2 hubs 1 A700-028 (inside), 1 A700-030 (outside)...:

Why would a 6000 electric strike make a chattering noise?

Resolution: Check the voltage to the 6000 series electric strike solenoid.Black wires on the solenoid must use 24VDC +/- %15Yellow wires on the solenoid must use 12VDC +/- %15Verify DC voltage NOT AC voltage i...: