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RELATED FAQS

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Answer
The fluid in an LCN closer must not be refilled in the field. See attached Warranty and Repair Communication 
Microsoft Windows 8, 7, Vista, and XP: Home, Basic, and Starter versions are not compatible with Schlage Express. What versions of Microsoft Windows are compatible with Schlage Express v...
The 900-2Q board is no longer available. For warranty purposes, QEL conversion kit and 900-2RS board are required. The 900-2RS replaces the 900-2Q board.
The date stamp on a 4041/4040XP is on the packing nut.  The date will be the week of the year and then the year. EXAMPLE: 10 05 would be week 10 of 2005.  For example see...
ALL AD and CO products are warranted for electrical for 1.0 year after installation OR 2.0 years after manufacture. The mfg date is on the lock stickers AND can be viewed electronically with th...