Maintenance and maintenance of aluminum alloy patio doors

1. It is forbidden to contact the surface of the door with corrosive substances (acid and alkaline substances), so as not to damage the protective layer of the door surface and make the paint on the surface of the door discolor and fall off;

2, the lock is a key part of the door, the switch and flexibility directly affect the switch of the door, so do not hang objects on the handle;

3. In the rainy days, the accumulated water under the bottom shovel should be removed in time to prevent the door leaf and the door frame from being soaked in the rainwater (the rain itself is acidic and destroys the spray film, causing rust;

4, paint and powder door, the surface is a protective paint film, can not damage the surface layer, not to scratch the bottom, causing the protective layer to fall and cause the substrate to rust and deteriorate, affecting the life of the door;

5. The door hinge should be regularly maintained, and the lubricant should be added regularly or irregularly to make it permanent and flexible, and the switch is free;

6. When the door hinges the seat to sag, check whether the door hinge is even and adjust the door hinge again;