Installing coolant pumps
CAUTION:
Component with preload.
Injury hazard!
Injury hazard!
- Reduce preload as far as possible before disassembly. Relieve component.
- Feed in and install the coolant pump (2).
- Tighten down screws (1).
TIGHTENING TORQUES SPECIFICATION
| Coolant pump to component carrier | ||
| M6x20 | Tightening torque | 8 ± 1 Nm |
- Feed in and install the belt pulley (1).
- If the screws (arrows) are reused, clean the thread and coat with Loctite 243.
ADHESIVE DESCRIPTION
| Screw lock Loctite Stick 243, medium strength | 10 ml, Bottle | 83192210339 |
- Hand-tighten the bolts (arrows).
- Raise the preload on the belt tensioner (1) in the arrow direction with standard tools.
- Secure the belt tensioner with the special tool 0 496 268 (11 0 390) .
Follow-up Work
- Refer to INSTALLING THE COOLANT LINE BETWEEN THE COOLANT PUMP AND THE CYLINDER HEAD .
- Refer to CONNECTING THE COOLANT LINES FOR THE HIGH-TEMPERATURE COOLANT CIRCUIT .
- Refer to INSTALLING THE DRIVE BELT FOR ALTERNATOR .
- Refer to TIGHTENING BELT PULLEY .
- Refer to INSTALLING THE ACOUSTIC COVER FOR THE ENGINE AT THE FRONT .
- Refer to FILLING THE HIGH-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLER DEVICE
- Refer to BLEEDING THE HIGH-TEMPERATURE COOLANT CIRCUIT .
- Refer to CHECKING THE HIGH-TEMPERATURE COOLING SYSTEM FOR WATERTIGHTNESS .
- Refer to INSTALLING ACOUSTIC COVER .
- Refer to INSTALLING THE STIFFENING PLATE .
- Refer to INSTALLING THE UNDERBODY PROTECTION OF THE STEERING GEAR OR THE FRONT STIFFENING PLATE .