The White-Rodgers single-stage HSI integrated furnace control kit is a universal replacement kit for virtually all White-Rodgers and competitive single-stage carbide and nitride HSI systems in furnace applications. It replaces units in both 80- and 120-V igniter applications. Designed to install with ease, this kit - Model 50M56U-843 - contains an ignition control module, multiple quick-select/quick-connect wiring harnesses, universal 120-V 21D64-2 nitride igniter kit, and installation instructions and OEM cross-reference. The kit also offers improved system diagnostics and protection with features such as stored fault recall, a red LED light used for diagnostic flash codes, and a cover label that contains diagnostic fault codes for convenient reference.
Emerson Climate Technologies, St. Louis, MO; www.white-rodgers.com
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