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OUTLET WATER TEMPERATURE SETTING
Turn on the 120 VAC power supply to the unit (the water heater or the
1.
multi-unit controller).
Press the "ON/OFF" button on the controller in order to turn the
2.
controller on.
3.
When ON, the STAND BY LED is lit.
It shows the set temperature on its display as shown in the picture on
4.
the right. (EX.: 120 °F)
Press the "HOT" button or the "COLD" button to set the temperature
setting of the unit.
WARNING! Higher temperatures increase the risk of scalding, but
even at 120 °F (50 °C), hot water can scald (page 6).
Increasing temperature from 120 °F (50 °C) to 125 °F (52 °C) :
1. The water heater must be in Stand By to increase the temperature.
2. Press the "HOT" button to set 120 °F (50 °C).
3. Press and hold the "INFO" button and the "HOT" button for at least 3
seconds. The remote will emit a beep and change to 125 °F (52 °C).
5.
4. Press the "HOT" button to set up to 140 °F (60 °C).
-540H model only-:
Increasing temperature above 140 °F (60 °C)
To reduce the risk of scalding, install Thermostatic Mixing Valves (tem-
perature limiting valves) at each point of use.
1. The water heater must be in Stand By to increase the temperature.
2. Press the "HOT" button to set 140 °F (60 °C).
3. Press and hold the "INFO" button and the "HOT" button for at least 3
seconds. The remote will emit a beep and change to 145 °F (63 °C).
4. Press the "HOT" button to set up to 160 °F (70 °C).
a) For 140H, 240H and 340H models
°F
100 105 110 115 120* 125 130 135 140
°C
38
40
43
b) For 540H model
°F
100 105 110 115 120* 125 130 135 140 145 150 155 160
°C
38
40
43
*Factory setting (Default): 120 °F
-Set temperature
Operation
TEMPERATURE TABLE OF CONTROLLER
45
50*
52
55
57
45
50*
52
55
57
Built-in controller
60
60
63
65
68
50
Page
Owner's Guide
Normal Operation
Screen on the controller
Remote controller
(EX.: 120 °F)
70
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