600SEL (140.057) V12-6.0L (120.980) (1993)
1
Slacken bolts (arrows) of viscous fan coupling belt pulley (21) and of coolant pump belt pulley (23). Tightening torque 10 Nm.
2
Remove poly V-belt .
3
Unscrew fan belt pulley (21) and coolant pump pulley (23), remove.
4
Remove guide pulley (25) at front right cover.
5
Detach coolant hose at bottom of coolant pump.
6
Unscrew coolant pump (26) and take off to the front.
Installation Note
Model 129: lead ignition cable 4 past behind coolant pump (26).
Model 140: lead cable of TDC sensor (L1/2) past behind coolant pump (26).
Install screws and bolts according to diagram. Tightening torque 21 Nm.
7
Clean sealing surfaces.
8
Replace gasket of coolant pump.
9
Install in the reverse order.
10
Check cooling system for leaks.
TIGHTENING TORQUES IN NM