Mustang GT V8-4.6L SOHC VIN X (1998)
High Pressure Safety Valve HVAC: Description and Operation
A/C High Pressure Safety Valve
An A/C compressor pressure relief valve has been incorporated in the compressor's A/C manifold and tube to:
^
Relieve unusually high refrigerant system discharge pressure buildups, 3103 kPa (450 psi) and above.
^
Prevent damage to the A/C compressor and other A/C system components.
^
Avoid total refrigerant loss by closing after the excessive pressure has been relieved.