Removing/installing the coolant thermostat · ar2010p2460sm · Mercedes-Benz WIS

AR20.10-P-2460SM

Removing/installing the coolant thermostat

26.11.02

ENGINE 160.910 in MODELS 450.3 /4
up to WME01MCO12H106037

ENGINE 160.920 in MODELS 450.3 /4
from WME4503001J000001

ENGINE 660.940 in MODELS 450.3 /4 (except , 450.418)

P20.10-2061-02

Shown on engine 160.910

1 Connector

2 Coolant thermostat

3 Hose

4 Hose

5 Hose

 	Removing/installing
1	Release rear drive module		AR01.00-P-3050SM
2	Drain coolant		AR20.00-P-1142SM
3	Unplug connector (1)	 Check locking tabs.
4	Detach hose (3), hose (4), hose (5) at coolant thermostat (2)	 Installation: Moisten hose (3), hose (4), hose (5).
5	Unscrew bolts from coolant thermostat (2)	 Engine 160	*BA20.10-P-1005-01J
		 Engine 660	*BA20.10-P-1005-01K
6	Remove coolant thermostat (2)
7	Install in reverse order

 Coolant pump, coolant thermostat

Number	Designation			Engine 160.910	Engine 160.920


BA20.10-P-1005-01J	Bolt for thermostat housing on the cylinder head	Initial tightening	Nm	12	12
		Retightening	Nm	9.5	9.5

 Coolant pump, coolant thermostat

Number	Designation		Engine 660.940


BA20.10-P-1005-01K	Bolt for thermostat housing on the cylinder head	Nm	12