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R-22 Subcooling Examples! Check The Charge with 4 Different Scenarios!
In this HVAC Training Video, I Show 4 Examples for You to Check the R-22 Refrigerant Charge Using the Subcooling Method. These 4 scenarios would be used on a system with a thermostatic expansion valve TXV in order to check the charge and for troubleshooting. Total Superheat is still measured to verify if the TXV is doing its job properly.
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