{"id":50,"date":"2023-07-26T14:37:02","date_gmt":"2023-07-26T21:37:02","guid":{"rendered":"https:\/\/unitedappliances.com\/us\/?page_id=50"},"modified":"2026-05-15T16:45:19","modified_gmt":"2026-05-15T23:45:19","slug":"error-codes","status":"publish","type":"page","link":"https:\/\/unitedappliances.com\/us\/error-codes\/","title":{"rendered":"Error codes"},"content":{"rendered":"<section class=\"bde-section-50-215 bde-section\">\n  \n  \n\t\n\n\n\n<div class=\"section-container\"><h1 class=\"bde-heading-50-216 bde-heading\">\nERROR CODES\n<\/h1><div class=\"bde-image-50-217 bde-image\">\n<figure class=\"breakdance-image breakdance-image--129\">\n\t<div class=\"breakdance-image-container\">\n\t\t<div class=\"breakdance-image-clip\"><img decoding=\"async\" class=\"breakdance-image-object\" src=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/07\/separador-titulos-ua-03.svg\" width=\"\" height=\"\"><\/div>\n\t<\/div><\/figure>\n\n<\/div><div class=\"bde-rich-text-50-218 bde-rich-text breakdance-rich-text-styles\">\n<p>IF YOUR UA SPLIT UA PRESENTS A PROBLEM, THE DISPLAY OF YOUR INDOOR UNIT WILL SHOW AN ERROR CODE AND IN THIS WAY WE CAN KNOW OR GUIDE YOU ON HOW TO SOLVE IT.<\/p>\n<\/div><\/div>\n<\/section><section class=\"bde-section-50-221 bde-section\">\n  \n  \n\t\n\n\n\n<div class=\"section-container\"><div class=\"bde-columns-50-222 bde-columns\"><div class=\"bde-column-50-223 bde-column\">\n  \n  \n\t\n\n\n\n<h3 class=\"bde-heading-50-224 bde-heading\">\nHIGHWALL \n<\/h3><div class=\"bde-image-50-225 bde-image\">\n<figure class=\"breakdance-image breakdance-image--737\">\n\t<div class=\"breakdance-image-container\">\n\t\t<div class=\"breakdance-image-clip\"><img loading=\"lazy\" decoding=\"async\" class=\"breakdance-image-object\" src=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-01.webp\" width=\"1080\" height=\"1080\" srcset=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-01.webp 1080w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-01-300x300.webp 300w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-01-1024x1024.webp 1024w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-01-150x150.webp 150w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-01-768x768.webp 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\"><\/div>\n\t<\/div><\/figure>\n\n<\/div><div class=\"bde-advanced-tabs-50-226 bde-advanced-tabs\">\n\n\n        \n  \n  \n  <div class=\"bde-tabs__tabslist-container bde-tabs__tabslist-container--scrollable is-vertical js-tabs-container\">\n    <div class=\"bde-tabs__tabslist bde-tabs__tabslist--bar js-tablist\" role=\"tablist\" aria-label=\"Content tabs\" aria-orientation=\"vertical\" data-tabs-id=\"bde-advanced-tabs-50-226\">\n      \n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-226-1\" id=\"tab-bde-advanced-tabs-50-226-1\" data-value=\"1\">\n                    <span class=\"bde-tabs__tab-title\">E0<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-226-2\" id=\"tab-bde-advanced-tabs-50-226-2\" data-value=\"2\">\n                    <span class=\"bde-tabs__tab-title\">E1<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-226-3\" id=\"tab-bde-advanced-tabs-50-226-3\" data-value=\"3\">\n                    <span class=\"bde-tabs__tab-title\">P0<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-226-4\" id=\"tab-bde-advanced-tabs-50-226-4\" data-value=\"4\">\n                    <span class=\"bde-tabs__tab-title\">F4<\/span>\n        <\/button>\n          <\/div>\n  <\/div>\n\n<div class=\"bde-tabs-content-container\">\n  <div class=\"bde-advanced-tabs-content-50-227 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-228 bde-heading\">\nERROR CODE C0\n<\/h3><div class=\"bde-rich-text-50-229 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>REASON:<\/strong><\/p><p>IDU &amp; ODU Communication failure<\/p><p><strong>REMARK:<\/strong><\/p><p>The IDU &amp; ODU wiring connection correct?