Final answer:
The aim in cleaning, de-greasing, dehydrating, and sealing ACR tubing is to maintain its internal cleanliness, essential for the optimal performance of air conditioning and refrigeration systems.
Step-by-step explanation:
ACR tubing, which stands for Air Conditioning and Refrigeration tubing, is meticulously cleaned, de-greased, dehydrated, and sealed to maintain its internal cleanliness and ensure it is free from contaminants that can affect the performance of cooling systems.
This process is crucial because any debris, moisture, or oils within the tubing can cause blockages or corrosion over time, leading to system failure. The procedures involved in preparing ACR tubing are part of the industry standards to ensure the longevity and reliability of HVAC installations.