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Common Questions Is the GQD131
Field Adjustability: Integrated bias adjustment (+/- 15 PSI) allows for precise calibration and signal offsetting
maintaining factory-spec safety timings and airflow sequences
this 120 VAC component utilizes a SPDT configuration to provide precise safeties for both high and low-pressure thresholds
protecting internal motor windings and system relays
Resideo VR4300A4502 Valve 321894-709 Common Questions Is the GQD131The Resideo VR4300A4502 is a robust 3 4 inch NPT dual automatic combination gas valve designed for 120 Vac standing pilot applications in high capacity atmospheric boilers and commercial furnaces. Built for reliability in demanding environments, this standard opening gas valve manages BTU capacities from 30,000 up to 300,000 BTU hr. It features a single stage design with a straight through flow pattern and a factory set 3. 5 inch water column outlet
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