Installation sinking winch: art department is responsible for the release of stable car group centerline (ie the wellbore centerline). Organic division is responsible for delimiting position stable car group basis. There are civil construction team foundation pit excavation and leveling concrete floor 150mm. There steady vehicle installation team placed according to the construction drawings prepared hole. There is a basis for civil construction teams poured supply 40t sinking winch, and the basis of the above for leveling. Before installing the first bolt into the hole to stay 40t sinking winch manufacturer to be stable when the car in place flat washer and nut wear silk and whereabouts remain stable car 3-4 (double hat). The wellbore centerline alignment, vertical and horizontal axis must not exceed ± 0.5mm, then perform alignment with a horizontal ruler. Winch Installation: Before installing the first leveling of the good of the parts together 40t sinking winch plant, and then on the pre-lay on the mat with a horn after a second grouting anchor bolts on flat. Can be adjusted and commissioning until dry cement. Users can be adjusted according to local geological conditions, the basis of the center of the pit filled in Rocky available.