20• Applicable ModelInstall the remote controller according to the instructions in the Installation Guide (p. 30).* The water heater has been factory set to allow a maximum temperature setting of 120°F.To access higher temperature settings through the remote controller, follow the below steps.* When using the remote controller with a multi-system controller, the maximum temperature of thewater heater can be set up to 180°F without making the following settings.• When changing the temperature, make sure to confirm with the customer that the temperature ofthe hot water will be very high and that there is a risk of scalding.• Water temperatures above 125°F can cause severe burns or death from scalding.°F>1. Turn the water heater off by pressing the ON/OFF button on the remote controller.2. Press and hold the FLOW METER ALARM SET button until a sound is heard (2 sec.) and 120°Fappears on the display.3. Set the upper limit of the hot-water supply temperature to 125°F, 130°F, 135°F or 140°F using theUP and DOWN setting buttons.4. To put the water heater back into operation, press the ON/OFF button on the remote controller.To keep the water heater off, let the unit sit for 30 sec. to return to the original display.°F>1. Turn the water heater off by pressing the ON/OFF button on the remotecontroller.2. Disconnect electrical power to the water heater.3. Remove the front cover of the water heater (4 screws).4. Connect "WATER TEMPERATURE ADJUSTMENT CONNECTOR" tagconnector to "180°F" tag connector as shown on the right.5. Replace the front cover of the water heater (4 screws).6. Reconnect electrical power to the water heater, but do not turn it on.7. Press and hold the FLOW METER ALARM SET button until a sound isheard (2 sec.) and 120°F appears on the display.8. Set the upper limit of the hot-water supply temperature to125°F, 130°F, 135°F, 140°F, 145°F, 150°F, 160°F, 170°F or 180°Fusing the UP and DOWN setting buttons.9. To put the water heater back into operation, press the ON/OFF button on the remote controller.To keep the water heater off, let the unit sit for 30 sec. to return to the original display.• The N-0931M-DV can be programmed so that it will default to one of four temperatures if the remotecontroller is removed (180, 140, 130, 120°F). To change the default temperature, connect the tempera-ture selection wire as shown in the above diagram. The default temperature is 120°F when the tempera-ture selection wire is not connected.Remote ControllerRemote controller RC-7649MN-0931M-DV• When changing the temperature, make sure to confirm with the customer that the temperature ofthe hot water will be very high and that there is a risk of scalding.• Water temperatures above 125°F can cause severe burns or death from scalding.WARNINGWATER TEMPERATUREADJUSTMENT CONNECTORWATER TEMPERATUREADJUSTMENT CONNECTOR(the back : 55 C) (the back : 60 C)(the back : 83 C)
