Trane SWT1744 Limit 319848-301 Common Questions: What are the

Common Questions: What are the signs that this ignitor needs replacement

rated for 350°F operation for 30 minutes

and all necessary gaskets (bonnet and main body) to ensure a bubble-tight seal

Utilizing advanced infrared sensing technology

utilizing a POE (Polyolester) oil charge to ensure long-term reliability and compatibility with chlorine-free HFC refrigerants

Trane SWT1744 Limit 319848-301 Common Questions: What are theThe Trane SWT1744 High Limit Switch is a critical safety component designed for industrial HVAC systems and heavy duty gas furnace applications. This OEM replacement part serves as a thermal safeguard, featuring a fixed 190F temperature limit to prevent equipment overheating and potential heat exchanger damage. Unlike standard limit discs, the SWT1744 includes an integrated fan time delay mechanism, ensuring the blower motor continues to circulate air