Mountaineer 2WD V6-245 4.0L VIN X SFI (2000)
Expansion Block/Orifice Tube: Description and Operation
A/C Evaporator Core Orifice
NOTE: A new A/C evaporator core orifice should be installed whenever a new A/C compressor is installed.
The A/C evaporator core orifice has the following characteristics:
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It is color-coded red.
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It has an orifice diameter of 1.6 mm (0.062 inch).
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It is located in the A/C evaporator core inlet tube.
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It has filter screens located on the inlet and outlet ends of the tube body.
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The inlet filter screen acts as a strainer for the liquid refrigerant flowing through the A/C evaporator core orifice.
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O-rings on the A/C evaporator core orifice prevent the high-pressure liquid refrigerant from bypassing the A/C evaporator core orifice.
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Adjustment or service cannot be made to the A/C evaporator core orifice assembly. A new evaporator core orifice assembly must be installed.
