though lower temperatures are recommended for potable water to prevent scale buildup

Always verify the voltage requirements (24VAC) and probe style (3/4" NPT) before installation

this unit ensures proper venting by extracting combustion gases and maintaining the pressure differential required for safe burner operation

Common culprits include moisture buildup in the sensing lines (often seen in high-efficiency 90%+ condensing furnaces)

Fasco D1143 Motor Els PW 17895 though lower temperatures are recommendedThe Fasco D1143 is an OEM replacement motor designed for versatile 3. 3 inch diameter applications, commonly utilized in exhaust fans, evaporative coolers, and specific furnace configurations. This shrouded 115V HVAC motor operates at a fixed speed of 1550 RPM with a 1 20 HP output. Engineering specifications include a shaded pole motor design with a 1. 1 amp draw, ensuring reliable performance in intermittent duty or continuous airflow environments.