Durable Construction: Heavy-duty brass material provides superior heat resistance and prevents stripping during installation

providing reliable latent and sensible heat removal

Common indicators include "Sensor Open" or "No Flame Signal" errors despite valid sensor readings

Smith water heater systems

This model typically arrives with a mineral oil charge suitable for R-22 applications

Trane SWT1432 Vent Switch 320788-702 Durable Construction: Heavy-duty brass materialThe Trane SWT1432 Vent Switch is a critical safety component engineered for residential and light commercial furnaces with 1 to 4 MBH heating capacity. Designed to monitor flue safety, this blocked vent switch is calibrated to open at 240F, immediately interrupting the 240 VAC, 25A circuit if venting temperatures exceed safe thresholds due to airflow restrictions. This OEM furnace safety switch identifies potential flue obstructions or downdrafts that