<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-230 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-231 bde-heading\">\nERROR CODE E6\n<\/h3><div class=\"bde-rich-text-50-232 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>REASON:<\/strong><\/p><p>IDU Room Temperature sensor failure. (IDU RT failure)<\/p><p><strong>REMARK:<\/strong><\/p><p>IDU sensor and PCB.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-233 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-234 bde-heading\">\nERROR CODE F0\n<\/h3><div class=\"bde-rich-text-50-235 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>REASON:<\/strong><\/p><p>IPM module protection.<\/p><p><strong>REMARK:<\/strong><\/p><p>ODU PCB<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-236 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-237 bde-heading\">\nERROR CODE F1\n<\/h3><div class=\"bde-rich-text-50-238 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>REASON:<\/strong><\/p><p>Cooling system gas flow abnormal PROTECTION.<\/p><p><strong>REMARK:<\/strong><\/p><p>Consult the troubleshooting manual.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-239 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-240 bde-heading\">\nERROR CODE H5\n<\/h3><div class=\"bde-rich-text-50-241 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>STATUS:<\/strong><br><br><strong>Cold: <\/strong>compressor stops operation, while indoor fan runs.<br><strong>Heat: <\/strong>all loads stop operation.<br><br><strong>CAUSE:<\/strong><br><br>1. COMP compressor terminal<br>2. Supply voltage<br>3. Compressor<br>4. Refrigerant charge quantity<br><br><strong>SOLUTION:<\/strong><br><br>1. Replace terminal.<br>2. If the circuit is restricted, repair and retest. If there are no restrictions and the component still does not work or does not work properly, replace it.<br>3. Replace compressor<br>4. Check pressures and set to specification.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-242 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-243 bde-heading\">\nERROR CODE H6\n<\/h3><div class=\"bde-rich-text-50-244 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>STATUS:<\/strong><br><br>The entire unit stops operating.<br><strong><br>CAUSE:<\/strong><br><br>1. Is the motor terminal loose?<br>2. Is the motor damaged?<br>3. Is the cable connected to the motor damaged?<br>4. Is the AP 1 control board of the indoor unit damaged?<br>5. Is the fan blocked?<br><br><strong>SOLUTION:<\/strong><br><br>1. Connect the terminal correctly.<br>2. Replace the evaporator unit motor.<br>3. Replace the evaporator unit motor.<br>4. Replace evaporator board.<br>5. Make sure that the fan is not blocked by a component that is out of place, arrange the component so that it does not obstruct the rotation of the fan.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div>\n<\/div>\n\n\n<\/div><div class=\"bde-button-50-245 bde-button\">\n        \n    \n    \n    \n    \n            \n                    \n            \n            \n\n    \n    \n    \n    \n    \n    <a class=\"breakdance-link button-atom button-atom--primary bde-button__button\" href=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/Lista-de-Codigos-de-error-HIGH-WALL-A-1.pdf\" target=\"_self\" data-type=\"url\"  >\n\n    \n        <span class=\"button-atom__text\">DOWNLOAD COMPLETE LIST<\/span>\n\n        \n        \n                <\/a>\n\n    \n\n\n<\/div>\n<\/div><div class=\"bde-column-50-246 bde-column\">\n  \n  \n\t\n\n\n\n<h3 class=\"bde-heading-50-247 bde-heading\">\nMULTIZONE\n<\/h3><div class=\"bde-image-50-248 bde-image\">\n<figure class=\"breakdance-image breakdance-image--738\">\n\t<div class=\"breakdance-image-container\">\n\t\t<div class=\"breakdance-image-clip\"><img loading=\"lazy\" decoding=\"async\" class=\"breakdance-image-object\" src=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-02.webp\" width=\"1080\" height=\"1080\" srcset=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-02.webp 1080w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-02-300x300.webp 300w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-02-1024x1024.webp 