2. Tighten the expansion screws on both sides of the door frame to expand the door frame spacing. Use 1-3 cm thick long wooden strips to place the friction, close the facade, and slowly apply pressure to eliminate the friction. Adjust the hinge screws of the facade with an adjusting wrench, so that the clearance between the facade and the door frame is in the best position. Butter can be applied to the worn part of the paint surface to dilute the worn surface. Or spray self-drying paint with the same luster.
3. The above problems can be prevented by adjusting the door and operating according to the requirements of installation and construction. If it is serious, it is necessary to steal the door grouting, so that the door frame can be effectively combined with the door body, which is an important prerequisite for maintaining long-term use without deformation.
Extended data:
Precautions for maintenance and installation of security doors:
(1) The maintenance and installation of security doors should adopt appropriate installation methods according to the types of security doors adopted.
(2) The door frame of the security door can be fixed to the wall with expansion bolts, or iron pieces can be embedded in the hole when building the wall, and welded with the door frame connector when installing. ?
(3) No matter what connection method is adopted between the door frame and the wall, there should be no less than three anchor points on each side, and they should be firmly connected. ?
(4) When the security door is repaired and installed, it should be hung straight, temporarily fixed after the size is appropriate, and then connected and anchored after correction and adjustment. ?
(5) The sliding door should be flexible after installation; Horizontal doors are easy to open and close.
(6) An anti-theft device should be installed between the door frame and the door leaf or other parts. ?
(7) The handle, door lock, observation hole and other hardware accessories on the security door must be complete; The password protection lock, electronic alarm password system, doorbell paging and other devices on the multifunctional security door must be effectively improved. ?
(8) The clearance with the ground plane shall not exceed 5 mm. ..