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Home >> Volkswagen >> 1997 >> Cabrio Automatic >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (A3 Platform) >> Air Conditioning >> A/C controls and mechanical components, servicing >> Vacuum hose layout

Vacuum hose layout

NOTE: Insert vacuum hose into reservoir 30 mm (1.2 in.). Insert vacuum hoses onto plastic lines up to stop, approx. 15 mm (5/8 in.).

The following list pertains to Fig 1.

  1. Hose 
    • 3.5 x 2 x 40 mm
  2. Plastic line 
    • 4 x 1 x 540 mm
  3. Plastic line 
    • 4 x 1 x 490 mm
  4. Fresh air/recirculating flap two -way valve -N63- 
  5. Foam insulator 
  6. Check valve 
    • Arrow points to vacuum source
  7. Hose 
    • 3.5 x 2 x 40 mm
  8. Vacuum tee connector 
  9. Hose 
    • 3.5 x 2 x 40 mm
  10. Plastic line 
    • 4 x 1 x 1170 mm
  11. Rubber grommet 
  12. Vacuum reservoir 
  13. Foam insulator 
  14. Plastic line 
  15. Hose 
    • 3.5 x 2 x 130 mm
  16. Plastic line 
    • 4 x 1 x 125 mm
  17. Curved hose 
  18. Vacuum hose 
    • For fresh air/recirculating flap
  19. Fig 1: Identifying A/C Vacuum Hose Routing
    G03363956Courtesy of VOLKSWAGEN OF AMERICA, INC.