{"product_id":"oem-goodman-defrost-control-board-for-gmt045-3-pcbdm101s","title":"OEM Goodman Defrost Control Board for GMT045-3 — PCBDM101S","description":"\u003ch2\u003eGoodman PCBDM101S Defrost Control Board\u003c\/h2\u003e\u003cp\u003eThe Goodman PCBDM101S is a genuine OEM defrost control board designed for the \u003cstrong\u003eGMT045-3\u003c\/strong\u003e and compatible Goodman\/Amana heat pump systems. This board manages the defrost cycle, reversing valve operation, and outdoor fan and compressor timing to keep the coil free of frost in heating mode. A failed board can cause no defrost, constant defrost, a unit that ices over, or a system that won't switch between heating and cooling — replacing it restores reliable seasonal operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart number: PCBDM101S\u003c\/li\u003e\n\u003cli\u003eComponent type: Defrost control circuit board\u003c\/li\u003e\n\u003cli\u003eFunction: Defrost timing, reversing valve and fan control\u003c\/li\u003e\n\u003cli\u003eFit: Goodman GMT045-3 series and compatible heat pumps\u003c\/li\u003e\n\u003cli\u003eIncludes: Board with terminal connections and mounting standoffs\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (OEM)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman PCBDM101S\u003c\/strong\u003e guarantees exact terminal layout, jumper timing settings, and firmware behavior for a direct plug-in replacement and warranty compatibility. Our \u003cstrong\u003egeneric equivalent\u003c\/strong\u003e replicates the same connections and defrost logic at a lower price — always photograph existing wiring and confirm jumper\/timing settings before swapping.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIntermediate.\u003c\/strong\u003e Board replacement requires disconnecting power, labeling and transferring wiring one terminal at a time, matching defrost-timing jumpers to the old board, and mounting the new board. No refrigerant work is needed. Verify power is off and connections are secure before restoring operation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058154881395,"sku":"GOODMAN-PCBDM101S","price":58.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-defrost-control-board-for-gmt045-3-pcbdm101s","provider":"National HVAC Parts","version":"1.0","type":"link"}