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“ LCN maintenance data ”

Resolution: The LCN closer fluid "Liquid X" will perform without variation between: -30° F to +120° F - for manual closers. +35° F to +120° F - for electrical closers and a...:

How should I clean a biometric hand reader?

Resolution: The only routine maintenance required on a biometric hand reader is cleaning. The platen surface upon which the hand is placed, the side mirrors, and the overhead window should be cleaned with rea...:

What maintenance is required for an LCN closer?

Resolution: Closers mounted according to LCN installation instructions require no periodic maintenance or seasonal adjustments. Monthly, quarterly, and annual visual inspections are recommended for Fire/...:

When did LCN quit making traditional potbelly style closers?

Resolution: The LCN "Traditional" Potbelly series closer line was discontinued in 1980. Unfortunately there is no direct replacement for these old units. Would need to replace with...:

Can the fluid in an LCN door closer be filled out in the field?

Resolution: The fluid in an LCN closer must not be refilled in the field. See attached Warranty and Repair Communication :

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“ LCN maintenance data ”

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