| 1. Establish a loop–2 with new consolidation–3. |
| 2. Screw a bolt–1 and tighten its moment 20 Н•м. |
| 3. Screw from an underside a nut–5 with a washer–4 and tighten its moment 20 Н•м. |
| 4. Establish a back door, address to subsection Removal and installation of a door of a back. |
| 5. Adjust position of a door of a back, address to subsection Adjustment of a door of a back. |
| 6. Establish back facing of a ceiling, address to subsection Removal and installation of facing of a back part of a roof. |