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The Goodman B1226206 Accumulator is a genuine OEM suction-line accumulator engineered as a direct-fit replacement for the Goodman/Amana APH1530M41AB heat pump. Positioned on the suction line ahead of the compressor, the accumulator traps liquid refrigerant and oil, metering it back to the compressor as vapor. This is especially critical on heat pumps, where the defrost cycle and cold-weather operation can send liquid refrigerant toward the compressor — a condition called slugging that can destroy valves and bearings.
This genuine OEM accumulator is sized to the exact internal volume and oil-return orifice specification of your system. Undersized or mismatched aftermarket accumulators can starve the compressor of oil or fail to hold the required liquid volume during defrost. OEM sizing keeps refrigerant charge behavior predictable and protects your compressor investment.
Advanced — EPA-certified technician required. The accumulator is part of the sealed refrigerant circuit. Replacement requires refrigerant recovery, careful brazing of the suction connections, evacuation to a deep vacuum, and a full recharge to nameplate. Keep the body cool while brazing and always install a new filter drier at the same time. This repair should be performed only by a licensed HVAC professional.