{"id":940,"date":"2025-05-10T15:30:13","date_gmt":"2025-05-10T19:30:13","guid":{"rendered":"http:\/\/www.jckhvac.com\/?p=940"},"modified":"2025-05-27T13:34:20","modified_gmt":"2025-05-27T17:34:20","slug":"carrier-furnace-codes","status":"publish","type":"post","link":"http:\/\/www.jckhvac.com\/zh\/carrier-furnace-codes\/","title":{"rendered":"Carrier furnace codes"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-carrier-furnace-codes\">carrier furnace codes<\/h2>\n\n\n\n<p>The flashing LEDs on your furnace will correspond to a specific fault code that is shown here on their diagnostic chart.<\/p>\n\n\n\n<p><strong>Each of the following status codes is a two digit number with the first digit determined by number of flashes of the YELLOW L.E.D. and the second digit determined by number of flashes of the GREEN L.E.D.<\/strong><\/p>\n\n\n\n<p>If status code recall is needed, do not remove power or blower door. Briefly remove and then reconnect one main limit wire to display stored status code.<\/p>\n\n\n\n<p>To initiate the component test sequence, shut OFF the room thermostat or disconnect the &#8220;R&#8221; thermostat lead. Briefly short the TEST terminal to the &#8220;COM24V&#8221; terminal. Status LED will flash code and then turn ON the inducer motor. The inducer motor will run for the entire component test. The hot surface ignitor, blower motor-heat speed and blower motor-cool speed will be turned ON for 10-15 seconds each. Gas Valve and humidifier will not be turned on.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;CONTINUOUS OFF<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;Check for 115VAC at L1 and L2, and 24VAC at SEC-1 and SEC-2<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;CONTINUOUS ON<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;Control has 24VAC power<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;RAPID FLASHING<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;Line voltage (115VAC) polarity reversed.<br><strong>FIX:<\/strong>&nbsp;If twinned, refer to twinning kit instructions.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;1-1<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;NO PREVIOUS CODE<br><strong>FIX:<\/strong>&nbsp;Stored status codes are erased when power (115VAC or 24VAC) to control is interrupted or 48 hours after each fault is cleared.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;1-2<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;BLOWER ON AFTER POWER UP (115VAC or 24VAC)<br><strong>FIX:<\/strong>&nbsp;Blower runs for 90 seconds, if unit is powered up during a call for heat (R-W closed)<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;1-3<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;LIMIT OR FLAME ROLL-OUT SWITCH LOCKOUT<br><strong>FIX:<\/strong>&nbsp;Control will auto reset after 3 hours. Reset switch or replace fuse link.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;1-4<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;IGNITION LOCKOUT- Control will auto-reset after three hours.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;2-1<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;GAS HEATINGING LOCKOUT<br><strong>FIX:<\/strong>&nbsp;Control will NOT auto reset. Check for: *Mis-wired gas valve *Defective control (Valve relay)<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;2-2<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;ABNORMAL FLAME-PROVING SIGNAL<br><strong>FIX:<\/strong>&nbsp;Flame is proved while gas valve is de-energized. Inducer will run until fault is cleared. Check for: *Leaky gas valve *Stuck open gas valve<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;2-3<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;PRESSURE SWITCH DID NOT OPEN<br><strong>FIX:<\/strong>&nbsp;Check for: * Obstructed pressure switch *Pressure switch stuck.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;2-4<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;SECONDARY VOLTAGE FUSE IS OPEN<br><strong>FIX:<\/strong>&nbsp;Check for: *Short circuit in secondary voltage (24VAC) wiring.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;3-1<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;PRESSURE, DRAFT SAFEGUARD, AUX-LIMIT SWITCH (when used*) OR BLOCKED VENT SWITCH (when used) DID NOT CLOSE OR REOPENED (DOWNFLOW ONLY)<br><strong>FIX:<\/strong>&nbsp;If open longer than five minutes, inducer shuts off for 15 minutes before retry. Check for: &#8211; Proper vent sizing &#8211; Defective inducer motor &#8211; Low inducer voltage (115VAC) &#8211; Defective blower motor or capacitor &#8211; Restricted vent &#8211; Excessive wind &#8211; Defective pressure switch &#8211; Inadequate combustion air supply &#8211; Disconnected or obstructed pressure tubing If it opens after trial for ignition period, blower will come on for 90 second recycle delay,<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;3-3<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;LIMIT OR FLAME ROLL-OUT SWITCH IS OPEN<br><strong>FIX:<\/strong>&nbsp;If open longer than 3 minutes, code changes to lockout #13. Flame roll-out switch requires manual reset. Check for: &#8211; Defective blower motor or capacitor &#8211; Dirty filter or restricted duct system &#8211; Loose blower wheel &#8211; Defective switch or connections &#8211; Inadequate combustion air supply (Flame roll-out switch or fuse link open) &#8211; Open Flame Roll-out Switch or fuse link. Manual reset or replace.