How do I tighten a lever door knob?
How do I tighten a lever door knob? Use an Allen key to loosen the set screw on the side and remove the door handle. Use a flat head screwdriver to carefully remove the cover plate, which will expose the two Phillips screws. Take a Phillips screwdriver to tighten the screw on each side, this will secure the handle. Why is my door knob so loose? Reasons Doorknobs or Handles Become Loose It is aged and subjected to buildup of dirt, dust and other pollutants that hinders the operation of the handle or lock. It has a loose or missing...