The Carrier LH32RF082 Orifice is a high-precision fixed-orifice metering device designed for critical refrigerant flow control in Carrier, Payne, and Bryant HVAC systems. Featuring a #45 orifice size with a physical 0.082-inch diameter, this OEM component is essential for maintaining the correct pressure drop across the evaporator coil. In a fixed-bore system, this orifice serves as the primary restriction, converting high-pressure liquid refrigerant into a low-pressure saturated mixture to facilitate efficient heat absorption.

For service technicians, ensuring a precise match between the piston size and the system's compressor capacity is non-negotiable to prevent compressor flooding or low suction pressure. This factory-authorized part is typically utilized in applications involving Liquefied Petroleum (LP) gas burners and specific residential AC or heat pump configurations requiring a fixed expansion device. When installing the LH32RF082, technicians must verify the Target Superheat based on current indoor and outdoor ambient conditions, as fixed orifices lack the modulating capabilities of a TXV and are highly sensitive to refrigerant charge levels.

Key Benefits:

• Precise Flow Regulation: The calibrated 0.082 diameter ensures consistent refrigerant metering for optimal energy efficiency.
• OEM Compatibility: Specifically engineered for Carrier and Payne furnaces, heat pumps, and packaged units.
• Direct Replacement: Simplifies repairs in systems utilizing fixed expansion valves or standard #45 orifices.
• System Stability: Facilitates a stable flame and efficient combustion in LP heating applications.

Common Questions:

• Can I swap this orifice for a different size? No. The orifice must be matched to the outdoor unit's capacity and manufacturer specifications to maintain balanced system pressures.
• What happens if the orifice is oversized? An oversized orifice leads to low superheat, potentially allowing liquid refrigerant to reach and damage the compressor.
• Is this part compatible with R-410A systems? Compatibility depends on the specific piston chart provided by the manufacturer for the evaporator coil and condenser match.

Item is Non Cancelable / Non Returnable

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.