Tandem Pump And Power-Steering Pump

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2016 Porsche Panamera, 2015 Porsche Panamera, 2014 Porsche Panamera, 2013 Porsche Panamera, and 2012 Porsche Panamera. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Auxiliary Units Components Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Auxiliary units

1	Air-conditioning compressor
2	Screw, M10 x 100
3	Screw, M8 x 100
4	holder
5	Screw. M8 x 20: tandem pump to bracket for auxiliary units > Tightening torque 23 Nm (17 ftlb.) : power-steering pump to bracket for auxiliary units > Tightening torque 23 Nm (17 ftlb.)
6	Tandem pump
7	Screw, M8 x 35: Dower-steering pump to adapter bracket > Tightening torque 23 Nm (17 ftlb.) : tandem pump/adapter bracket to bracket for auxiliary units > Tightening torque 23 Nm (17 ftlb.)
8	Power-steering pump
9	Aluminium screw . M8: always use new aluminium screws > Initial tightening 10 Nm (7.5 ftlb.) and > Final tightening 90°
10	Support bracket made of magnesium
11	Dowel sleeve

Fig 2: Pulleys Components Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Pulleys

1	Water pump pulley
2	Screw. M8x 16 > Tightening torque 23 Nm (17 ftlb.)
3	Vibration damper
4	Screw. M18 x 1.5 x 72: use new screw: > Tightening torque 20 Nm (15 ftlb.) > Tightening torque 50 Nm (37 ftlb.) > Tightening torque 100 Nm (74 ftlb.) > Torque angle 180°
5	Power-steering pump pulley
6	Screw. M8x 16 > Tightening torque 23 Nm (17 ftlb.)
7	Tandem pump pulley