Lochinvar & A.O. Smith 100208476 Kit 318518-761 Does this unit require an

Does this unit require an external power source to operate its internal mechanism

Precision Fit: Genuine Carrier air handler bearing ensures exact shaft alignment and minimal radial play

ensuring consistent manifold pressure and reliable burner engagement

this is the current manufacturer-authorized direct replacement for the discontinued WC model

Lochinvar & A.O. Smith 100208476 Kit 318518-761 Does this unit require anThe Lochinvar & A. O. Smith 100208476 Kit is a critical low volt control board kit engineered specifically for high efficiency outdoor Crest OFN(L) 751 2001 heating boilers. This OEM replacement control board manages primary low voltage operations, ensuring seamless communication between the SMART SYSTEM control module and peripheral safety devices. Designed for precision HVAC troubleshooting, the board features designated terminals for terminals 1