THERMOSTAT INSPECTION


  1. THERMOSTAT

    B007P8J

    Tech Tips

    The valve opening temperature is provided on the thermostat.


    1. B007V24

      Immerse the thermostat in water and gradually heat the water.

    2. Check the valve opening temperature.

      Valve opening temperature
      80 to 84 °C (176 to 183 °F)

      Tech Tips

      If the valve opening temperature is not as specified, replace the thermostat.

    3. B007SDVE01

      Check the valve lift.

      Valve lift
      10 mm (0.394 in.) or more at 95 °C (203 °F)

      Tech Tips

      If the valve lift is not as specified, replace the thermostat.

    4. Check that the valve is fully closed when the thermostat is at low temperatures (below 40 °C (104 °F)).

      Tech Tips

      If not closed, replace the thermostat.