When diagnosing a failed condenser fan motor

the internal bi-metal disc may be fatigued and require replacement

the stainless steel probe is hermetically sealed to protect the 10k ohm NTC thermistor from failure caused by condensation or high humidity

Common indicators include the fan not spinning despite power being supplied

System Protection: Critical high-limit safety switch functionality prevents blower motor or heat exchanger damage during overtemp conditions

Schneider Electric (Viconics) VT7350C5031B Thermostat Els PW 17895 When diagnosing a failed condenserThe Schneider Electric VT7350C5031B is a high performance BACnet MS TP communicating thermostat designed specifically for commercial fan coil applications. As the direct replacement for the legacy VT7200C5031, this controller integrates an onboard humidity sensor to manage 2 pipe or 4 pipe configurations with ease. It features terminal equipment controllers that provide precise proportional or on off control for floating valves and multi speed fans.