Lochinvar & A.O. Smith 100167769 Control Board Refrigerant It features a calibrated plastic

It features a calibrated plastic tube containing a white material and a red oil-soluble dye

as long as the system utilizes a 24Vac control circuit

Optimized Combustion: Designed specifically for LP gas systems to prevent improper flame characteristics and carbon monoxide risks

while the compact oval run capacitor geometry allows for a clean fit inside tight electrical service panels

Key Benefits Compatibility: Direct OEM replacement for the 626552

Lochinvar & A.O. Smith 100167769 Control Board Refrigerant It features a calibrated plasticThe Lochinvar & A. O. Smith 100167769 Integrated Control Board is a critical component for managing central heating logic, ignition sequences, and safety monitoring in high efficiency boilers and water heaters. As a veteran grade OEM replacement part, this board is the direct successor and is 100% identical to the RLY30013, ensuring seamless HVAC control board compatibility without requiring harness modifications. It functions as the primary "brain"