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The Control System can operate through user and service modes that have specific LCD outputs and dedicated controls, including:
Changing the Set-Point Temperature
Error Mode
Status Display Mode
Installer Mode
NOTE: The Control System will not allow changes if Lock Mode is activated unless the B button is pressed for more than 5 seconds.
D. CHANGING THE DHW SET-POINT
The display shows the
Figure 26 – DHW Set-Point Screens
Press the
button when the display panel is powered ON to change the DHW Set-Point. The DHW icon and current set-point will
display and flash. This indicates that the DHW Set-Point can be changed. Factory DHW Set-Point is 125
o
Point range is 95 – 120
F (35 – 49
Turn the dial
counterclockwise to lower and clockwise to raise the DHW set-point. After changing the temperature, press the
button to save the set-point.
To change the DHW Set-Point above 120
ON. The current DHW set-point will display. The DHW icon will flash. And the scald warning letter "H" (high temperature) will display.
High temperature DHW Set-Point range is 121 – 140
Turn the dial
counterclockwise to lower and clockwise to raise the DHW set-point. After changing the temperature, press the
button to save the set-point.
Hotter water increases the risk of scald injury. Scalding may occur within 5 seconds at a setting of 140
o
over 125
F can instantly cause severe burns, or death, from scalds. Children, disabled, and elderly are at the highest risk of being
scalded. See instruction manual before setting temperature at appliance. Feel water before bathing or showering!
E. CHANGING THE TEMPERATURE INDICATOR
To change the temperature indicator from Fahrenheit to Celsius, press and hold the Thermometer button
seconds. This will toggle the temperature unit from the unit indicated on the display.
G. STATUS DISPLAY MODE
Status Display Mode will activate when button B
icon when the DHW set-point can be changed.
o
C).
o
o
F (49
C), press and hold the
o
F (49.4 – 60
is pressed and held for five seconds at Standby Mode.
button for five seconds when the display panel is powered
o
C).
o
o
F (51
C). Initial DHW Set-
o
o
F (60
C). Water temperature
for more than five
WHL-004 REV. 12.17.14
33
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