1024w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-02-150x150.webp 150w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/UA-USA-02-768x768.webp 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\"><\/div>\n\t<\/div><\/figure>\n\n<\/div><div class=\"bde-advanced-tabs-50-249 bde-advanced-tabs\">\n\n\n        \n  \n  \n  <div class=\"bde-tabs__tabslist-container bde-tabs__tabslist-container--scrollable is-vertical js-tabs-container\">\n    <div class=\"bde-tabs__tabslist bde-tabs__tabslist--bar js-tablist\" role=\"tablist\" aria-label=\"Content tabs\" aria-orientation=\"vertical\" data-tabs-id=\"bde-advanced-tabs-50-249\">\n      \n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-249-1\" id=\"tab-bde-advanced-tabs-50-249-1\" data-value=\"1\">\n                    <span class=\"bde-tabs__tab-title\">E0<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-249-2\" id=\"tab-bde-advanced-tabs-50-249-2\" data-value=\"2\">\n                    <span class=\"bde-tabs__tab-title\">E1<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-249-3\" id=\"tab-bde-advanced-tabs-50-249-3\" data-value=\"3\">\n                    <span class=\"bde-tabs__tab-title\">E2<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-249-4\" id=\"tab-bde-advanced-tabs-50-249-4\" data-value=\"4\">\n                    <span class=\"bde-tabs__tab-title\">E6<\/span>\n        <\/button>\n          <\/div>\n  <\/div>\n\n<div class=\"bde-tabs-content-container\">\n  <div class=\"bde-advanced-tabs-content-50-250 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-251 bde-heading\">\nERROR CODE E0\n<\/h3><div class=\"bde-rich-text-50-252 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>REASON:<\/strong><\/p><p>IDU &amp; ODU Communication failure<\/p><p><strong>REMARK:<\/strong><\/p><p>The IDU &amp; ODU wiring connection correct?<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-253 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-254 bde-heading\">\nERROR CODE H5\n<\/h3><div class=\"bde-rich-text-50-255 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>REASON:<\/strong><\/p><p>IDU Room Temperature sensor failure. (IDU RT failure)<\/p><p><strong>REMARK:<\/strong><\/p><p>IDU sensor and PCB.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-256 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-257 bde-heading\">\nERROR CODE H6\n<\/h3><div class=\"bde-rich-text-50-258 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>REASON:<\/strong><\/p><p>IDU Coil temperature sensor failure. (IDU IPT failure)<\/p><p><strong>REMARK:<\/strong><\/p><p>IDU sensor and PCB.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-259 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-260 bde-heading\">\nERROR CODE F4\n<\/h3><div class=\"bde-rich-text-50-261 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>REASON:<\/strong><\/p><p>IDU PG Fan motor\/DC fan motor works abnormal (IDU failure)<\/p><p><strong>REMARK:<\/strong><\/p><p>Fan motor, fan blade and PCB.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-262 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-263 bde-heading\">\nERROR CODE A1\n<\/h3><div class=\"bde-rich-text-50-264 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>Outdoor fan IPM module protection<\/strong><\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div>\n<\/div>\n\n\n<\/div><div class=\"bde-button-50-265 bde-button\">\n        \n    \n    \n    \n    \n            \n                    \n            \n            \n\n    \n    \n    \n    \n    \n    <a class=\"breakdance-link button-atom button-atom--primary bde-button__button\" href=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2026\/05\/Lista-de-Codigos-de-error-MULTI-MAXUM-PRO-A.pdf\" target=\"_self\" data-type=\"url\"  >\n\n    \n        <span class=\"button-atom__text\">DOWNLOAD COMPLETE LIST<\/span>\n\n        \n        \n                <\/a>\n\n    \n\n\n<\/div>\n<\/div><\/div><\/div>\n<\/section><section class=\"bde-section-50-104 bde-section\">\n  \n  \n\t\n\n\n\n<div class=\"section-container\"><div class=\"bde-columns-50-105 