![]() ![]() Inspection of the porcelain insulators.Inspection for evidence of electrical distress, deterioration and break down.Inspection for Wedge Movement, Greasing and Migration.Inspection for Coil Side Filler Migration.Inspection for the evidence of OCP Erosion. ![]() Laminations and any other unusual circumstances.Inspection of the back of the core for fretting between building bolts,.Inspection of the slot wedges for signs of looseness, dusting, or greasing, and migration of the wedges and/or wedge filler.Inspection of the stator iron for general appearance and visible discoloration and evidence of hot spots or mechanical damage.Including bottom coil support ring, inboard bottom coil support ring, middle coil support ring, and top coil support ring. Inspection of support ring spacers for dusting or greasing.Inspection of coil to brace fillers for dusting or greasing.Inspection of top and bottom diamond spacers for greasing and wear.Looking for signs of dirt and/or oil, corona, tape separation, foreign objects, overheating, deterioration and any abnormalities. Visual inspection of the overall appearance of the stator windings.Implementation of Foreign object incident control. Completion of Lockout/Tagout procedure prior to entering the unit.Įlectrical isolation and grounding of stator winding. ![]()
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