Carrier EF32CW233 Gas Valve

The Carrier EF32CW233 Gas Valve is a 24V single-stage, fast-opening control designed for high-performance gas flow regulation in residential and commercial heating systems. This OEM replacement gas valve features a 1/2" NPT inlet and a 3/4" NPT outlet, providing a robust solution for technicians servicing Carrier, Bryant, and Payne equipment. Engineered for reliability, this component is a direct replacement for 301273-702, as well as obsolete part numbers EF32CW183, EF32CW183A, EF32CW183B, EF32CB197A, and EF32CW184A. It is primarily utilized in systems with Hot Surface Ignition (HSI) or Direct Spark Ignition (DSI) and comes factory-set for natural gas at 3.5" W.C. manifold pressure. The unit includes a 1/4" compression fitting for pilot gas and a top-mounted barbed pressure fitting for precise manifold adjustments during commissioning. Its compact footprint and 24V 1/2" x 3/4" natural gas valve configuration ensure a drop-in fit for standard furnace cabinets, minimizing field modifications.

• Universal Compatibility: Serves as a Carrier HVAC part cross-reference for over twenty legacy ICP and Carrier part numbers.
• Precise Regulation: Features an adjustable pressure regulator (2.5" to 5.0" W.C. range) for optimal combustion stability.
• Easy Installation: Equipped with standard 1/4" male spade terminals and built-in pressure taps for rapid troubleshooting and testing.
• Technical Versatility: Suitable for furnace gas valve replacement in systems requiring up to 290,000 BTU/HR capacity.

Is this valve compatible with LP gas systems?
The EF32CW233 is shipped for natural gas use but can be converted for Liquid Propane (LP) applications using a compatible 92-0659 conversion kit. Always verify manifold pressure settings after conversion.

What is the purpose of the barbed fitting on top of the valve?
This fitting is used for a pressure tube connection to sense collector box pressure in certain furnace models. If the original failed valve did not use this port, the barbed fitting should remain in place but may not require a hose connection depending on the specific equipment design.

Why is there a difference in wiring between the old EF32CW183 and this model?
As an updated OEM design, the EF32CW233 may feature a different terminal layout than legacy counterparts. Technicians should always follow the included wiring schematic to ensure proper 24V circuit continuity.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.