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or internal module faults
The adjustable high limit (100–220°F) and low limit (110–200°F) dials
Rapid cycling often indicates a failing head pressure control switch or an incorrect pressure setting
Whether you are troubleshooting weak airflow or addressing a seized bearing
York S1-031-09164-000 Sensor 322838-754 or internal module faultsThe York S1 031 09164 000 Sensor is a precision engineered 10K Ohm Type III thermistor specifically designed to monitor evaporator coil conditions during the defrost cycle. Featuring a 98 inch blue lead wire, this NTC (Negative Temperature Coefficient) sensor provides technical flexibility for varied cabinet routing, ensuring the thermal connection remains isolated from moisture rich environments. As an authentic OEM component, it maintains the