bde-columns\"><div class=\"bde-column-50-107 bde-column\">\n  \n  \n\t\n\n\n\n<h3 class=\"bde-heading-50-219 bde-heading\">\nSPLIT A\/C\n<\/h3><div class=\"bde-image-50-204 bde-image\">\n<figure class=\"breakdance-image breakdance-image--320\">\n\t<div class=\"breakdance-image-container\">\n\t\t<div class=\"breakdance-image-clip\"><img loading=\"lazy\" decoding=\"async\" class=\"breakdance-image-object\" src=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-split.png\" width=\"1555\" height=\"848\" srcset=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-split.png 1555w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-split-300x164.png 300w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-split-1024x558.png 1024w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-split-768x419.png 768w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-split-1536x838.png 1536w\" sizes=\"auto, (max-width: 1555px) 100vw, 1555px\"><\/div>\n\t<\/div><\/figure>\n\n<\/div><div class=\"bde-advanced-tabs-50-112 bde-advanced-tabs\">\n\n\n        \n  \n  \n  <div class=\"bde-tabs__tabslist-container bde-tabs__tabslist-container--scrollable is-vertical js-tabs-container\">\n    <div class=\"bde-tabs__tabslist bde-tabs__tabslist--bar js-tablist\" role=\"tablist\" aria-label=\"Content tabs\" aria-orientation=\"vertical\" data-tabs-id=\"bde-advanced-tabs-50-112\">\n      \n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-112-1\" id=\"tab-bde-advanced-tabs-50-112-1\" data-value=\"1\">\n                    <span class=\"bde-tabs__tab-title\">C5<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-112-2\" id=\"tab-bde-advanced-tabs-50-112-2\" data-value=\"2\">\n                    <span class=\"bde-tabs__tab-title\">E6<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-112-3\" id=\"tab-bde-advanced-tabs-50-112-3\" data-value=\"3\">\n                    <span class=\"bde-tabs__tab-title\">F0<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-112-4\" id=\"tab-bde-advanced-tabs-50-112-4\" data-value=\"4\">\n                    <span class=\"bde-tabs__tab-title\">F1<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-112-5\" id=\"tab-bde-advanced-tabs-50-112-5\" data-value=\"5\">\n                    <span class=\"bde-tabs__tab-title\">H5<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-112-6\" id=\"tab-bde-advanced-tabs-50-112-6\" data-value=\"6\">\n                    <span class=\"bde-tabs__tab-title\">H6<\/span>\n        <\/button>\n          <\/div>\n  <\/div>\n\n<div class=\"bde-tabs-content-container\">\n  <div class=\"bde-advanced-tabs-content-50-113 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-114 bde-heading\">\nERROR CODE C5\n<\/h3><div class=\"bde-rich-text-50-142 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>STATUS:<\/strong><\/p><p>Entire unit stops working<\/p><p><strong>CAUSE:<\/strong><\/p><p>1 Failure in the card electrical jumper (Jumper).<\/p><p><strong>SOLUTION:<\/strong><\/p><p>Replace or replace jumper.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-117 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-125 bde-heading\">\nERROR CODE E6\n<\/h3><div class=\"bde-rich-text-50-141 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>STATUS:<\/strong><br><br><strong>Cold: <\/strong>compressor for operation, while indoor unit is running<br><strong>Heat: <\/strong>all loads for operation.<br><br><strong>CAUSE:<\/strong><br><br>Connection cable between indoor unit and outdoor unit 2.<br><br>2. Wiring inside the unit<br><br>3. Communication circuit of the indoor unit<br><br>4. Outdoor unit communication circuit.<br><br><strong>SOLUTION:<\/strong><br><br>Check that the communication cable is connected correctly in both units according to the color code \/ Replace the cable 2.<br><br>2. Replace damaged wiring<br><br>3. Replace inner board<br><br>4. Replace outer board<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-119 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-127 bde-heading\">\nERROR CODE F0\n<\/h3><div class=\"bde-rich-text-50-128 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>STATUS:<\/strong><br><br><strong>Cold: <\/strong>compressor and outdoor. Unit stops running, while indoor fan runs;<br><strong>Heat:<\/strong> compressor, outdoor fan and indoor fan stops running.