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“ Over adjustment lost fluid ”

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...:

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 :

Is there adjustment limits on the regulation valves of LCN manual closers?

Resolution: The regulation valves are designed to adjust the flow the hydraulic fluid in the closer which regulates the door closing speed through various phases of the closing cycle. The regulation valv...:

HYDRAULIC FLUID

Resolution: Oil, Closer Fluid, Fluid:

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“ Over adjustment lost fluid ”

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