| 1. Enter a long screw-driver with a crosswise shliyets through lateral an opening in a cross-section beam (an arrow on an illustration). |
2. Turn on ј a turn the lock screw-1-of adjustment of the index of turn. |
3. Press the screw with a level down and take out the index–2–forward (in the arrow direction) from a body. |
4. Rasstykuyte I will corrode. |