micro-adjustable water level calibration

Inspect the stem for scratches or pitting

25-inch internal diameter (ID)

this part ensures the inducer motor is generating the required static pressure before allowing the ignition sequence to proceed

6" WC but the switch remains open

Nidec-US Motors N157 Inducer Motor 321702-401 micro-adjustable water level calibrationWhen you're troubleshooting a failed furnace exhaust system, the Nidec US Motors N157 Inducer Motor is a rugged, industry standard choice for draft inducer applications. This 1 30HP furnace inducer motor operates at 3000 RPM on a 120Vac (115V nominal) power supply, pulling a consistent 1. 6 Amps. Designed as a direct OEM replacement motor, it features a shaded pole motor design and is thermally protected with an automatic reset to prevent burnout