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Home >> Porsche >> 2021 >> Taycan Turbo S >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> 87 Air Conditioning -- Y1A - TAYCAN (Y1A) >> WM, 87491902 Removing And Installing Valve (EAV 3) >> Preliminary Work

Preliminary Work

  1. Drain refrigerant.

    > 870317 DRAINING AND FILLING REFRIGERANT R1234YF 

    > 870317 DRAINING AND FILLING REFRIGERANT R134A 

  2. Remove valve (EAV 2).

    > 87491901 REMOVING AND INSTALLING VALVE (EAV 2) 

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