Ivalve yokutshixa isetyenziselwa ukutshixa iivalvu kunye nokhuseleko.Ngesiqhelo sasisebenzisa ivalve lockout xa izixhobo zilungiswa
Umsebenzi wokuvalwa kwevalvu:
Ukuvalwa kwevalvu kuthathwa njengokutshixwa kokhuseleko kwimizi-mveliso, ukuze kuqinisekiswe ukuvaleka ngokupheleleyo kwesixhobo esinevalve.
Ukusebenzisa i-lockout kunokuthintela isixhobo ekuvulekeni ngokungakhathali ukwenza ukwenzakala okanye ukufa, kunye nesinye isiphumo sesilumkiso.
Ulwahlulo lokuvalwa kwevalvu:
Ukuvalwa kwevalve ngokubanzi kubandakanya ukuvala ivalve yebhola, ukutshixwa kwevalve yebhabhathane, utshixo lwevalvu yesango, utshixo lwevalve yeplagi, utshixo lwevalve jikelele njalo njalo.
Ixesha lokuposa: Dec-10-2018