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Troubleshooting
Step 4: Press lower right “Next” button and the display will flash and show the number of any Lockout codes.
Step 5: Press lower right “Next” button and the display will show the temperature sensor reading.
Step 6: End of screens in Diagnostic Mode. Press “Done” button on lower left to exit Diagnostic Mode back to DHW
setpoint in the User Mode.
NOTICE
The screens will stay in the Diagnostic Mode for 12.5 minutes after the last button press for viewing
unless “Done” button is pressed to exit Diagnostic Mode.
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