Remove/install coolant thermostat - AR20.10-P-2460L

ENGINE 137 in MODEL 215, 220 

Fig 1: Identifying Coolant Thermostat Remove/Install Components - Engine 137 In Model 215,220

	Remove/install
	Risk of injury  to skin and eyes caused by scalding from contact with hot coolant spray. Risk of poisoning  caused by 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 containers. Wear protective gloves, protective clothing and safety glasses.	AS20.00-Z-0001-01A
1	Drain coolant from radiator		AR20.00-P-1142HA
2	Remove coolant connection (4)
3	Detach coolant hose to expansion reservoir on connector (5)	Inspect condition of coolant hose and hose clamp, replace if necessary.
4	Remove thermostat housing (1) with thermostat (2)	Installation  : Replace compression ring (3).
			*BA20.10-P-1003-01C
5	Remove thermostat (2) from thermostat housing (1)
6	Install in the reverse order
7	Inspect cooling system for leaks		AR20.00-P-1010HA

COOLANT PUMP, COOLANT THERMOSTAT

Number	Designation			Engine 137
BA20.10-P-1003-01C	Bolt, coolant thermostat housing	M6	Nm	15