Do support black out process at ER2-ER5-ER4-ER3. Clean up trafo-MCC-MSS -I/O panel from dirty of dust use equipment cleaning and hand blower also do vacuum electric room. Do megger cable R-S-T to ground fill in at check sheet of data ER2 ( JAJAT & AGUS & RIZAL & ADI & ANDRI & AIMAN & DADANG )