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Home >> BMW >> 2008 >> Alpina >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Engine - Repair Instructions (N62) >> 14 Housing Cover >> 11 14... Removing And Installing/Replacing Support Block For Radial Compressor (BMW ALPINA B7)
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11 14... Removing And Installing/Replacing Support Block For Radial Compressor (BMW ALPINA B7)

Necessary preliminary tasks: 

Release bolt (1) and remove tensioner with tension pulley (2).

Installation: 

Tightening torque: 40 Nm.

Fig 1: Identifying Tensioner With Tension Pulley
G04776904Courtesy of BMW OF NORTH AMERICA, INC.

Detach oil line (1).

Installation: 

Replace seals.

Tightening torque: 25 Nm.

Fig 2: Identifying Oil Line
G04776905Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten screws (2).

Installation: 

Tightening torque: 9 Nm.

Release bolt (3) and pull off support block straight towards front.

Installation: 

Tightening torque: 41 Nm.

Installation: 

Sealing ring (1) must always be replaced.

When the support block is replaced, the drive belt deflection pulley  must be modified. See 11 28... REMOVING AND INSTALLING/REPLACING RADIAL COMPRESSOR DEFLECTION PULLEY (BMW ALPINA B7) .

Fig 3: Identifying Sealing Ring
G04776906Courtesy of BMW OF NORTH AMERICA, INC.