1D–14 ENGINE COOLING
DAEWOO M-150 BL2
MAA1D020
4. Remove the thermostat.
D Remove the bolts.
D Remove the thermostat housing.
D Remove the thermostat with the gasket.
5. Check the gasket for crack or other damage.
6. Inspect the valve seat for foreign matter that could
prevent the valve from seating properly.
7. Inspect the thermostat for proper operation. Refer to
“Thermostat Test” in this section.
MAA1D011
Installation Procedure
1. Install the thermostat with the bolts and the thermo-
stat housing.
Tighten
Tighten the mounting bolts to 8–15 NSm (71–130
lb-in).
2. Secure the upper radiator hose to the thermostat
housing with a hose clamp.
3. Refill the engine cooling system. Refer to “Draining
and Refilling the Cooling System” in this section.
4. Install the air filter assembly. Refer to Section 1B,
SOHC Engine Mechanical.
D102D515
COOLANT TEMPERATURE SENSOR
Removal Procedure
1. Disconnect the negative battery cable.
2. Disconnect the lower radiator hose and drain the
coolant. Refer to “Draining and Refilling the Cooling
System” in this section.
3. Remove the coolant temperature sensor.
D Disconnect the electrical connector (1).
D Remove the coolant temperature sensor (2).
D12D516A
10 NSm
Installation Procedure
1. Install the coolant temperature sensor into the
threaded hole in the intake manifold.
Tighten
Tighten the coolant temperature sensor to 10 NSm
(89 lb-in).
D Connect the electrical connector to the coolant
temperature sensor (1).
2. Connect the lower radiator hose and refill the coolant.
Refer to “Draining and refilling the cooling system” in
this section.
3. Connect the negative battery cable.
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