Charging a refrigeration system is one of the most challenging and puzzling tasks a service technician will face. How much refrigerant a technician should put into a system when charging is a tough ...
A refrigerant blend is two or more refrigerants mixed together to form a new refrigerant. All 400 Series refrigerants (e.g., R-404A, R-448A, R-449A) are classified as blended refrigerants. One of the ...
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How to fix AC in a car blowing hot air
When your car air conditioning blows hot air, the system is failing at one of three jobs: moving refrigerant, shedding heat, ...
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