What is the primary cause of compressor failure in refrigeration units?

The primary cause of compressor failure in refrigeration units is often linked to a lack of lubrication or refrigerant. Compressors require a specific amount of lubrication to function correctly, as it reduces friction and wear on moving parts. When lubrication is insufficient, it can lead to severe damage, resulting in overheating and eventual mechanical failure.

Additionally, refrigerant plays a crucial role in absorbing heat during the compression process. If there is insufficient refrigerant, the compressor cannot operate effectively, which can cause it to run dry. Operating without adequate lubrication or refrigerant leads to increased temperatures and pressure within the compressor, further compounding the risk of failure.

Understanding the importance of lubrication and refrigerant is vital for maintaining the functionality and longevity of refrigeration units, making this the primary cause of compressor failures.