<br><br><strong>CAUSE:<\/strong><br><br>1. Is refrigerant leaking?<br>2. Check if the gas valve and outdoor liquid valve The unit opens fully;<br>3. Is the capillary or electronic expansion valve blocked? 4.<br>4. Has the indoor unit evaporator temperature sensor fallen out?<br>5. Has the indoor unit evaporator temperature sensor fallen off?<br>6. If the cooling system is under high ambient humidity, is what caused a small temperature difference for heat exchange.<br><br><strong>SOLUTION:<\/strong><br><br>1. Repair the leak, vacuum and recharge refrigerant to the system.<br>2. Fully open the valves.<br>3. If the capillary is blocked, replace the part.<br>4. Accommodate the evaporator ambient temperature sensor.<br>5. Accommodate the condenser ambient temperature sensor.<br>6. Turn the equipment off for 20 min and turn it on again.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-121 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-129 bde-heading\">\nERROR CODE F1\n<\/h3><div class=\"bde-rich-text-50-138 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>STATUS:<\/strong><br><br><strong>Cold:<\/strong> indoor fan runs, while compressor stops operation;<br><strong>Heat: <\/strong>all loads stop running.<br><br><strong>CAUSE:<\/strong><br><br>1. Is refrigerant leaking?<br>2. Check if the gas valve and outdoor liquid valve The unit is fully opened;<br>3. Is the capillary or electronic expansion valve blocked? 4.<br>4. Has the indoor unit evaporator temperature sensor fallen out?<br>5. Has the indoor unit evaporator temperature sensor fallen off?<br>6. If the cooling system is under high ambient humidity, is what caused a small temperature difference for heat exchange.<br><br><strong>SOLUTION:<\/strong><br><br>1. Repair the leak, vacuum and recharge refrigerant to the system.<br>2. Fully open the valves.<br>3. If the capillary is blocked, replace the part.<br>4. Accommodate the evaporator ambient temperature sensor.<br>5. Accommodate the condenser ambient temperature sensor.<br>6. Turn the equipment off for 20 min and turn it on again.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-131 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-137 bde-heading\">\nERROR CODE H5\n<\/h3><div class=\"bde-rich-text-50-130 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>STATUS:<\/strong><br><br><strong>Cold: <\/strong>compressor stops operation, while indoor fan runs.<br><strong>Heat: <\/strong>all loads stop operation.<br><br><strong>CAUSE:<\/strong><br><br>1. COMP compressor terminal<br>2. Supply voltage<br>3. Compressor<br>4. Refrigerant charge quantity<br><br><strong>SOLUTION:<\/strong><br><br>1. Replace terminal.<br>2. If the circuit is restricted, repair and retest. If there are no restrictions and the component still does not work or does not work properly, replace it.<br>3. Replace compressor<br>4. Check pressures and set to specification.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-134 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-139 bde-heading\">\nERROR CODE H6\n<\/h3><div class=\"bde-rich-text-50-140 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>STATUS:<\/strong><br><br>The entire unit stops operating.<br><strong><br>CAUSE:<\/strong><br><br>1. Is the motor terminal loose?<br>2. Is the motor damaged?<br>3. Is the cable connected to the motor damaged?<br>4. Is the AP 1 control board of the indoor unit damaged?<br>5. Is the fan blocked?<br><br><strong>SOLUTION:<\/strong><br><br>1. Connect the terminal correctly.<br>2. Replace the evaporator unit motor.<br>3. Replace the evaporator unit motor.<br>4. Replace evaporator board.<br>5. Make sure that the fan is not blocked by a component that is out of place, arrange the component so that it does not obstruct the rotation of the fan.