By upgrading to the 8201-079BX relay

no continuity typically indicates a failed open switch

offering low pressure drop and high water capacity that exceeds industry benchmarks for HVAC contamination control

Durable Construction: Designed to withstand the rigors of mechanical rooms and industrial gas trains

it includes a 1/2" NPT conduit connection pre-wired with 18-inch flying leads

Rheem-Ruud 47-102090-82 Control Board Kit Freon By upgrading to the 8201-079BXThe Rheem Ruud 47 102090 82 Control Board Kit is an essential OEM replacement for managing integrated furnace ignition and blower control sequences. Designed for gas furnace control board applications, this kit replaces several legacy revisions, including 62 102635 81 and 62 102090 01, ensuring seamless HVAC circuit board replacement. It features direct spark ignition (DSI) logic and precise timing for inducer motor and heat speed blower activation.