A detailed WATER Cooled Transformer DAILY preventive maintenance checklists

1. Visual Inspection

  • Look for wet spots or puddles around the base.
  • Check the oil level gauge for discrepancies.
  • Inspect seals and fittings for signs of wear.
  • Observe the ground for any discoloration or staining.
  • Examine the casing for dents, cracks, or rust.
  • Assess the structural integrity of mounting points.
  • Look for bulging or deformation in the casing.
  • Ensure no loose components are visibly hanging.
  • Check the water level gauge for accurate readings.
  • Inspect for any signs of leakage around the reservoir.
  • Ensure there are no obstructions blocking the reservoir.
  • Confirm that the water is clear and free of debris.
  • Look for rust, flaking, or discoloration on pipes.
  • Check for leaks or drips at joints and fittings.
  • Inspect insulation for damage or deterioration.
  • Ensure pipes are securely fastened and aligned.
  • Look for any leaks or oil spills around the transformer base.
  • Check for oil stains on the ground or transformer surface.
  • Inspect the transformer casing for dents or cracks.
  • Assess structural integrity of mounts and supports.
  • Verify water levels in the cooling reservoir.
  • Ensure float mechanism is functioning properly.
  • Examine visible piping for rust or flaking paint.
  • Check for signs of wear or leaks at joints.
  • Listen for abnormal vibrations or unusual noises.
  • Monitor performance during operation for irregularities.
  • Inspect all bolts and nuts for tightness.
  • Look for any missing fasteners on the equipment.
  • Check insulation on electrical connections for damage.
  • Look for frayed wires or exposed conductors.
  • Ensure proper drainage around the transformer.
  • Remove debris that may obstruct airflow or access.
  • Inspect cooling water pumps for alignment and condition.
  • Check the motors for signs of wear or overheating.
  • Look for nests or debris that may affect operation.
  • Inspect for animal activity around the transformer.
  • Confirm safety guards are securely in place.
  • Ensure covers protect all moving parts.
  • Check warning labels for legibility and condition.
  • Replace any that are faded or damaged.
  • Inspect grounding system for signs of corrosion.
  • Ensure connections are intact and secure.
  • Remove any foreign objects near the transformer.
  • Ensure the area is clear of loose materials.
  • Look for wet spots or puddles around the base.
  • Check the oil level gauge for discrepancies.
  • Inspect seals and fittings for signs of wear.
  • Observe the ground for any discoloration or staining.
  • Examine the casing for dents, cracks, or rust.
  • Assess the structural integrity of mounting points.
  • Look for bulging or deformation in the casing.
  • Ensure no loose components are visibly hanging.
  • Check the water level gauge for accurate readings.
  • Inspect for any signs of leakage around the reservoir.
  • Ensure there are no obstructions blocking the reservoir.
  • Confirm that the water is clear and free of debris.
  • Look for rust, flaking, or discoloration on pipes.
  • Check for leaks or drips at joints and fittings.
  • Inspect insulation for damage or deterioration.
  • Ensure pipes are securely fastened and aligned.
  • Listen for any grinding, rattling, or clicking sounds.
  • Observe for excessive movement or shaking of the transformer.
  • Check for loose components that may contribute to noise.
  • Monitor vibration levels with a handheld meter if available.
  • Perform a visual inspection of all fasteners.
  • Use a wrench to check tightness on critical bolts.
  • Replace any missing fasteners immediately.
  • Document any issues for follow-up maintenance.
  • Check for cracks, fraying, or discoloration.
  • Ensure that connections are clean and secure.
  • Look for signs of overheating or arcing.
  • Replace any damaged insulation promptly.
  • Inspect for any pooling water around the transformer.
  • Clear away leaves, trash, or other potential obstructions.
  • Ensure that drainage paths are clear and functional.
  • Check for proper airflow around the unit.
  • Check for leaks around pump seals and connections.
  • Inspect the alignment of pumps to avoid wear.
  • Listen for unusual sounds from the motors.
  • Ensure all electrical connections are secure.
  • Inspect for nests or droppings near the transformer.
  • Check for chewed wires or insulation.
  • Set traps or deterrents if animal activity is found.
  • Keep the area clear of food sources for animals.
  • Inspect each guard for proper installation.
  • Check for any signs of damage or wear.
  • Ensure that fasteners are tight and intact.
  • Replace any missing or damaged guards immediately.
  • Verify that all labels are legible and correctly placed.
  • Replace faded or damaged labels with new ones.
  • Ensure that safety warnings are clearly visible.
  • Document any replacements for compliance records.
  • Check grounding connections for tightness and cleanliness.
  • Look for signs of rust or deterioration on grounding rods.
  • Ensure grounding paths are clear of debris.
  • Test grounding continuity if required.
  • Inspect the area around the transformer for debris.
  • Remove any tools or equipment left near the unit.
  • Ensure access paths are clear for emergency situations.
  • Conduct regular clean-up to maintain safety.

2. Electrical Connections

3. Cooling System Check

4. Fluid Levels and Quality

5. Grounding and Safety Systems

6. General Housekeeping

7. Documentation and Reporting

8. Follow-Up Actions

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