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div>\n<\/div>\n\n\n<\/div><div class=\"bde-button-50-163 bde-button\">\n        \n    \n    \n    \n    \n            \n            <button type=\"button\" class=\"button-atom button-atom--primary bde-button__button\"  >\n    \n        <span class=\"button-atom__text\">DOWNLOAD COMPLETE LIST<\/span>\n\n        \n        \n            <\/button>\n    \n\n\n<\/div>\n<\/div><div class=\"bde-column-50-164 bde-column\">\n  \n  \n\t\n\n\n\n<h3 class=\"bde-heading-50-220 bde-heading\">\nAIR HANDLER\n<\/h3><div class=\"bde-image-50-205 bde-image\">\n<figure class=\"breakdance-image breakdance-image--321\">\n\t<div class=\"breakdance-image-container\">\n\t\t<div class=\"breakdance-image-clip\"><img loading=\"lazy\" decoding=\"async\" class=\"breakdance-image-object\" src=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-air-handler-products.png\" width=\"1080\" height=\"700\" srcset=\"https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-air-handler-products.png 1080w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-air-handler-products-300x194.png 300w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-air-handler-products-1024x664.png 1024w, https:\/\/unitedappliances.com\/us\/wp-content\/uploads\/2023\/09\/ua-usa-air-handler-products-768x498.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\"><\/div>\n\t<\/div><\/figure>\n\n<\/div><div class=\"bde-advanced-tabs-50-185 bde-advanced-tabs\">\n\n\n        \n  \n  \n  <div class=\"bde-tabs__tabslist-container bde-tabs__tabslist-container--scrollable is-vertical js-tabs-container\">\n    <div class=\"bde-tabs__tabslist bde-tabs__tabslist--bar js-tablist\" role=\"tablist\" aria-label=\"Content tabs\" aria-orientation=\"vertical\" data-tabs-id=\"bde-advanced-tabs-50-185\">\n      \n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-185-1\" id=\"tab-bde-advanced-tabs-50-185-1\" data-value=\"1\">\n                    <span class=\"bde-tabs__tab-title\">E1<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-185-2\" id=\"tab-bde-advanced-tabs-50-185-2\" data-value=\"2\">\n                    <span class=\"bde-tabs__tab-title\">H5<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-185-3\" id=\"tab-bde-advanced-tabs-50-185-3\" data-value=\"3\">\n                    <span class=\"bde-tabs__tab-title\">H6<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-185-4\" id=\"tab-bde-advanced-tabs-50-185-4\" data-value=\"4\">\n                    <span class=\"bde-tabs__tab-title\"> F4<\/span>\n        <\/button>\n              <button role=\"tab\" aria-selected=\"false\" class=\"bde-tabs__tab js-tab\" aria-controls=\"tab-panel-bde-advanced-tabs-50-185-5\" id=\"tab-bde-advanced-tabs-50-185-5\" data-value=\"5\">\n                    <span class=\"bde-tabs__tab-title\">A1<\/span>\n        <\/button>\n          <\/div>\n  <\/div>\n\n<div class=\"bde-tabs-content-container\">\n  <div class=\"bde-advanced-tabs-content-50-186 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-187 bde-heading\">\nERROR CODE E1\n<\/h3><div class=\"bde-rich-text-50-188 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>Compressor High-Pressure Protection<\/strong><\/p><p><strong>Error display<\/strong> ODU mainboard LED displayer<\/p><p><strong>Error judgment condition and method<\/strong><\/p><p>It is judged through the action of a high-pressure switch. If the high-pressure switch is cut off, it is judged that<\/p><p>high-pressure is too high and the system stops operation for protection.<\/p><p><strong>Possible reason:<\/strong><\/p><p>\u25a0 Cut-off valve of ODU or IDU is not fully opened.<\/p><p>\u25a0 High-pressure switch is abnormal.<\/p><p>\u25a0 Outdoor or indoor fan is not working properly.<\/p><p>\u25a0 IDU filter or air duct is blocked (heating mode).<\/p><p>\u25a0 Ambient temperature is too high.