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Jim Bergmann demonstrates the step-by-step process of charging an AC or heat pump system. Follow along to ensure your client's systems are running efficiently and correctly.
Remember these rules before charging:
1. Check evaporator for cleanliness
2. Check condenser for cleanliness
3. Check the filter
4. Make sure the airflow is in range
5. Know your metering device
• TXV, charge by subcooling
• Fixed, charge by superheat
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Chapters:
00:00 - Introduction
00:18 - Understanding Refrigerant Charges
00:37 - System Setup and Components
01:23 - Superheating and Subcooling Explained
02:25 - Measuring Pressure and Temperature
03:03 - Importance of Clean Components
05:00 - Liquid Seal in the Condenser
06:34 - Superheat and Subcooling Calculations
08:03 - Airflow and Static Pressure Measurement
09:12 - Visual Inspection of Components
11:00 - Checking and Adjusting the Charge
14:40 - Using measureQuick App for Calculations
16:04 - Performance Check and Final Adjustments
18:36 - Purging and Connecting Hoses
19:59 - Adding Refrigerant
21:43 - Summary and Best Practices