The Aprilaire 4191 operates on 120 volts and is used for hang-mount or through-the-wall models like the 350 or 360

Ensure the supply line is flushed of debris before installing the new nozzle

For technicians working on Williams wall furnace maintenance or new equipment set-ups

which is ideal for commercial or rental properties

If the inducer is running but the 1193580 pressure switch fails to close

Fasco D0346 Motor 318973-401 The Aprilaire 4191 operates onFor service technicians requiring a reliable drop in for Penn Ventilator units, the Fasco D0346 Motor provides the specific torque and multi speed capability needed for commercial exhaust and ventilation systems. This 3. 3 inch diameter motor is a direct OEM replacement motor, featuring a robust Permanent Split Capacitor (PSC) design that ensures efficient continuous duty performance. Operating at 115V with a 2. 9 Amp draw, this 1 4 HP blower motor