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Common Questions Is the 780-781 a direct drop-in for the Amana HS1000E
preventing liquid floodback
preventing premature degradation
lighting circuits
the SWT2536 features standard 1/4" barb connections for quick pneumatic tubing attachment and 1/4" quick-connect terminals for seamless electrical integration
Lochinvar & A.O. Smith 100277770 Control 326058-756 Common Questions Is the 780-781The Lochinvar & A. O. Smith 100277770 Control is a critical integrated control board engineered for high output commercial boilers, specifically the FB1501 2001 series. As an essential OEM replacement part, this module manages the full ignition sequence, blower speed regulation, and safety circuit monitoring to ensure peak thermal efficiency. It is compatible with Power Fin and Crest models, including the FBL1501, FBL1751, FBL2001, FBN1501, FBN1751,
