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Built to the rigorous standards of Johnson Controls
On a loss of signal or air pressure
and Frigidaire systems
For contractors managing Carrier flow switch troubleshooting
This kit is intended for standard altitude adjustments
Advanced Distributor Products 176799949 Piston Orifice R-407C Built to the rigorous standardsThe Advanced Distributor Products 176799949 Piston Orifice is a precision engineered #49 R410A piston designed to provide reliable refrigerant flow control in residential cooling systems. Specifically calibrated for 1. 5 ton HVAC evaporator coils, this fixed metering device ensures that your system maintains the correct pressure balance required for peak efficiency. As a genuine ADP replacement part, the 176799949 is the direct functional successor to
