Trane SWT3254 Pressure connection 340793-762 Universal Application: Compatible with HCFC

Universal Application: Compatible with HCFC and CFC refrigerants using mineral or alkyl benzene oils

As a veteran-grade HVAC furnace air pressure switch

the internal solenoid or mechanical seat has likely failed

ensure the frequency remains within the specified operating parameters to maintain signal accuracy

Is the sensing element affected by ambient air

Trane SWT3254 Pressure connection 340793-762 Universal Application: Compatible with HCFCThe Trane SWT3254 is a professional grade single pole, single throw (SPST) pressure switch engineered to monitor and control air pressure within residential and commercial HVAC systems. This OEM Trane American Standard safety component is calibrated with a fixed set point of 1. 65" wc (water column), ensuring that the inducer motor generates sufficient vacuum for safe flue gas venting before allowing the ignition sequence to proceed. Designed for high