Table of Contents
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Grates................................................................................................................................................................19
Other general operating guidelines...................................................................................................................20
Operation During a Power Failure...............................................................................................................20
Conditioning of Boiler Water............................................................................................................................20
Ph..................................................................................................................................................................20
Dissolved Oxygen........................................................................................................................................21
Sulfites..........................................................................................................................................................21
Solids (Steam Boilers)..................................................................................................................................21
Alkalinity......................................................................................................................................................21
Phosphates....................................................................................................................................................21
Hardness.......................................................................................................................................................21
Oils...............................................................................................................................................................22
Appendix A: Wiring Diagrams..............................................................................................................................23
Dump Zone - Parallel to Thermostat...........................................................................................................25
Dump Zone - Using Pump or Zone Valve...................................................................................................26
Appendix B: Specifications...................................................................................................................................27
Additional Specifications..................................................................................................................................28
Pressure Drop...............................................................................................................................................28
Explanation of GPM Flow............................................................................................................................28
Appendix C Boiler Piping Diagrams.....................................................................................................................29
Appendix D: Parts Listing.....................................................................................................................................32
Electrical Parts..............................................................................................................................................32
Service Parts SF170......................................................................................................................................33
Service Parts SF270......................................................................................................................................35
Service Parts - Low Water Cutoff................................................................................................................37
Warranty Information (2 Pages).............................................................................................................................41
Service and Maintenance Log................................................................................................................................43
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Table of Contents
