McDonnell & Miller 349500 Hook-Up 30067439-890 Featuring a 24-inch diameter

Featuring a 24-inch diameter

the 1/2-inch bore is a standard industrial sizing that fits most 48-frame and 56-frame blower motors commonly found in Trane equipment

it is commonly utilized in dual fuel (hybrid) applications to lockout the furnace until the outdoor temperature drops below the heat pump's effective operating range

Reduced Callbacks: Improves troubleshooting accuracy

Common Questions: Does this kit include the O-rings

McDonnell & Miller 349500 Hook-Up 30067439-890 Featuring a 24-inch diameterThe McDonnell & Miller 349500, also identified by model number SA159 24, is a specialized lower quick hook up fitting engineered for seamless integration with steam boiler safety controls. This critical component serves as a direct replacement part for the McDonnell & Miller Series 47 and 47 2 mechanical water feeders, as well as the Model 64 A, 42A, 67, and 42S A low water cut offs. Designed for professional installation, it enables a reliable