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Before installing the door closer, the user should read the installation manual, and install and use it correctly according to the installation manual. When installing, make sure that the installation dimensions are connected correctly, the screws should be fastened reliably, the hinge points should be flexible, and there is no friction with the door.
The main arm must be preloaded according to the instructions to ensure effective closing and locking force. When the main arm is preloaded, it is advisable that the connecting rod be perpendicular to the door plane (door closed state).
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