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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.
SELECT SET
Status
idle
Operational
Max
Setpoint
%
&
Exiting Service Mode
Display of Water Temperature:
Step 1: In Service Mode, Press the “Select” button until “Water Temp” is displayed in the upper right section of the
water heater display. For water heaters using two temperature sensors in the tank, this will be the average reading
between the two sensors. For water heaters using a single sensor, this is the reading for the sensor.
Step 2: For water heaters using two temperature sensors, pressing the “Select” button again displays the Upper
Sensor temperature reading. “Upper Sensor” will be displayed in the lower right side of the status window of the
water heater display.
SELECT SET
Status
°F
idl
e
Operational
Upper Sensor
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roubleshooting
SELECT SET
Status
°F
idle
Operational
Water
Temp
&
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