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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
For contractors performing a coil replacement or control board service
Direct Replacement: Seamlessly replaces the legacy 13A15-5 model without requiring piping modifications
it supports both local and remote flame sensing configurations and includes three ignition attempts before initiating a safety lockout
this regulator is ideal for systems requiring secondary stage regulation or high-pressure burner feeds
What is the maximum number of devices supported per gateway
Lochinvar & A.O. Smith 100330184 Control Board 320788-704 For contractors performing a coilThe Lochinvar & A. O. Smith 100330184 Integrated Control Board is a critical component for managing terminal functions in commercial water heaters and high efficiency boilers, including the AWH0400 series. Built to handle complex ignition control sequences and safety protocols, this OEM replacement part regulates the draft inducer blower, silicon nitride igniter, and gas valve timing to ensure precise thermal modulation. As a main controller module,