Resideo Q309A1970 Thermocouple 320735-701 or heaters

or heaters

Precision Airflow Management: Integrated minimum position adjustment allows for field-calibrated bypass air

While light oxidation can sometimes be removed with a dollar bill or very fine emery cloth

long-term performance under demanding contractor specifications

but most standard Carrier EAC units use multiple wires per cell

Resideo Q309A1970 Thermocouple 320735-701 or heatersThe Resideo Q309A1970 Thermocouple is a high performance pilot flame detector designed for standing pilot systems in residential and commercial gas fired equipment. This 30 millivolt heavy duty thermocouple features a 24 inch lead and a standardized split nut connection for a secure fit to the gas control valve. It is engineered to provide precise millivolt output, typically between 26mV and 32mV open circuit, ensuring the safety string remains closed