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Home >> Audi >> 2007 >> A4 Sedan (8EC) L4-2.0L Turbo (BWT) >> Repair and Diagnosis >> Heating and Air Conditioning >> Compressor HVAC >> Compressor Clutch >> Service and Repair >> Procedures
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Procedures



Compressor Drive Shaft, Loosening And Tightening

NOTE:
- Extensive preparation is required before compressor drive shaft can be removed
- Drive shaft can also be checked and tightened without opening refrigerant circuit.

Drive shaft, loosening
- Remove components preventing access to drive shaft.







- Use open-ended wrench to hold compressor drive shaft - A - in position and turn compressor drive unit - B - in direction of arrow - C -.

NOTE:
- Drive shaft - A - must not be turned.
- After loosening threaded connection, drive shaft - A - can be pushed through socket - E - into drive pinion.
- After installing drive shaft - A -, check installation position of boot - E -.

Drive shaft, tightening
- Use open-ended wrench to hold compressor drive shaft - A - in position and turn compressor drive unit - B - in direction of arrow - D - (tightening torque 60 Nm).
- After tightening compressor drive shaft, check installation position of socket - E -.
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