*STEP
Enter desired valve firing increments. Recommended setting is between 5% and 20% for Modulating Boiler.
Or
Enter 1S If Gas Valve is an
Enter 2S If Gas Valve is 2 Stage Firing
Or
Enter 20% If the control boilers include modulating and 2 stage or single stage boilers under control of a single system control module.
*O/C
Enter desired outdoor cutoff temperature, usually 70°F, depending on geographical loca- tion.
When outdoor temperature exceeds desired setting, target temperature will show "O/C". Note: Boiler will restart when outdoor temperature drops below O/CF Tep - O/C db.
*O/Cdb
Enter desired outdoor cutoff dead band, which is the number of degrees below O/C where O/C resets, usually 1F.
*C Band
Enter desired Control Band, determines when boiler will fire below target temperature and shut off above target temperature, usually 1°F.
NOTE: The above settings are recommended at initial installation. For maximum performance and system efficiency these settings should be modified, as required, to meet such parameters as system capacity, location and usage.
NOTE: Contact factory for recommended settings if this is a special application ie. Heat pump applications.
Lead Boiler Select
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*Indicates boiler | designated as "Lead". | *Indicates number of boilers being used. |
Used when there are multiple boilers. Set number (#) of boilers to match actual installation. Readout lists lead boiler. To change lead boiler PRESS [+] or
Boiler being monitored is displayed. If multiple boilers, push [+] or
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