Service Manual

Max Setpoint Limit continued-

Step 5: 30 seconds after the last button press, the water heater display will go back to User Mode. It will read

“Max Setpoint” without showing a temperature value if the temperature setpoint is at the maximum setting. The

water heater display can be set back to the User Mode immediately by pressing both the Temperature Up and

Select buttons together for 3 seconds.

Display of Water Temperature:

In Service Mode, press the Select button until “Water Temp” is displayed in the upper right section of the water

heater display. This is the reading for the sensor.

To Display Flame Sense Current of the Pilot Flame Sensor:

The pilot flame sense current is available only when the burner is in operation. Step 1: Make sure the status

displays “Heating” or draws enough hot water to start the burners. Step 2: Enter the Service Mode described

previously. Step 3: Press the Select button until a number value is displayed with “Flame Current” to the right

of the number. The value is in microamps (µA).