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>CODE:<\/strong>&nbsp;3-4<\/p>\n\n\n\n<p><strong>RESULT:<\/strong>&nbsp;IGNITION PROVING FAILURE<br><strong>FIX:<\/strong>&nbsp;Control will try three more times before lockout #14 occurs. If flame signal lost during blower on-delay period, blower will come on for 90 second recycle delay. Check for: &#8211; Control ground continuity &#8211; Flame sensor must not be grounded &#8211; Oxide buildup on flame sensor (clean with fine steel wool) &#8211; Proper flame sense microamps (.5 microamps D.C. min., 4.0 &#8211; 6.0 nominal). &#8211; Gas valve defective or gas valve turned off &#8211; Manual valve shut-off &#8211; Defective Hot Surface Ignitor &#8211; Low inlet gas pressure &#8211; Inadequate flame carryover or rough ignition &#8211; Green wire MUST be connected to furnace sheet metal.<\/p>\n\n\n\n<div class=\"wp-block-cover\" style=\"min-height:225px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"660\" height=\"300\" data-src=\"http:\/\/47.89.137.65\/wp-content\/uploads\/2025\/05\/668952.jpg.webp\" alt=\"\" class=\"wp-image-253 lazyload\" data-srcset=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/668952.jpg.webp 660w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/668952.jpg-300x136.webp 300w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/668952.jpg-18x8.webp 18w\" data-sizes=\"(max-width: 660px) 100vw, 660px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 660px; --smush-placeholder-aspect-ratio: 660\/300;\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column has-white-color has-text-color has-link-color wp-elements-f06eae259d3b0ded12c2e5b513969881 is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<p class=\"has-white-color has-text-color has-link-color wp-elements-2d6b34f1f0be28131ac8b7aabc84a818\"><a href=\"http:\/\/www.jckhvac.com\/zh\/ductless-mini-splits-vs-central-ac-which-is-best-for-homes\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\">\u65e0\u7ba1\u9053\u8ff7\u4f60\u5206\u4f53\u5f0f\u7a7a\u8c03\u4e0e\u4e2d\u592e\u7a7a\u8c03\uff1a\u54ea\u79cd\u6700\u9002\u5408\u5bb6\u5ead\u4f7f\u7528\uff1f<\/mark><\/a><\/p>\n\n\n\n<p class=\"has-white-color has-text-color has-link-color wp-elements-d902e98f9049b1666b7a6e4d3294472e\"><a href=\"http:\/\/www.jckhvac.com\/zh\/ameristar-furnace-error-codes\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\">Ameristar Furnace Error Codes<\/mark><\/a><\/p>\n\n\n\n<p class=\"has-white-color has-text-color has-link-color wp-elements-7db1ced75f6ae8a411b4f1a3d7707ea1\"><a href=\"http:\/\/www.jckhvac.com\/zh\/runtru-furnaces-error-codes\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\">RunTru Furnaces Error Codes<\/mark><\/a><\/p>\n\n\n\n<p class=\"has-white-color has-text-color has-link-color wp-elements-8f572c72503aa7f19059c394a17321f7\"><a href=\"http:\/\/www.jckhvac.com\/zh\/lennox-furnace-error-codes\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\">Lennox Furnace Error Codes<\/mark><\/a><\/p>\n\n\n\n<p class=\"has-white-color has-text-color has-link-color wp-elements-27f86cd85ec2ae733905c902493fa99e\"><a href=\"http:\/\/www.jckhvac.com\/zh\/amana-furnace-error-codes\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\">Amana \u7089\u9519\u8bef\u4ee3\u7801<\/mark><\/a><\/p>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-cover has-custom-content-position is-position-top-center\"><img decoding=\"async\" width=\"1000\" height=\"667\" class=\"wp-block-cover__image-background wp-image-128 lazyload\" alt=\"\" data-src=\"http:\/\/47.89.137.65\/wp-content\/uploads\/2025\/04\/shutterstock_749942077.jpg\" data-object-fit=\"cover\" data-srcset=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/04\/shutterstock_749942077.jpg 1000w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/04\/shutterstock_749942077-300x200.jpg 300w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/04\/shutterstock_749942077-768x512.jpg 768w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/04\/shutterstock_749942077-18x12.jpg 18w\" data-sizes=\"(max-width: 1000px) 100vw, 1000px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/667;\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-60 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-cover\" style=\"min-height:213px;aspect-ratio:unset;\"><img decoding=\"async\" width=\"385\" height=\"371\" class=\"wp-block-cover__image-background wp-image-307 lazyload\" alt=\"\" data-src=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/wx-1.png\" data-object-fit=\"cover\" data-srcset=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/wx-1.png 385w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/wx-1-300x289.png 300w, http:\/\/www.jckhvac.com\/wp-content\/smush-webp\/2025\/05\/wx-1-12x12.png.webp 12w\" data-sizes=\"(max-width: 385px) 100vw, 385px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 385px; --smush-placeholder-aspect-ratio: 385\/371;\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-large-font-size\"><img decoding=\"async\" width=\"110\" height=\"110\" class=\"wp-image-301 lazyload\" style=\"--smush-placeholder-width: 110px; --smush-placeholder-aspect-ratio: 110\/110;width: 110px;\" data-src=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/wx.png\" alt=\"\" data-srcset=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/wx.png 