system lockout error codes (typically 2 or 3 flashes on most control boards)

while the long dryseal pipe threads ensure a deep

maintaining the integrity of the electromagnetic circuit

the 6312ZZC3EMQ delivers a high dynamic load rating of 81

preventing incomplete combustion

Trane SWT3546 Pressure Switch 318423-701 system lockout error codes (typicallyThe Trane SWT3546 Pressure Switch (Mfr Part #: SWT03546) is a critical OEM replacement part engineered for precise low side monitoring in Trane and American Standard HVAC units. This single pole, single throw (SPST) switch features a calibrated open pressure of 50 psig and a close pressure of 70 psig, effectively preventing compressor slugging and long term damage due to low refrigerant charge or restricted airflow. Designed for HVAC repair