Compressor/Pump: Service and Repair

Air supply unit, assembly overview





Tightening torque for all air lines on the Audi AS is 2 Nm (9 inch lbs.).
1 - Clip
2 - Air line
3 - Connection piece
4 - Hex nut M6
5 - Sheet-metal screw
6 - Sheet-metal piece
^ For centering valve unit
7 - Rubber seal
8 - Housing cover
9 - Top foam piece
10 - Valve unit
11 - Air compressor
12 - Gasket
^ Always replace
13 - Bottom foam piece
14 - Unit housing
15 - Hex bolt, 10 Nm
^ When reinstalling use safeguard material D 000 600 A2
16- Bonded fiber mat
^ Only AS Avant
^ Preformed bonded fiber mat is glued onto bottom shell of unit
17 - Air line
^ From compressor to solenoid valve