Carrier HH12HV151 Limit Switch 323080-701 and verify that the system

and verify that the system has the proper subcooling charge

as well as Trane part numbers IGN00104

It's the direct replacement for obsolete models like 8407-034

ensuring positive shut-off and reliable opening under load

ensuring precise terminal matching for remote thermostat installations or front desk control interfaces in hospitality applications

Carrier HH12HV151 Limit Switch 323080-701 and verify that the systemThe Carrier HH12HV151 Limit Switch is a critical OEM replacement part designed for precise thermal regulation within Carrier, Bryant, and Payne furnace air handlers. Engineered as a primary safety limit control, this snap action switch monitors the heat exchanger temperature to prevent overheating and potential component damage. It utilizes a fixed temperature setting to open the electrical circuit if the internal plenum temperature exceeds factory