<\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-189 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-190 bde-heading\">\nERROR CODE H5\n<\/h3><div class=\"bde-rich-text-50-191 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>IPM module current protection<\/strong><\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-192 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-193 bde-heading\">\nERROR CODE H6\n<\/h3><div class=\"bde-rich-text-50-194 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>DC fan error<\/strong><\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-195 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-196 bde-heading\">\nERROR CODE F4\n<\/h3><div class=\"bde-rich-text-50-197 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>Discharge temperature sensor error<\/strong><\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div><div class=\"bde-advanced-tabs-content-50-198 bde-advanced-tabs-content\"><div tabindex=\"0\" role=\"tabpanel\" class=\"bde-tabs__panel js-panel\" id=\"\" aria-labelledby=\"\">\r\n  <div class=\"bde-tabs__panel-content\">\r\n    <h3 class=\"bde-heading-50-199 bde-heading\">\nERROR CODE A1\n<\/h3><div class=\"bde-rich-text-50-200 bde-rich-text breakdance-rich-text-styles\">\n<p><strong>Outdoor fan IPM module protection<\/strong><\/p>\n<\/div>\r\n  <\/div>\r\n<\/div>\r\n<\/div>\n<\/div>\n\n\n<\/div><div class=\"bde-button-50-184 bde-button\">\n        \n    \n    \n    \n    \n            \n            <button type=\"button\" class=\"button-atom button-atom--primary bde-button__button\"  >\n    \n        <span class=\"button-atom__text\">DOWNLOAD COMPLETE LIST<\/span>\n\n        \n        \n            <\/button>\n    \n\n\n<\/div>\n<\/div><\/div><\/div>\n<\/section><div class=\"bde-globalblock-50-213 bde-globalblock\"><section class=\"bde-section-165-100-165-1 bde-section bde-section-165-100\">\n              \n  \n  \n\t\n\n  <div class=\"section-background-overlay\"><\/div>\n\n\n<div class=\"section-container\"><div class=\"bde-columns-165-101-165-1 bde-columns bde-columns-165-101\"><div class=\"bde-column-165-102-165-1 bde-column bde-column-165-102\">\n  \n  \n\t\n\n\n\n<h3 class=\"bde-heading-165-103-165-1 bde-heading bde-heading-165-103\">\nYOUR PROBLEM HAS NOT BEEN SOLVED?\n<\/h3><div class=\"bde-text-165-104-165-1 bde-text bde-text-165-104\">\nCONSULT YOUR TECHNICIAN OR DISTRIBUTOR OR IF YOU NEED ASSISTANCE, CONTACT US\n<\/div><div class=\"bde-button-165-105-165-1 bde-button bde-button-165-105\">\n        \n    \n    \n    \n    \n            \n                    \n            \n            \n\n    \n    \n    \n    \n    \n    <a class=\"breakdance-link button-atom button-atom--custom bde-button__button\" href=\"https:\/\/unitedappliances.com\/us\/contact-us\/\" target=\"_self\" data-type=\"url\"  >\n\n    \n        <span class=\"button-atom__text\">CONTACT US<\/span>\n\n        \n        \n                <\/a>\n\n    \n\n\n<\/div>\n<\/div><\/div><\/div>\n<\/section><\/div>","protected":false},"excerpt":{"rendered":"<p>ERROR CODES IF YOUR UA SPLIT UA PRESENTS A PROBLEM, THE DISPLAY OF YOUR INDOOR UNIT WILL SHOW AN ERROR CODE AND IN THIS WAY WE CAN KNOW OR GUIDE YOU ON HOW TO SOLVE IT. HIGHWALL E0 E1 P0 F4 ERROR CODE C0 REASON:IDU &amp; ODU Communication failureREMARK:The IDU &amp; ODU wiring connection correct? [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"class_list":["post-50","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/unitedappliances.com\/us\/wp-json\/wp\/v2\/pages\/50","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unitedappliances.com\/us\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/unitedappliances.com\/us\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/unitedappliances.com\/us\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/unitedappliances.com\/us\/wp-json\/wp\/v2\/comments?post=50"}],"version-history":[{"count":10,"href":"https:\/\/unitedappliances.com\/us\/wp-json\/wp\/v2\/pages\/50\/revisions"}],"predecessor-version":[{"id":747,"href":"https:\/\/unitedappliances.com\/us\/wp-json\/wp\/v2\/pages\/50\/revisions\/747"}],"wp:attachment":[{"href":"https:\/\/unitedappliances.com\/us\/wp-json\/wp\/v2\/media?parent=50"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}