An R-134a Expansion Valve System That Is Properly Charged Has

question 4

Multiple Choice

An R-134a expansion valve system that is properly charged has the following gauge readings,high-side 150 psig and low-side 42 psig and the ambient air temperature is 85°F.Which of the following is the most likely cause?

• A) A restricted receiver drier
• B) An out of adjustment temperature blend door
• C) A restricted condenser
• D) A stuck open expansion valve

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