Оригинален текст - Английски - Ensure tensioning nut is loose, insert system...

Ensure tensioning nut is loose, insert system cover into fitting. For further adjustment use head spanner and tighten tensioning nut by a quarter turn toward the stop.
Push enclosed heat shrink seal over connection stem of system cover, insert pre-cleaned cables and pull through seal packing to the required position. Ensure heat seal covers cable and start to heat seal inward along the cable, toward system cover