Installation Manual

Demand Duo™ R-Series Installation and Operation Manual 40
A temperature lower than 120°F (49°C) can be obtained at the tap by mixing with cold water.
To change the temperature scale from Celsius to Fahrenheit or vice versa, press and hold the “On/Off”
button for 5 seconds while the water heater is OFF.
Temperature Settings Available
Fahrenheit °F 120° 125° 130° 135° 140° 145° 160° 180° 150° 155° 165° 170° 175°
Celsius °C 48.9° 51.7° 54.4° 57.2° 60° 62.8° 71.1° 82.2° 65.5° 68.3° 73.9° 76.7° 79.4°
Display
Decreases hot water
temperature
Increases hot water
temperature
Indicates the water
heater is in recovery
Turns the water heater on or off
Enables controller when
multiple controllers are used
120
Figure 34
Table 7