ENGINE COOLING 1D–13
DAEWOO M-150 BL2
D Loosen the hose clamp (1).
D Disconnect the upper radiator hose (2).
D102D513
4. Remove the thermostat.
D Remove the bolts (1).
D Remove the thermostat housing (2).
D Remove the thermostat with the gasket (3).
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.
8–15 NSm
D12D514A
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.
MAA1D010
THERMOSTAT (EURO III)
Removal Procedure
Caution: To prevent personal injury, do not remove
the surge tank cap while the engine and the radiator
are hot because the heat causes the system to re-
main under pressure. Scalding fluid and steam may
be blown out under pressure.
1. Remove air filter assembly. Refer to Section 1B,
SOHC Engine Mechanical.
2. Disconnect the lower radiator hose and drain the
coolant. Refer to “Drain and Refilling the Cooling Sys-
tem”
3. Disconnect the upper radiator hose.
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