DescriptionThis video provides step-by-step instructions for replacing the wifi board on an LG Air Conditioner. The most common reason for replacing this part is if the AC unit will not connect to wifi.
All of the information in this video is applicable to the following brands: LG
Step-By-Step Instructions1
To replace the wi-fi board in this lg built-in air conditioner…
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… you will need a phillips-head screwdriver.
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Before you begin the procedure, unplug the unit’s power cord.
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Remove the inlet cover by detaching it from the top first.
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Pull the air filter up and out.
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Use the phillips-head screwdriver to unthread the two mounting screws securing the front grille assembly.
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Pull the assembly out from the bottom then lift up to detach.
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Disconnect the wire connecter to fully remove the assembly.
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Disconnect the wire connecter from the wi-fi board.
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Now unthread the mounting screw securing the board to the frame.
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Pull the cover retaining tab outward to release the old board.
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To install the new wi-fi board…
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… first align it in the cover and snap it into place.
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Position the assembly in the frame…
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… and thread the mounting screw.
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Connect the wire connecter.
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Reinstall the front grille assembly by first connecting the wire connecter.
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Make sure the vent lever is accessible just below the horizontal louver as you insert the upper tabs into the slots in the frame, then position and snap the sides of the grille into place.
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Rethread the two mounting screws to secure.
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Realign the air filter by positioning the bottom edge first then snap the top of the filter into place.
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Align the inlet cover hinge tabs with the slots in the grille assembly then snap the top portion of the cover into position.
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Plug the power cord back in…
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… and the air conditioner should be ready for use.