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R-32 and R-454B Checking the Refrigerant Charge Scenarios! Practice for HVAC Techs!
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Checking the R-410A Refrigerant Charge! What to Watch Out For!
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HVAC 119 Charging with Wireless Probes
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Charging R-410A into an Air Conditioner that's Low! Connect, Measure, Add Refrigerant, Disconnect!
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Digital HVAC Gauges or Wireless Probes | Which should YOU buy??
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Charging R-410A Refrigerant into an Air Conditioner! Pressures, Temps, Tips!
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