A detailed Water Cooled Compression Chiller MONTHLY preventive maintenance checklist

1. Visual Inspection

  • Check all joints and connections for moisture or fluid accumulation.
  • Look for discoloration or staining on surrounding surfaces.
  • Use a flashlight to inspect hard-to-see areas.
  • Inspect the condenser coils for dirt buildup or physical damage.
  • Check evaporator coils for ice buildup or leaks.
  • Look for any signs of abnormal wear.
  • Check for fraying, tears, or exposed insulation material.
  • Ensure insulation is intact and properly secured.
  • Inspect for any signs of moisture accumulation.
  • Confirm that drains are clear and functional.
  • Look for standing water around the chiller.
  • Inspect drain lines for blockages or damage.
  • Inspect all visible piping for corrosion and thermal expansion.
  • Look for any signs of leaks or cracks in the pipes.
  • Ensure proper insulation is maintained on piping.
  • Listen for any unusual sounds from the chiller unit.
  • Note any vibrations that seem out of the ordinary.
  • Identify potential sources of noise or vibration.
  • Check each valve for smooth operation.
  • Look for rust or other signs of wear on valve bodies.
  • Ensure that valve handles are secure and functional.
  • Scan the area for any signs of pests or nests.
  • Inspect for droppings or other evidence of infestations.
  • Ensure that the area is clean and free of debris.
  • Verify that all access panels are closed and secure.
  • Check for any signs of wear on the panel seals.
  • Confirm that panels are free from obstructions.
  • Remove any debris or obstacles near the chiller.
  • Ensure that airflow is not obstructed.
  • Look for any signs of damage to surrounding areas.
  • Inspect mounting brackets for cracks or rust.
  • Ensure that supports are sturdy and properly fixed.
  • Check alignment and secure connections.
  • Ensure labels are legible and correctly affixed.
  • Check for any missing identification tags.
  • Confirm that labels are visible and accessible.

2. Electrical Components

3. Refrigerant System

4. Cooling Tower Maintenance

5. Water Quality Checks

6. Performance Testing

7. Documentation

8. Final Checks

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