Golf L4-2.0L DSL Turbo (CJAA) (2010)
High Pressure Safety Valve HVAC: Testing and Inspection
Pressure Relieve Valve on A/C Compressor, Checking
‹› Function: protects refrigerant circuit against excessive pressure.
CAUTION!
There is a danger of ice-up.
Pressure relief valve will drain refrigerant with engine running and high pressure in refrigerant circuit.
Turn engine off.
Checking Check Valve on A/C Compressor (Denso)
‹› The pressure relief valve - arrow - has operated when refrigerant oil is found in the close vicinity.
‹› In this case, vehicle must be taken to an A/C specialist workshop. Refer to => [ Refrigerant Circuit, Specialized Repairs ] See: Service and
Repair/Procedures/Refrigerant Circuit, Specialized Repairs.