EcoSmart ECO-21 Installation Instructions Manual page 14

Electric tankless water heater
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POWER KNOB:
Click the power knob once to turn the unit ON.
Click the power knob again to turn the unit OFF.
ºC/ ºF CONVERSION:
Press the knob for 3 seconds to change the display from
ºC/ ºF.
TEMPERATURE CONTROLLER KNOB:
Turn the knob clockwise to increase the temperature set on the thermostat.
This will increase the water outlet temperature.
Turn the knob counterclockwise to decrease the temperature set on the thermostat.
This will decrease the water outlet temperature.
The water temperature can be adjusted at any time to between 0º-125ºF ( 0º-51ºC).
The temperature indicator light will stay on only when there is hot water in use.
HOW TO USE THE KNOB
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This manual is also suitable for:

Eco 16Eco 24Eco 18Eco 27

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