[WASHINGTON (WA) 322 Master Refrigeration & A/C Mechanic Limited Exam Success Course] The Washington (WA) 322 Master Refrigeration & A/C Mechanic Limited Practice Course is designed for individuals seeking Master certification in refrigeration and air conditioning with a limited scope of practice. This course covers advanced topics in refrigeration and HVAC systems, including system design, installation, and troubleshooting. Participants will study specific technologies and techniques applicable to limited practice scenarios. The curriculum includes practical exercises and real-world case studies to enhance hands-on skills and problem-solving abilities. Safety practices and regulatory compliance are emphasized throughout the course. By completing this course, learners will be well-prepared to pass the Master Refrigeration & A/C Mechanic Limited exam and manage specialized HVAC projects.