A detailed WATER Cooled Transformer QUARTERLY preventive maintenance checklists

1. Safety Precautions

2. Visual Inspection

  • Look for rust or discoloration on the exterior.
  • Check for dents or structural deformities.
  • Inspect seals for any signs of leakage.
  • Ensure all mounting points are secure.
  • Inspect drainage channels for debris.
  • Ensure water flows freely without obstruction.
  • Check for proper tilt or alignment of drainage.
  • Verify that drainage outlets are clear.
  • Check for discoloration or burn marks.
  • Ensure connections are tight and secure.
  • Look for any frayed wires or insulation.
  • Inspect terminals for corrosion.
  • Check for accumulated dirt or debris on surfaces.
  • Ensure airflow pathways are clear and unobstructed.
  • Look for signs of corrosion or damage on fins.
  • Clean surfaces if necessary to maintain efficiency.
  • Inspect insulation for visible wear or tear.
  • Check for discoloration or burn marks.
  • Ensure that no wires are exposed.
  • Replace any damaged sections immediately.
  • Inspect all gaskets and seals for wetness.
  • Check for stains or residue on surfaces.
  • Monitor joints for signs of seepage.
  • Address any leaks found promptly.
  • Check grounding connections for rust or corrosion.
  • Inspect ground rods and cables for integrity.
  • Ensure connections are tight and secure.
  • Replace any corroded or damaged components.
  • Check for the presence of required safety labels.
  • Ensure all operational signage is readable.
  • Replace any missing or damaged labels.
  • Confirm compliance with regulatory standards.
  • Listen for abnormal sounds when pumps are operating.
  • Check for visible leaks around pump seals.
  • Inspect for signs of wear on moving parts.
  • Ensure pumps are functioning smoothly.
  • Inspect belts for signs of wear, cracks, or fraying.
  • Check for proper tension and alignment.
  • Look for any unusual wear on pulleys.
  • Replace any damaged or misaligned components.
  • Look for wet spots or puddles around lines.
  • Check for corrosion or rust on pipe surfaces.
  • Inspect fittings and joints for integrity.
  • Address any leaks or damage found.
  • Check for nests or droppings near equipment.
  • Inspect for entry points where pests may enter.
  • Look for signs of gnawing on cables or insulation.
  • Implement pest control measures if necessary.
  • Inspect mounts for wear or degradation.
  • Check for secure fastening to both the transformer and base.
  • Look for signs of movement or misalignment.
  • Replace any faulty mounts as needed.
  • Check that all covers are properly fastened.
  • Inspect seals for integrity and wear.
  • Ensure that access points are locked if necessary.
  • Replace any broken or missing covers.

3. Cooling System Maintenance

4. Electrical Components Check

5. Fluid Analysis

6. Performance Testing

7. Documentation and Reporting

8. Final Checks and Recommissioning

9. Training and Review

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