22 19 Removing And Installing Three−Phase Generator; Removing The Three−Phase Generator - Porsche 996 TT Repair Manual

27 22 19 Removing and installing three−phase
generator
Note
Removing the three−phase generator
Installing the three−phase generator
Undoing and tightening the belt pulley
Tool for holding the free−wheel pulley
Note
• When the engine is being cleaned with high−pressure cleaning equipment, make sure that the high
pressure blast is not directed directly onto the three−phase generator (risk of bearing damage).
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Removing the three−phase generator
1. Disconnect the battery and cover terminal or battery.
2. Remove the complete air cleaner assembly. Undo the fastening screw for the air cleaner housing and
the hose clamp on the air flow sensor.
3. Undo the hose on the charge air cooler at the left and right on the pressure pipe.
4. Disconnect the electrical plug connection on the air flow sensor and remove the complete air cleaner
assembly.
5. Remove the pressure pipe to the throttle body.
6. Relieve the drive belt at the tensioning pulley and remove the belt.
7. Remove the deflection roller under the three−phase generator.
8. Disconnect the cable lug of the B+ lead to the three−phase generator at the B+ disconnection point.
9. Undo left fastening screw (in direction of travel) and remove.
10. Undo right fastening screw by three turns.
11. A gentle tap on the fastening screw loosens the threaded bushing in the three−phase generator arm (use
aluminum mandrel). Unscrew fastening screw.
12. Remove three−phase generator and carefully pull a little to the rear.
13. Press the plug connection towards the three−phase generator housing, release and pull off.
14. Remove the three−phase generator towards the rear and disconnect the B+ lead.
27 22 19 Removing and installing three−phase generator 643