ECR International Utica Boilers MAH-100 Installation, Operation & Maintenance Manual page 48

8 - ELECTRICAL CONNECTIONS
FIGURE 8-6 Kt Climate Curves
Flow temp Outside temp
80 Is Default.
NOTE:
Temperatures below -40 °F (-40 °C), maximum heating flow temperature set point no longer increases, curves shown on graph
become horizontal.
Boiler set-point will override sensor set-point.
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