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What causes a thermocouple signal to drop below the required 20 mV
a trip at the 325 PSI threshold indicates restricted airflow over the condenser coil
Common Questions & Answers: Is the 10Y66 a direct substitute for the 69H12
eliminating hardware mismatching during HVAC system diagnostics
Nordyne 632515R Pressure Switch What causes a thermocouple signalThe Nordyne 632515R Pressure Switch is a critical OEM replacement part designed for high efficiency gas furnaces and air handlers. Engineered as a dual pressure switch, this component performs a vital safety function by monitoring both negative and positive pressure conditions within the combustion assembly. This unit is the direct factory authorized successor to the retired Nordyne 632515, featuring precise set points calibrated at 0. 73" WC (vacuum)
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