Modulation: System Sensor, Outdoor Reset Operation (Standalone)
NOTE: Outdoor Reset Module (PN: W8735S1000) required.
Boiler operates with variable
setpoint determined by
outdoor reset curve
• Modulates on system sensor
• Heat demand is generated
when Remote Operator is
closed.
2) Connect System sensor to System/Outdoor
contacts
3) Connect Outdoor Sensor to J3 ECOM connector
4) Place both toggle switches in LOCAL
5) Press
and
6) Press Outdoor Reset Configuration
7) Press the to arrive at Central Heat
8) Select Enable: Enable
9) Select Maximum outdoor temperature (WWSD)
10) Select Minimum outdoor temperature (Outdoor
Design)
11) Select Low Water Temperature (Min. Water
Temp.)
12) Select Outdoor boost maximum off point
(Design Max.)
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