How can I repair lift-up hinges if they are not working properly?

A folding hinge that is not functioning properly can be caused by various issues, such as loose screws, damage to the hinge, or an overlap problem. The following steps should help resolve these issues:

• First, check whether the hinge screws are tightened securely. Loose screws can cause the hinge to function improperly. If you notice loose screws, tighten them with a screwdriver.
• If loose screws are not the problem, you should inspect the hinge for damage. The hinge may be worn or damaged and need to be replaced. In this case, purchase a new hinge that is compatible with the old one and install it according to the manufacturer’s instructions.
• Another common issue that can affect the functioning of folding hinges is overlap. This occurs when, as the door closes, the frame of the door touches the edge of the cabinet. It can be resolved by adjusting the hinge settings. Check the hinge manufacturer’s instructions for the settings you need to adjust to correct this overlap.

If you have carried out all of these steps and the hinge still does not function correctly, you should consult a professional.