WASHINGTON — The U.S. Department of Transportation (DOT) Pipeline and Hazardous Materials Safety Administration (PHMSA) has issued a safety advisory notice that warns HVAC contractors, consumers, retailers, shippers, and others to make sure their...
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For refrigerant heating and cooling systems to work correctly and optimally, the refrigerant must be free of air, nitrogen, moisture, and contaminants. Therefore, before charging a system, it’s critical to evacuate the system with a vacuum pump...
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As part of the AIM Act, the Environmental Protection Agency (EPA) is mandating a 700 GWP limit for most new comfort cooling equipment starting January 1, 2025. As that deadline quickly approaches, it’s time for contractors and technicians to...
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In some respects, servicing right now’s refrigeration methods is not any extra difficult than it ever has been. What has modified, nevertheless, is the necessity to perceive the variations within the newer refrigerant blends. Lots of the...
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A refrigerant mix is 2 or extra refrigerants blended collectively to kind a brand new refrigerant. All 400 Sequence refrigerants (e.g., R-404A, R-448A, R-449A) are categorised as blended refrigerants. One of many properties of blended...
Read moreRick Ruscigno CMHE Lincoln Technical Institute rruscigno@lincolntech.edu With consideration to trendy, excessive effectivity consolation methods, correct refrigerant cost is extra essential than ever! Signs of poor charging can vary...
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