Cayman (987) F6-2.9L (2009)
1. Immediately seal the openings of air-conditioning lines with suitable plugs.
2. Unscrew fastening screw -1- for refrigerant line -C- and open the pressure line.
3. Unscrew fastening screws -2- and remove expansion valve.
4. Unscrew the fastening nuts -6- for the heater/air-conditioning unit in the area of the plenum panel/firewall.