Carrier KAACH1401AAA Crankcase Heater R-410A How do I ensure the

How do I ensure the hub is secured properly to the 1/2" shaft

and 1050 RPM specs as the original 9F10126

including Corsair and Weather King units

also identified as the KB285 pump assembly

Carrier KAACH1401AAA Crankcase Heater R-410A How do I ensure theThe Carrier KAACH1401AAA Crankcase Heater is a critical OEM replacement part designed to maintain optimal oil temperature in residential and commercial compressors. Operating at 240V with a 40W power output, this bellyband heater ensures that lubricant remains at a higher temperature than the system's coldest point, effectively preventing refrigerant migration during off cycles. By keeping the refrigerant from condensing in the crankcase, it