Removing and installing engine coolant thermostat housing · ar2010d2710c · Mercedes-Benz WIS

AR20.10-D-2710C

Removing and installing engine coolant thermostat housing

14.2.96

ENGINE 111.979 in MODEL 901.0, 902.0, 903.0, 904.0

ENGINE 111.984 in MODEL 901.6, 902.6, 903.6, 904.6

D20.10-1001-06

1 Coolant hose

2 Vent hose

3 Coolant hose

4 Connector

5 Connector

6 Bolt + washer (M835)

7 Bolt + washer (M875)

8 Engine lifting eye

9 Bolt + washer (M875)

10 Bolt + washer (M835)

11 Bolt + washer (M695)

12 Cable fixture

13 Bolt + washer (M695)

14 Coolant thermostat housing

15 Seal

 The illustration shows engine 111.979. The arrangement of the components also applies to engine 111.984.

 	Removing, installing
Danger!	Risk of injury to skin and eyes from scalding with hot coolant which splashes out. Risk of poisoning from swallowing coolant.	Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage bottles. Wear protective gloves, protective clothing and eye protection.	AS20.00-Z-0001-01A
1	Drain coolant		AP20.00-D-2080A
2	Remove coolant thermostat housing (14)		AR20.10-D-2710-03C
			*BA13.25-N-1004-01A
			*BA20.10-N-1003-01A
3	Install in the reverse order
4	Inspect cooling system for leaks		AR20.00-D-1010C

 Belt tensioning device

Number	Designation		Engine 111.979/ 984


BA13.25-N-1004-01A	Shock absorber of belt tensioning device to coolant thermostat housing	Nm	21

 Coolant pump, coolant thermostat

Number	Designation			Engine 111.979/ 984


BA20.10-N-1003-01A	Housing of coolant thermostat to cover of cylinder head	M6	Nm	10
		M8	Nm	21

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