Compressor replacement process, VFD function & magnetic connector,, brazing all equipment details and which gas use in brazing & how much pressure during brazing, all types refrigerant gas Suction, Discharge, Standing pressure details video
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Please explain Package Ac RTU, VRF & VRV, FCU,BCU, Cassette Ac, all information. How many types of Refrigeration cycle or cycle in water cool chiller & package ac.