Ing taun iki, akeh wilayah ing negara kita sing udan, lan saiki kita kudu nindakake tugas kanthi apik kanggo nyegah karatblok pengungkit manual. Blok pengungkit bisa digunakake ing pirang-pirang kesempatan, nanging kudu ora nggunakakeblok pengungkit manual ing cuaca udan kanggo ningkatake umur layanan blok lever lan njaga kinerja panggunaan blok lever. Nindakake gaweyan pangopènan kanggo angkat ing cuaca udan. Materi sakablok pengungkit is metal, and most of the metal has the defect of rust. Doing good maintenance work can avoid the danger of rusting on the lever hoist and extend theblok pengungkit. The service life improves its operational safety. If the project is more urgent and the amount of precipitation is particularly low, people can consider building a canopy for lifting work, but it must be maintained in time after use.
