Transformer Oil Leak Identification and Repair

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Oil Leak 01
Signs of an oil leak, Thick residue buildup of dirt/dust and mineral oil
Oil Leak 02
Signs of an oil leak, Thick residue buildup of dirt/dust and mineral oil
Oil Leak 03 Cleaned
Cleaned the residue with hard plastic bristled brush. The area must be cleaned to identify where the leak is coming from.
Oil Leak 2
Source of the 2nd oil leak. This is a valve coming from the Buchholz relay. This area was cleaned.
Top of Transformer
Top of the transformer. Conduits distribute oil to the top of the bushing taps. Liquid tight has secondary CT wiring.
Top of Transformer Cracking Liquidtight 02
CT Secondary port
Top of Transformer Cracking Liquidtight 01
Liquid tight containing CT wiring from the bushings.

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