Installation after the following is clear:
Determine the type for the flat entrance door or gate
door frame material, shape and mounting direction
Swing door side is connected to the door frame by the hinge, thus determining the direction of the door's opening. Please take into account of the door opening directions when choosing the hinge, some hinges are specially for LH or RH doors.
Spring Hinge Installation
1.Insert one end of hole with a 4mm allen key, with a beat in the end, while wrench hinge off.
2.Used the screws to fix the hinge on the hollow groove of door leaf and door frame
3.closed the door leaf so that spring hinge in a closed state then re-insert the allen key not to be pressure again pulling the clockwise rotation you will heared “deng” fourth gear meshing voice is ok and no more than four times 。If it is over four times ,because the spring has been reversed to the limit , it will break the spring and loose the resilience when open the door frame.
4.The opening angle of not more than 180 degrees when hinge was on the tighten.
5.If need to loosen the hinge, just as the step 1 operation is OK.
6.Maximum load of spring hinge is 30kg.
lustration of Hinge installation