Thethermostatopensorclosesaccordingtothewatertemperature.Whenthewatertemperatureishigh,the thermostatopenstoallowthewatertoflowformthecylinderheadtotheradiator.Whenthewatertemperatureislow, thethermostatclosetoflowthewateronlytothewaterpump. Theopeningtemperatureofthethermostatisapprox.82°C(180°F). [1]WATERPUMP...