Remove/install coolant pump · ar2010p1271mcu · Mercedes-Benz WIS

AR20.10-P-1271MCU

Remove/install coolant pump

4.12.09

ENGINE 132.910 in MODEL 451.3 /4

P20.10-2237-08

1 Coolant pump

2 Belt pulley

3 Poly-V belt tensioning device

7 Bolt

8 Bolts

4 Timing case cover

5 Bolt

6 Ground cable

 	Remove/install
1	Drain coolant		AR20.00-P-1142MCU
2	Remove belt pulley (2) for coolant pump (1)		AR20.10-P-1275MCU
3	Remove poly-V belt tensioning device (3)		AR13.25-P-3200MCU
4	Remove poly-V belt for supercharger	On vehicles with code (I01) Air conditioning Plus	AR13.21-P-1202MCU
5	Remove bolt (4) on timing case cover (5) and lay ground line (6) for engine mass to one side
6	Remove bolts (7, 8)	 Catch coolant in a suitable vessel.
			*BA20.10-P-1007-01J
7	Remove coolant pump (1) from timing case cover (5)	 Installation: Replace profiled rubber seal of coolant pump (1).
8	Install in the reverse order

 Coolant pump, coolant thermostat

Number	Designation			Engine 132.9


BA20.10-P-1007-01J	Bolt, coolant pump to timing case cover	M6	Nm	10
		M8	Nm	23