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The Goodman B1226206 is a genuine OEM suction-line accumulator engineered for the ASZ130301AA 13 SEER heat pump condensing unit. Mounted on the compressor suction side, the accumulator traps unevaporated liquid refrigerant during defrost and low-load operation, then meters it back into the compressor as vapor. This single component is one of the most important safeguards against liquid slugging — the leading cause of premature compressor failure in heat pump systems.
This is a factory-original Goodman assembly, dimensionally matched to the ASZ130301AA cabinet and refrigerant charge. Aftermarket accumulators often use a different internal volume or oil-return orifice size, which can alter compressor oil return and void your equipment warranty. Choosing OEM guarantees correct fit, correct charge behavior, and full warranty compliance.
Difficulty: Advanced (Professional Recommended). Replacement requires recovering the system refrigerant, brazing the accumulator into the suction line, pulling a vacuum, and recharging to the nameplate specification. EPA Section 608 certification is required to handle the refrigerant. Budget 2–3 hours for a licensed HVAC technician.
Backed by genuine Goodman quality. Order the B1226206 today to keep your ASZ130301AA heat pump running reliably.