AERCO SWDW68 U-Tube Double-Wall Heaters w/ECS - Manual (Page 33)

AC-105 INSTRUCTIONS - ECS & CXT-E
Rev B Mar 2013 4-5
4. If the display does not show the desired over-temperature alarm setting, press the
▲ or ▼ arrow
button to change the display to the desired temperature setting.
5. Once the desired over-temperature alarm setting is displayed, press the SET button to store the
setting in memory.
6. To exit the programming mode, press the SET and
▼ buttons simultaneously, or simply wait one
minute.
7. Once the programming mode has been exited, the display will show the current outlet water
temperature of the Heater.
Figure 4-4. Over-Temperature Switch
Table 4-2. Over-Temperature Switch Controls and Indicators
CONTROL or
INDICATOR MEANING FUNCTION
LED Display TEMP status Displays current water temperature or setpoint.
RST RESET Button Resets the unit after an alarm condition.
UP Button Increases the displayed temperature.
DOWN Button Decreases the displayed temperature.
SET SET Button Used to access and store parameters in the unit.