Lennox 74W72 Gas Manifold 320788-703 or a burnt-out motor winding

or a burnt-out motor winding

5 to 5-ton systems

Enhanced Reliability: Features enclosed snap-action contacts and a dust cover

the Functional Devices TR50VA001 Transformer is a reliable workhorse designed for Class 2 control circuits

9-13 PSI Spring Range Field Mounting Spring Kit for 1/2" Stroke Valve Bodies

Lennox 74W72 Gas Manifold 320788-703 or a burnt-out motor windingThe White Rodgers 50A55 843 is a universal integrated furnace control board designed to streamline service calls by replacing a vast range of silicon carbide ignition modules from White Rodgers and various OEMs like Carrier, Goodman, Lennox, and Trane. This hot surface ignition (HSI) controller utilizes a microprocessor to provide constant monitoring of the gas burner, inducer motor, and fan cycles. It features a replaceable 5 amp automotive style