audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Hose/Line HVAC > < High Pressure Safety Valve HVAC|Description and Operation
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High Pressure Safety Valve HVAC: Service and Repair

Only use new O-rings specified for use with R-134a. 

CAUTION:  Discharge the A/C system before removing the pressure relief valve.

Hose/Line HVAC > < High Pressure Safety Valve HVAC|Description and Operation