Umboniso weMveliso ye-1 Isakhiwo se-puncture silula ukuyifaka, kwaye ucingo olufakwe kwi-insulated aludingi ukuba luhlanjululwe;I-2 ye-torque nut kunye noxinzelelo lwe-puncture rhoqo ukuqinisekisa uqhagamshelo olulungileyo lombane ngaphandle kokonakalisa ucingo, i-3 isakhiwo sokuzitywina, ubungqina bokufuma, ukungangeni kwamanzi, ukuchasana nokubola, ...
Funda ngokugqithisileyo