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The Goodman B1796630 is a genuine OEM flowrator inlet tube for the ARPF363616BA air handler and compatible Goodman/Amana evaporator coils. This tube feeds refrigerant into the flowrator (piston-style metering device) at the coil inlet, ensuring correct refrigerant distribution for proper cooling capacity and efficiency. Replace a kinked, corroded, or damaged inlet tube to restore reliable metering.
This OEM tube is sized and bent to match the factory coil inlet exactly, preserving the correct refrigerant path and braze-joint geometry. Aftermarket tubing may differ in diameter or length, risking restriction, leaks, or improper metering. The OEM part guarantees a precise refrigerant-side fit.
Professional (4/5). Replacing refrigerant-circuit tubing requires recovering refrigerant, brazing, evacuating, and recharging the system. This should be performed by an EPA-certified HVAC technician. Improper handling can damage the system or violate refrigerant-handling regulations.