Sungrow MVS6250 - Page 61

System Manual 10 Routine Maintenance
55
Check item
Check method
valve.
 Oil level device: Oil level is at the normal level.
 Pressure gauge: Pressure is at the normal level.
Transformer Leakage
check
 Tap changer
 Pressure relief valve
 Pressure gauge
 Oil level indicator
 Oil temperature indicator
 Bushings of LV side and MV side
 Drain valve
 Welding seams