Carrier 321097-201 Check Valve 319848-301 the maximum stall torque is

the maximum stall torque is rated up to 105 lb-in to prevent gear damage under excessive load

but a restrictor gauge or regular inspection during compressor maintenance is recommended to prevent restricted airflow

What models are compatible with this potential relay

or a shorted gas valve solenoid before installing the Carrier HT680054

How can I verify if this limit switch is bad

Carrier 321097-201 Check Valve 319848-301 the maximum stall torque isThe Carrier 321097 201 Check Valve is a critical fluid control component engineered for precise refrigerant migration management in high performance split systems and packaged units. Designed to maintain HVAC unidirectional flow, this valve prevents liquid refrigerant from migrating back into the compressor during the off cycle, mitigating the risk of flooded starts and oil dilution. This specific Carrier OEM check valve is built to withstand the high