1. Remove the seal, unscrew the rear fastening screws.
2. Slide the handle forward, press the handle and remove the handle assembly.
3. Before installing the handle, tighten the front fastening screws, not tightening them by approximately the thickness of the door sheet metal.
4. Press the handle and insert the handle until the drive screw engages. Tighten the front screw if necessary and adjust the clearance (1.0 mm) drive screw by loosening the lock nut.
5. Tighten the rear screws, install the seal.