it must be mounted with the diaphragm in a vertical plane

This furnace gas manifold delivers consistent gas flow to multiple burners

Should the pressure drop below safe operating parameters

Industrial Build Quality: Built with high-grade brass construction to withstand the thermal stress of commercial water heater maintenance

This indicates the auto limit switch is calibrated to open (break the circuit) at 110

Nidec-US Motors D13B10N49 Motor 340155-7026 it must be mounted withThe Nidec US Motors D13B10N49 (Emerson Model 6449) is a robust 1 3 HP 115V fractional horsepower motor designed specifically for demanding HVACR commercial and residential duty cycles. This two speed motor operates at 1725 1140 RPM, providing precise airflow control and system efficiency. Built on a NEMA 48 frame with a 1 2 inch shaft diameter, it features Resilient Base mounting (cradle mount) to significantly reduce vibration and acoustic feedback