Service Manual

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Troubleshooting
Step 4. Press “Set” button to confirm new “Max Setpoint” value and stop setting mode.
Step 5. 30 seconds after the last button press, the water heater display will go back to “User Mode.” If 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 “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.
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