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The Goodman B1796630 Flowrator Inlet Tube is a genuine OEM refrigerant-metering component engineered for the Goodman AEPF42601AA air handler. The flowrator (piston-style metering device) regulates refrigerant flow into the evaporator coil, and the inlet tube provides the precise, leak-tight connection to the liquid line. A worn, kinked, or restricted inlet tube can cause poor cooling, frost on the coil, and high head pressure — replacing it with the correct OEM part restores rated performance.
This is the genuine Goodman OEM tube, manufactured to the exact length, diameter, and bend geometry specified for the AEPF42601AA. Generic or universal tubing often requires field bending and re-brazing, increasing the risk of leaks and refrigerant charge errors. The OEM part drops into the factory location and protects your system warranty.
Hard (Professional). Replacement requires recovering the refrigerant charge, brazing, evacuating, and recharging the system. This work should be performed by an EPA 608-certified HVAC technician.
Pair with the matching seal kit and always pressure-test connections after brazing. Genuine Goodman parts ship ready to install for the AEPF42601AA.