Removing And Installing Valve Block

Information 

• Install in reverse order. 
• The air lines are colored and designated with letters. 
• Pay attention to cleanliness, if necessary clean the screw connections of the air lines with a lint-free cloth. 
• Visually inspect all parts. 
• Replace locking screws and nuts. 
• Pay attention to tightening torques 

  > Refer to the appropriate Tightening torques service information.

• To fill the level adjustment system, use the Porsche System Tester. To do this, in the system >> Level adjustment >> select the menu item >> Fill <<; then fill the front and rear axles and the accumulator. Switch on level adjustment 

  > 4X00IN LIFTING THE VEHICLE

  (see Switching on level adjustment). 

1. Disconnect compressor from valve unit:
   • Release tie-wrap and attachment at support
   • Unclip air line and remove
   • Remove compressor from support.
2. Assembly is carried out in reverse order. Visually inspect all parts closely and replace defective parts if necessary.