Carrier HH79TZ039 Thermister 321702-401 technicians should verify the solenoid

technicians should verify the solenoid valve coil 120V rating and lead length match the existing actuator to ensure optimal performance and code compliance during installation

Simplified Maintenance: Direct OEM replacement for part number B5146

Built with a 20-micron filtration rating and a specialized desiccant blend

The most common causes are restricted air filters or undersized ductwork

Carrier HH79TZ039 Thermister 321702-401 technicians should verify the solenoidThe Carrier HH79TZ039 Thermistor is a critical engineering component designed for high precision thermal monitoring within Carrier, Bryant, and Payne HVAC systems. Functioning as a 3k ohm resistance based temperature sensor, this probe provides the essential feedback loop required for the control board to modulate compressor cycles and fan speeds accurately. With an operating range of 0 to 158 F, the HH79TZ039 is frequently utilized as a supply air