Patriot 4WD L4-2.4L VIN W (2007)
Thermostat: Service and Repair
Installation
Gas - Primary Thermostat
GAS - PRIMARY THERMOSTAT
1. Position thermostat into the water plenum, aligning air bleed with the location notch on inlet housing (2).
2. Install inlet housing (2) onto coolant adapter. Tighten bolts to 9 Nm (79 in. lbs.).
3. Connect coolant hose (1).
4. Install air filter housing.
5. Fill cooling system.
Gas - Secondary Thermostat
GAS - SECONDARY THERMOSTAT
1. Position thermostat into the cylinder head.
2. Inspect the water pump inlet tube O-rings for damage before installing the tube in the coolant adapter. Replace O-ring as necessary.
3. Lubricate O-rings with soapy water.
4. Position coolant adapter on water pump inlet tube and cylinder head.
5. Install coolant adapter mounting bolts. Tighten bolts to 18 Nm (159 in. lbs.).
6. Connect front coolant hose (1).
7. Connect two rear coolant hoses (1).
8. Connect radiator hose (3).
9. Install air filter housing.
10. Fill cooling system.