ensuring long-term operational reliability in dusty mechanical rooms

do not exceed 60 inch-pounds on the 5/16" contact terminals and 12-18 inch-pounds on the #10-32 coil terminals

excessive vent run length

To prevent seal deformation

Built with durable high-temperature insulation

Lochinvar & A.O. Smith 100208476 Kit 318973-401 ensuring long-term operational reliability inThe 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