11. COOLING SYSTEM SUPER 9 50 Thermostat Housing Screws THERMOSTAT THERMOSTAT REMOVAL Remove the seat, met-in box and frame body cover. Drain the coolant. Disconnect the water hose from the thermostat housing. Water Hose Remove the two screws and separate the thermostat housing cover . Remove the thermostat from the thermostat housing. Thermostat THERMOSTAT INSPECTION Suspend the thermostat in a pan of water over a burner and gradually raise the water Thermostat temperature to check its operation. Technical Data Thermometer Begins to open 802 Full-open 90 Valve lift 3.54.5mm · 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. 11-13