815w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/wx-300x300.png 300w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/wx-150x150.png 150w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/wx-768x771.png 768w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/wx-12x12.png 12w\" data-sizes=\"(max-width: 110px) 100vw, 110px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" \/><\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\" id=\"h-wechat\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-green-cyan-color\">\u5fae\u4fe1<\/mark><\/strong><\/h2>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-cover\" style=\"min-height:214px;aspect-ratio:unset;\"><img decoding=\"async\" width=\"234\" height=\"215\" class=\"wp-block-cover__image-background wp-image-188 lazyload\" alt=\"\" data-src=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/WeChatOnline.jpg\" data-object-fit=\"cover\" data-srcset=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/WeChatOnline.jpg 234w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/WeChatOnline-13x12.jpg 13w\" data-sizes=\"(max-width: 234px) 100vw, 234px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 234px; --smush-placeholder-aspect-ratio: 234\/215;\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-large-font-size\"><img decoding=\"async\" width=\"110\" height=\"111\" class=\"wp-image-290 lazyload\" style=\"--smush-placeholder-width: 110px; --smush-placeholder-aspect-ratio: 110\/111;width: 110px;\" data-src=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/\u5fae\u4fe1\u56fe\u7247_20250424114720.jpg\" alt=\"\" data-srcset=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/\u5fae\u4fe1\u56fe\u7247_20250424114720.jpg 481w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/\u5fae\u4fe1\u56fe\u7247_20250424114720-298x300.jpg 298w, http:\/\/www.jckhvac.com\/wp-content\/smush-webp\/2025\/05\/\u5fae\u4fe1\u56fe\u7247_20250424114720-150x150.jpg.webp 150w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/\u5fae\u4fe1\u56fe\u7247_20250424114720-12x12.jpg 12w\" data-sizes=\"(max-width: 110px) 100vw, 110px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" \/><\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\" id=\"h-whats\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-green-cyan-color\">Whats<\/mark><\/h2>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" width=\"164\" height=\"163\" data-src=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/24-7_\u526f\u672c.png\" alt=\"\" class=\"wp-image-653 lazyload\" style=\"--smush-placeholder-width: 164px; --smush-placeholder-aspect-ratio: 164\/163;width:180px;height:auto\" data-srcset=\"http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/24-7_\u526f\u672c.png 164w, http:\/\/www.jckhvac.com\/wp-content\/uploads\/2025\/05\/24-7_\u526f\u672c-150x150.png 150w, http:\/\/www.jckhvac.com\/wp-content\/smush-webp\/2025\/05\/24-7_\u526f\u672c-12x12.png.webp 12w\" data-sizes=\"(max-width: 164px) 100vw, 164px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading has-text-align-center\" id=\"h-tel-347-987-6766\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\">Tel\uff1a<\/mark><a href=\"https:\/\/wa.me\/3479876766?text=Hello\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\">347-987-6766<\/mark><\/a><\/strong><\/h2>\n\n\n\n<p class=\"has-text-align-center\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\"><strong>\u90ae\u7bb1\uff1ajckhvac212@gmail.com<\/strong> <\/mark><\/p>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<p class=\"has-text-align-left\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\">JK HVAC \u6211\u4eec\u5b89\u88c5\u3001\u7ef4\u4fee\u548c\u4fdd\u517b\u6240\u6709\u54c1\u724c\u7684\u7a7a\u8c03\uff01\u5305\u62ec\u7a7a\u8c03\u6e05\u6d01\u3001\u70d8\u5e72\u673a\u901a\u98ce\u53e3\u6e05\u6d01\u3001\u6696\u6c14\u7089\u7ef4\u4fee\u3002<\/mark><\/strong><\/p>\n\n\n\n<p class=\"has-text-align-left\">\ud83d\udccd <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-white-color\">\u670d\u52a1\u7ebd\u7ea6\u5468\u8fb9\u5730\u533a\uff1a\u66fc\u54c8\u987f\u3001\u5e03\u9c81\u514b\u6797\u3001\u53f2\u5766\u987f\u5c9b\u3001\u7687\u540e\u533a\u2026\u2026\u5feb\u901f\u4e0a\u95e8\u4f30\u4ef7<\/mark><\/strong><\/p>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>carrier furnace codes The flashing LEDs on your furnace will correspond to a specific fault code that is shown here on their diagnostic chart. Each of the following status codes is a two digit number with the first digit determined by number of flashes of the YELLOW L.E.D. and the second digit determined by number [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":90,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-940","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-error-codes"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.9 (Yoast SEO v26.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Carrier furnace codes - \u7ebd\u7ea6\u5408\u6210\u51b7\u6696\u5de5\u7a0b\u516c\u53f8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.jckhvac.com\/zh\/carrier-furnace-codes\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Carrier furnace codes\" \/>\n<meta property=\"og:description\" content=\"carrier furnace codes The flashing LEDs on your furnace will correspond to a specific fault code that is shown here on their diagnostic chart. 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