Service Manual

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Troubleshooting
To Display Flame Sense Current of the Flame Sensor:
The flame sense current is available only when the burners are in operation. Step 1. Make sure the status
displays “heating” or draw enough hot water to start the burners. Step 2. Enter “Service Mode” described
previously. Step 3. Press the “Select” button until a number value is displayed with the “Flame Current” to the
right of the number. The value displayed is in microamps (µA).
To Display the Current Temperature Setpoint:
Step 1. In “Service Mode” press the “Select” button until “Setpoint” is shown in the water heater display.
Step 2. Press the “Set” button to enter the setting mode. “Setpoint” will flash in the water heater display.
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