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Home >> Audi >> 2017 >> A7 Quattro Competition >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (Heating, Ventilation & Air Conditioning (Actuators - Front Heater And A/C Unit)) >> 87 Air Conditioning >> Front Heater And A/C Unit >> Heater And A/C Unit, Removing And Installing >> Notes

Heater And A/C Unit, Removing And Installing: Notes

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WARNING:

Danger due to refrigerant coming out under pressure.

Danger of frost bite to skin and other parts of the body.

  • Extract the refrigerant and immediately open the refrigerant circuit after that.
  • If the refrigerant was extracted more than 10 minutes in the past and the refrigerant circuit was not opened, extract the refrigerant again. Pressure in the refrigerant circuit is caused by evaporation.
NOTE:

Certain tools are required to discharge the refrigerant circuit, these work procedures must only be performed by trained personnel as well, refer to REFRIGERANT CIRCUIT COMPONENTS, REPLACING .

Special Tools And Workshop Equipment Required 

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