Date: July of 2011
- Trials with instrumentation, to view status of your circuit internally.
- Cleaning and washing of transformer active part (coils and nucleus.)
- Heat treatment oven, for evacuation of humidity of the active part.
- Change of welded lid cover apernada.
- Change of valve for drainage.
- Adaptation and installation of level with auxiliary contacts and connection box circuits assistants.
- Change of insulators wells, inserts bushing and elbows.
- Installation of Toolbox control.
- Standardization of basis of Sub station, which is twisted.
- Standardization of suspenders of grills.
- Replacement of its endowment of oil.
- Test of tightness.
- Washing pond.
- Treatment of painting.
- Change of packings in Acryl nitrile.
- Trials and tests for certification.