York S1-7990-317P/A Motor Els PW 17895 and a stem extension

and a stem extension

Used on Spring Return Valves 2 1/2"-3"

By ensuring the bleed port and restriction elbow are clear and properly seated

you must use the corresponding 120V Robertshaw infinite switch to ensure proper bimetal calibration and safety

provided the flue and inducer are clear

York S1-7990-317P/A Motor Els PW 17895 and a stem extensionThe York S1 7990 317P A Motor is a high performance inducer motor specifically engineered for gas downflow and mobile home furnace applications. Operating at 120Vac with a single phase configuration, this unit delivers a consistent 2950 RPM to ensure optimal drafting and proper combustion venting. Designed with a robust C frame construction and a CCW lead end rotation, this booster motor is an essential component for maintaining static pressure and