Normally, as the defects on particular systems are made good, or the maintenance routines are completed, the testing and tuning in order to bring these systems back to normal operation, can commence.
Ngokwesiqhelo iziphene kwizixokelelwaniso ezithile zenziwe ngokulungileyo, okanye isiqhelo sogcino zigqityiwe, uvavanyo kunye nemvumelwano ukuze izise ezi zixokelelwaniso kumsebenzi oqhelekileyo zingaqalisa.