Help Library: Help Library: [LG Air-Conditioner Power] [First Use of Product after Installation] The air-conditioner is turned off by itself. The louver opens, and then closes after a while. The air-conditioner is not turned on

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<div class="content-service-view">
        <p>
            If test run after installation of the product is not normally performed, No message may be displayed, or the
            product is turned off soon after installation.<br>
            Carry out test running of the product.
        </p>        
<div class="tip-box">
            <strong class="tip-tit">What is a test run?</strong>
            
<div class="con-view">
                This is the function with which the product checks the product’s condition while operating by
                itself.<br>
                Products in which test running was not performed do not operate normally.
            </div>
        </div>
        
<h3 class="sub-tit">Product symptoms when a test run is not performed</h3>
        <p class="txt-idt">
            1. An error code occurs in the product. [No display]</p>        <p class="txt-idt">
            2. 3 LEDs blink continuously at the same time.</p>        <p class="txt-idt">
            3. The louver opens and then closes after a while, or it does not work.</p>        <p class="txt-idt">
            ➔ Test run of the product might not normally performed if the same symptom persists immediately after
            installation.<br>
            You may ask test run to installation technician, or you can perform test run by yourself.
        </p>        
<h3 class="sub-tit">Checking the display for a “test run not performed” error</h3>
        <p class="info-desc idt">
            ➔ Failure of test run displayed on LED lamps, Failure of test run displayed on LED
            lamps [Three LED lamps turned on simultaneously]</p>        
<div class="img-only">
            <img alt="LAir conditioner trial operation mode display image" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=4eoESNnUDl0OiVmmYOAhg&amp;portalId=P1">
        </div>
        
<h2 class="tit">Try this</h2>
        
<h3 class="sub-tit">Test running</h3>
        <p class="info-desc idt">➔ Test running of LED type</p>        <p class="txt-idt">1. Open the louver of the indoor unit.</p>        
<div class="img-only">
            <img alt="Indoor unit wind blade opening image" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=CnnjWmapsANhnK2dmxN1aw&amp;portalId=P1">
        </div>
        <p class="txt-idt">
            2. Keep pressing the forced operation switch on the right of the product for 3 to 6 seconds.<br>
            Test run starts once you opt out from the switch when ‘cling’ sounds once from the product.
        </p>        
<div class="img-only">
            <img alt="After opening the wind blades of the indoor unit, press the forced operation switch located on the right side of the product for 3 to 6 seconds to hear a ding sound." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=mKQX4foF8FHbvI9NRNw&amp;portalId=P1">
        </div>
        <p class="txt-idt">
            3. “Lo” is displayed for approximately 3 minutes during test run, and progress ratio of the required test
            run is displayed in numbers between 1 and 99 for approximately 4 minutes.<br>
            EN is immediately displayed, and the selected mode is automatically executed for approximately 10
            minutes.<br>
            Wait until the test running is completed.
        </p>        
<div class="img-only">
            <img alt="approximately. 3 minutes Lo display/approx. 4 minutes 00-99 display/approx. 10 minute EN display" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=CVWui5R9f78tDH40ny0Ow&amp;portalId=P1">
        </div>
        <p class="info-desc">[required operation]: It takes approximately 0 to 3 minutes.</p>        <p class="info-desc">[required operation]: It takes approximately 4 minutes.</p>        <p class="info-desc">[optional operation]: It takes approximately 10 minutes.</p>        
<div class="tip-box">
            <strong class="tip-tit">Warning!</strong>
            <p>
                Do not press the forced operation switch or a remote control button during test running.<br>
                The product does not operate normally if it is terminated before completing the required operation.<br>
                If you press the button, the test run may be stopped before completion.
            </p>        </div>
        
<h3 class="sub-tit">In case of check codes CH 05, 38, 53, 66, 90, and 91</h3>
        <p>
            If any of the check codes is displayed, have the installation technical check the products for erroneous
            wiring of power cables, or status of refrigerant during installation of the product.<br>
            It is recommended that you check the product status after having an installation technician check the
            installation status first.
        </p>        <p class="help-txt">This guide was created for all models, so the images or content may be different from your
            product.</p>    </div>

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[LG Air-Conditioner Power] [First Use of Product after Installation] The air-conditioner is turned off by itself. The louver opens, and then closes after a while. The air-conditioner is not turned on

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