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 COOLANT LINE BETWEEN THE COOLANT PUMP AND 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, FRONT .
- Refer to ATTACHING THE ELECTRIC AUXILIARY COOLANT PUMP FOR THE CHARGE AIR COOLER AND/OR AIR CONDITIONING CONDENSER .
- Refer to FILLING THE HIGH-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
- Refer to VENTING THE HIGH-TEMPERATURE COOLANT SYSTEM .
- Refer to INSTALLING ACOUSTIC COVER .
- Refer to INSTALLING THE CENTER UNDERBODY PROTECTION .
- Refer to INSTALLING THE FRONT UNDERBODY PROTECTION .