Tag Archives: Bus AC expansion valve replacement

Bus AC Expansion Valve Repair Technology Analysis Bus AC expansion valve, as the “throat” and “regulator” of the bus air conditioning refrigeration cycle, directly determines the system’s efficiency and stability. The 2025 issue of the quarterly journal *Commercial Vehicle Thermal Management System Engineering*, No. 4, titled “The Impact of Throttling Device Failure on Refrigeration System […]

Bus air conditioning system repair is far more complex than simply adding refrigerant or replacing parts. it’s a sophisticated engineering project involving the coordinated operation of multiple subsystems. The article “Methodology of Commercial Vehicle HVAC System Repair Engineering” in the 8th issue of the *China Transportation Equipment Technology Journal* in 2025 clearly points out that […]

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