{"product_id":"ebr77177504-air-conditioner-main-pcb","title":"LG Air Conditioner Main PCB Board - EBR77177504","description":"\u003cp\u003eEnsure complete and reliable control of your air conditioning system with the LG Main PCB Board EBR77177504. This essential component manages core AC operations such as compressor activation, fan control, temperature regulation, and system communication. A malfunctioning PCB can lead to system errors, unstable performance, or complete failure.\u003c\/p\u003e\u003cp\u003eBuilt with advanced circuit technology and high-quality electronic components, this PCB ensures stable operation, precise signal processing, and long-lasting durability. It plays a key role in maintaining energy efficiency and smooth coordination between all AC components.\u003c\/p\u003e\u003cstrong\u003eInstallation \/ Replacement Instructions:\u003c\/strong\u003e\u003col style=\"list-style:none;padding-left:0;margin-left:0;\"\u003e\n\u003cli\u003eTurn off the air conditioner and disconnect power supply.\u003c\/li\u003e\n\u003cli\u003eOpen the indoor unit control panel carefully.\u003c\/li\u003e\n\u003cli\u003eDisconnect all wiring harnesses from the existing PCB.\u003c\/li\u003e\n\u003cli\u003eRemove the faulty EBR77177504 board from its mounting position.\u003c\/li\u003e\n\u003cli\u003eInstall the new PCB and reconnect all wiring securely.\u003c\/li\u003e\n\u003cli\u003eClose the panel and test system functionality.\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003eCompatible with select LG air conditioner models, this OEM-quality main PCB ensures dependable system control and efficient cooling performance.\u003c\/p\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003cul style=\"list-style:none;padding-left:0;margin-left:0;\"\u003e\n\u003cli\u003eMain PCB board – part number EBR77177504\u003c\/li\u003e\n\u003cli\u003eControls compressor, fan, and system operations\u003c\/li\u003e\n\u003cli\u003eHigh-precision electronic circuitry for stable performance\u003c\/li\u003e\n\u003cli\u003eEnsures efficient cooling and energy optimization\u003c\/li\u003e\n\u003cli\u003eDurable components for long service life\u003c\/li\u003e\n\u003cli\u003eImproves system communication and responsiveness\u003c\/li\u003e\n\u003cli\u003eOEM-quality replacement for reliable operation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LG","offers":[{"title":"Default Title","offer_id":39666966397107,"sku":"EBR77177504","price":315.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/4003\/1667\/files\/imageDisplay_83901e9f-3e98-4806-afb3-0350e529cb1b.jpg?v=1717436665","url":"https:\/\/lgparts.com\/products\/ebr77177504-air-conditioner-main-pcb","provider":"LG Parts","version":"1.0","type":"link"}