32 41 Pump and Oil Supply
PUMP AND OIL SUPPLY - TIGHTENING TORQUE SPECIFICATIONS
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Oil reservoir to holder | E70, E71, | M6 | 5.3 Nm | |
| 2AZ Belt pulley to vane pump/power steering pump | E70, E71 | M8 8.8 | Replace microencapsulated screws | 21 Nm |
| E70, E71 | M8 10.9 | Replace microencapsulated screws | 24 Nm | |
| 3AZ Vane pump/power steering pump to engine | E70/N62TU/M57T2 | M10 | 38 Nm | |
| E70, E71 | M8 | 21.4 Nm | ||
| E71/ N54 | M10 x 35 | 38 Nm | ||
| E71/ N63 | M10 | 40 Nm | ||
| E71/ M57T2 | M10 | 38 Nm | ||
| E70/N52 | M10, M12 | Observe screwing sequence | ||
| Jointing torque | 20 Nm | |||
| Torque angle | 90 ° | |||
| 4AZ Pressure line for power steering to vane pump/power steering pump | E70/N62TU | 35.6 Nm | ||
| E70/E71/M57T2/N54, E70/N52 | M14 | Replace all sealing rings | 33 Nm | |
| E71/ N63 | M8 | Replace all sealing rings | 28 Nm | |
| 5AZ Pressure line to power steering gear | E70 | M14 | Replace all sealing rings | 33 Nm |
| E71 | M14 | Replace all sealing rings | 30 Nm | |
| 6AZ Return line to power steering gear | E70, E71 | M16 | Replace all sealing rings | 35 Nm |
| 7AZ Mounting, hydraulic lines | E70, E71 | M6 | 7.5 Nm | |
| 8AZ Dynamic Drive pressure line to power steering pump | E70, E71 | M16 | 37.5 Nm | |
| E70/N62TU | M6 | 8 Nm | ||
| 9AZ Dynamic Drive pressure line to screwed-in pulsation damper | E70/N52/M57T2 | M14 | 30 Nm | |
| 10AZ Dynamic Drive pressure line to removed pulsation damper | E70/N62TU | M16 | 35 Nm | |
| 11AZ Pressure line to cutting line | E70 | M16 | 30 Nm | |
| E70/N62TU | M6 | 8 Nm | ||
| 12AZ Dynamic Drive pressure line to engine support arm | E70/E71/M57T2 | M6 | 9.5 Nm | |
| 13AZ Dynamic Drive pressure line to crankcase | E70/N52K | M8 | Replace aluminum screws. Use only Helicoil made of aluminum for thread repairs. Jointing torque and angle of rotation must be observed without fail. |
|
| Jointing torque | 8 Nm | |||
| Torque angle | 45 ° | |||
| 14AZ Heat shield | E70, E71 | M6 | 8 Nm | |
| 15AZ Holder, return hose to front axle carrier |
E71 | M6 | 7.5 Nm | |
| 16AZ Flange screw connection | E71 | M6 | 8 Nm | |
| 17AZ Pressure hose to holder | E71 | M6 | 8 Nm | |
| 18AZ Bracket to crankcase | E71 | M12 | 66 Nm |