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“ oil leak problem ”

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 ...:

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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“ oil leak problem ”

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