{"product_id":"oem-goodman-defrost-control-board-for-ash130181aa-pcbdm101s","title":"OEM Goodman Defrost Control Board for ASH130181AA — PCBDM101S","description":"\u003ch2\u003eGoodman PCBDM101S Defrost Control Board\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003ePCBDM101S\u003c\/strong\u003e is the genuine OEM defrost control board for the \u003cstrong\u003eASH130181AA\u003c\/strong\u003e heat pump. This board is the brain of the outdoor unit's heat-mode operation — it monitors the defrost thermostat, times the defrost cycle, energizes the reversing valve and auxiliary heat, and controls the compressor contactor. A failed PCBDM101S typically shows up as ice buildup on the coil, no defrost, or a unit that won't switch between heating and cooling.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: PCBDM101S\u003c\/li\u003e\n\u003cli\u003eFits Model: ASH130181AA (Heat Pump)\u003c\/li\u003e\n\u003cli\u003eType: Demand\/time-based defrost control board\u003c\/li\u003e\n\u003cli\u003eSelectable Defrost Timing: field-jumper selectable intervals\u003c\/li\u003e\n\u003cli\u003eInputs\/Outputs: Defrost sensor, reversing valve, contactor, aux heat\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (Amana compatible)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eAftermarket universal defrost boards require re-jumpering and often can't replicate Goodman's exact terminal layout or timing logic, leading to short-cycling or improper defrosts. The OEM PCBDM101S is a plug-in match for the original harness and preserves the factory defrost algorithm for efficient, reliable cold-weather operation.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eRating: Moderate.\u003c\/strong\u003e With power off at the disconnect, photograph and label all wire connections, transfer leads one at a time to the new board, and set the defrost timing jumper to match the old board. Typically a 30–45 minute job. Working near 240V; if unsure, use a licensed HVAC technician.\u003c\/p\u003e\u003cp\u003eGenuine OEM control reliability with fast shipping from National HVAC Parts.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058300076403,"sku":"GOODMAN-15929","price":58.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-defrost-control-board-for-ash130181aa-pcbdm101s","provider":"National HVAC Parts","version":"1.0","type":"link"}