If your blower motor runs continuously even when the heater is off

install the muffler as close to the compressor discharge as possible

regardless of load

If you hear a loud grinding or vibrating noise

Does this part require special adapters for installation

Aurora Pump 42001-0053S Thermistor 320819-301 If your blower motor runsThe Aurora Pump 42001 0053S Thermistor is a critical temperature sensor designed specifically for integration within Aurora centrifugal pumps and industrial HVAC applications. This precision engineered thermal resistor provides high accuracy monitoring of motor windings and pump housing temperatures, preventing catastrophic failure due to overheating. As a genuine Aurora pump replacement part, it ensures seamless compatibility and restores the