12. COOLING SYSTEM PEOPLE/PEOPLE S 250 THERMOSTAT INSPECTION Suspend the thermostat in a pan of water over a burner and gradually raise the water temperature to check its operation. Thermostat Technical Data Thermometer Begins to open 802 Full-open 90 Valve lift 3.54.5mm O-ring · Do not let the thermostat touch the pan as it will give a false reading. · Replace the thermostat if the valve stays open at room temperature. ·Test the thermostat after it is opened for about 5 minutes and holds the temperature at 70. THERMOSTAT INSTALLATION The installation sequence is the reverse of removal. Replace the O-ring with a new one and apply grease to it. Thermosensor Fill the cooling system with the specified coolant. ( 3-9) 12-16