english: Transformer inspection and maintenance checklist Frequency Weekly or monthly Weekly or monthly Weekly or monthly Weekly or monthly Annually Monthly Every 6 months Every 6 months Every 3 months Monthly Annually Annually Every 6 months From 3 to 6 years
non_english: KETERANGAN 4 Per bulan Per bulan Per bulan Per bulan Per bulan Per bulan Per bulan Per bulan Per bulan Per bulan Per bulan Per bulan