What measurements help you properly troubleshoot a compressor that is acting up? Comment your thoughts below. Every refrigeration system depends on compressor performance. Knowing how scroll and semi-hermetic compressors operate gives technicians a stronger foundation for troubleshooting and decision making. • Scroll compressors use oscillating scrolls for compression • Airflow issues and plugged filter driers impact performance • Oil management is critical to reliability • Semi-hermetic compres