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This HVAC expansion valve features 5/8-inch mechanical fittings
Millivolt Reliability: Operates on 250mV to 750mV systems
Whether you are replacing a compressor or performing a full system retrofit
The green label specifically denotes the 0
This OEM gas valve replacement is essential for restoring multi-stage heating functionality and efficient fuel regulation in compatible Carrier
Utica-Dunkirk 18682 Pressure Switch 322838-754 This HVAC expansion valve featuresThe Utica Dunkirk 18682 Pressure Switch is a critical safety component engineered for precise combustion air proving in high efficiency boilers and furnaces. Rated at . 60" WC (Water Column), this normally open (NO) switch is factory calibrated to ensure the inducer fan generates sufficient static pressure before allowing the ignition sequence to proceed. As a veteran technician knows, maintaining the correct differential pressure is non negotiable
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