13. Remote initial setup
Note: When using remote controller RC-7649M, change the initial settings in accordance with the following instructions.
If the settings are not changed, an error code “730” may appear on the Remote Controller.
Remote Controller (RC-7649M) Initial Setting Procedure with NC380-SV-ASME
Setting Procedure
(1) Turn the water heater off by pressing the Power ON/OFF Button on the remote controller and wait 10 seconds or
more.
(2) Turn OFF the power supply (disconnect electrical power to all heaters and System Controller), then turn ON
the power supply (reconnect electrical power to all heaters and System Controller) and wait 10 seconds before
proceeding to step (3).
(3) Press the UP (▲) or DOWN (▼) buttons and then “99” code will blinks on the display. The water heater system is
on the initial setting procedure.
Note: If you press the Power ON/OFF Button, you can’t change the initial setting. If fail to this procedure or “99”
code does not blink on the display, disconnect electrical power for all water heaters and system controller.
And then try step (1)-(3) again.
(4) Press the UP (▲) or DOWN (▼) buttons and then scroll to “10”, “11” and “1B”.
Change the “10”, “11”, and “1B” based on following table.
Press the FLOW METER ALARM SET Button for more than 2 seconds to change the settings.
- If each code is activated , the “PRIORITY” LED lights up.
- If each code is disactivated, the “PRIORITY” LED lights off.
CAUTION: Do not change any item other than those listed.
(5) Press and hold the UP (▲) and DOWN (▼) buttons simultaneously for more than 2 seconds to complete the initial
setting. Then you will hear a beep from the remote controller.
Note: If no beep, the initial setting is not completed. In this case try step (1) - (4) again.
Item #
Standard
Recirculation
Tank Recirculation
10
ON
OFF
ON
11
OFF
ON
ON
1B
ON
ON
ON
UP/DOWN Button
Power ON/OFF Button
FLOW METER ALARM SET Button
PRIORITY light
Display
(Item #)
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