17. Follow-up Service
If at any time during the installation and setup of this product you have questions or concerns, contact Noritz America at 866-
766-7489 or visit http://support.noritz.com/.
Checking for Error Conditions
When a failure occurs, information relating to the error blinks on the display.
The error alarm may also continuously sound.
Note: The combustion lamp will blink if any heater is in error alarm.
● Error Code Display Screen
The display may indicate the type
of failure that has occurred depending
on the system configuration.
● To Stop the Error Alarm
Press the
button (the indicator will turn off).
Requesting Service
* Service and warranty periods are based on the type of product and the application type.
Refer to the Limited Warranty provided with the water heater for complete details.
* Refer to the "Troubleshooting" section in the Owner’s Guide supplied with the water heater.
If the problem is not corrected, contact Noritz America Technical Support at 866-766-7489
or visit http://support.noritz.com/.
1
Press the
button
inside the cover.
<Screen display (Example)>
<Screen display (Example)>
● Identifying units that require service (system dependent).
Operation
Screen Display
Description
* If you press the
button
, the
screen of step 1 is displayed.
If you press the
button
, the
screen returns to the previous
screen.
* If the
button is pushed or
it is left untouched for approximately
10 minutes, it will return to
the previous screen.
* Status can be checked regardless of
whether the
button is ON/OFF.
Press the
button twice
inside the cover.
● Press the
button to check the status of the system
Using RC-9018M
[RC-9018M]
[RC-7649M]
Blinking
● Error Code Display Screen
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