Removing Front Vehicle Floor Suction Line

→ Avoid contact with refrigerant.

→ Wear personal protective gear.

→ Observe the safety regulations for working on air-conditioned vehicles and dealing with refrigerant.

→ Observe the safety regulations for extraction and filling systems.

→ Observe the instructions for repairing air conditioning systems and storing spare parts.

Information 

• Remove and install the pressure line together with the suction line. 

1. Remove refrigerant by suction. → Draining and filling in refrigerant
   Fig 1: Loosening Refrigerant Lines

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. Unscrew the fastening screws -2-  for the refrigerant lines, then seal the refrigerant lines, -A-  (low pressure) and -B-  (high pressure), and the connections with plugs.
   Fig 2: Removing Refrigerant Lines Part 1

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
3. Unscrew the fastening screws -4-  for the refrigerant lines -A-  and -B-  .
4. Unscrew the fastening screws -5-  of the support for the refrigerant lines -A-  , -B-  and coolant lines -C-  .
5. Unclip lines -A, B, C-  from the support.
   Fig 3: Removing Refrigerant Lines Part 2

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
6. Unscrew the fastening screws -4-  for the refrigerant lines -A-  , -B-  and for the coolant line -C-  .
7. Unscrew the fastening screws -2-  for the refrigerant lines, then seal the refrigerant lines, -A-  (low pressure) and -B-  (high pressure), and the connections with plugs.
8. Pull out refrigerant lines -A-  (low pressure) and -B-  (high pressure) together. Unclip lines from the retaining clips.