Most standard Lennox 87116 units include a pre-installed set screw for securing the sheave to the keyed motor shaft

offering a seamless swap for existing Amtrol or legacy Sparco installations

and D249500S

69Ω main and 9

Lennox 18K77 Motor Els PW 17895 Most standard Lennox 87116 unitsThe Lennox 18K77 is a high performance, 1 5 HP blower motor designed specifically for integration within established residential and light commercial HVAC systems. This direct drive blower motor operates at 208 230V and features a 3 speed configuration, providing flexible airflow management to meet precise load requirements. Engineered with a standard 1075 RPM rating and a 48Y frame, this PSC motor utilizes sleeve bearings for quiet, continuous duty