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“ closer oil leak ”

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

Can the 4630/4640 cylinder only be replaced?

Resolution: The 4040(XP) door closer can be used as a temporary replacement in a 4630/4640 operator to provide manual control of the door while the 4630/4640 closer cylinder is being repaired or a replacement ...:

What is the LCN fluid - "Liquid X" - temperature range?

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...:

Does LCN sell a coupler to stack two 4040XP closers together?

Resolution: LCN does not recommend this type of installation, and has never sold a coupler to do this.:

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...:

HYDRAULIC FLUID

Resolution: Oil, Closer Fluid, Fluid:

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“ closer oil leak ”

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