THERMOSTAT INSPECTION


  1. INSPECT WATER INLET SUB-ASSEMBLY WITH THERMOSTAT

    Tech Tips

    The water inlet sub-assembly with thermostat is stamped with the valve opening temperature.

    A0162HW

    1. A0162Q0

      Immerse the water inlet sub-assembly with thermostat in water and gradually heat the water.

    2. Check the valve opening temperature.

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

      If the valve opening temperature is not within the specified range, replace the water inlet sub-assembly with thermostat.

    3. A015ZD8E01

      Check the valve lift.

      Standard valve lift
      10.0 mm (0.394 in.) or more at 95°C (203°F)

      If the valve lift is not as specified, replace the water inlet sub-assembly with thermostat.

    4. Check that the valve closes when the water inlet sub-assembly with thermostat is at a low temperature (below 77°C (171°F)).

      If it does not close as specified, replace the water inlet sub-assembly with thermostat.