[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-662342-105":59,"doc-detail-662342-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","lennox-lv-mso-series-service-manual-vrf-general-information","Lennox LV-MSO Series Service Manual - VRF - General Information","","Lennox LV-MSO Series VRF service manual for commercial air conditioners provides structured reference content for installation support and maintenance. It defines indoor and outdoor unit capacity ranges, indoor unit abbreviation codes, and how models map to capacity indexes and HP/kW values. The manual also specifies accessories such as fresh air processing units and heat recovery ventilators. Combination ratio formulas and limits describe allowable pairing between outdoor units and connected indoor units, including constraints when fresh air processing units are installed.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/lennox-lv-mso-series-service-manual-vrf-general-information/662342/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/lennox-lv-mso-series-service-manual-vrf-general-information/662342.png","ImageObject",300,407,{"name":92,"@type":93},"McGucket","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-29","2026-10-28",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What indoor unit abbreviation codes are listed in the manual, and what do they represent?","Question",{"text":112,"@type":113},"The manual provides a table of indoor unit abbreviation codes (for example, C1, C2, C4C, C4, D, DH, WM, CF, FS, CO) and maps each code to a unit type such as cassette, duct, wall-mounted, ceiling & floor, floor standing, or console.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How is the combination ratio calculated and what limits apply?",{"text":117,"@type":113},"The manual states Combination ratio = (Sum of capacity indexes of the indoor units) / (Capacity index of the outdoor unit). It also lists minimum and maximum combination ratio limits, including restrictions for standard indoor units and for fresh air processing units.",{"name":119,"@type":110,"acceptedAnswer":120},"What constraint applies when fresh air processing units are installed together with standard indoor units?",{"text":121,"@type":113},"The notes specify that the total capacity of the fresh air processing units must not exceed 30% of the total capacity of the outdoor units, and the combination ratio must not exceed 100% when both are used together.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},662342,1793212260,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":129,"read_time":144},1236954412713,"https://us-avatar.wpscdn.com/davatar_29158cc5080c5b710cf443261637dec0","R410A  \nCommercial Air Conditioners  \nService Manual  \nLV-MSO Series VRF  \nLV-MSO200-I4M  \nLV-MSO224-I4M  \nLV-MSO260-I4M  \nLV-MSO280-I4M  \nLV-MSO335-I4M  \nLV-MSO Series VRF  \nCONTENTS  \nPart 1 General Information ............................................................................ 3  \nPart 2 Component Layout and Refrigerant Circuits ..................................... 9  \nPart 3 Control ............................................................................................... 17  \nPart 4 Field Settings ..................................................................................... 29  \nPart 5 Electrical Components and Wiring Diagrams .................................. 35  \nPart 6 Diagnosis and Troubleshooting......................................................... 49  \n1  \nCONTENTS  \nLennox LV-MSO Series Service Manual  \nLV-MSO Series VRF  \n2  \nLV-MSO Series VRF  \nPart 1  \nGeneral Information  \n1 Indoor and Outdoor Unit Capacities .................................................. 4  \n2 External Appearance ............................................................................ 5  \n3 Combination Ratio................................................................................ 8  \nPart 1-Genera l Information  \n3  \nLennox LV-MSO Series Service Manual  \nLV-MSO Series VRF  \n1 Indoor and Outdoor Unit Capacities  \n1.1 Indoor Units  \n1.1.1 VRF indoor units  \nTable 1-1.1: Indoor unit abbreviation codes  \n\n| Abbreviation\u003Cbr>code | Type |\n| --- | --- |\n| C1 | One-way Cassette |\n| C2 | Two-way Cassette |\n| C4C | Compact Four-way Cassette |\n| C4 | Four-way Cassette |\n| D | Medium Static Pressure Duct |\n\n\n| Abbreviation\u003Cbr>code | Type |\n| --- | --- |\n| DH | High Static Pressure Duct |\n| WM | Wall-mounted |\n| CF | Ceiling & Floor |\n| FS | Floor Standing |\n| CO | Console |\n\nTable 1-1.2: Indoor unit capacity range  \n\n| Capacity |  | Capacity index | C1 | C2 | C4C | C4 | D | DH | WM | CF | FS | CO |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| kW | HP |  |  |  |  |  |  |  |  |  |  |  |\n| 1.8 | 0.6 | 18 | 18 | — | — | — | — | — | — | — | — | — |\n| 2.2 | 0.8 | 22 | 22 | 22 | 22 | — | 22 | — | 22 | — | 22 | 22 |\n| 2.8 | 1 | 28 | 28 | 28 | 28 | 28 | 28 | — | 28 | — | 28 | 28 |\n| 3.6 | 1.25 | 36 | 36 | 36 | 36 | 36 | 36 | — | 36 | 36 | 36 | 36 |\n| 4.5 | 1.6 | 45 | 45 | 45 | 45 | 45 | 45 | — | 45 | 45 | 45 | 45 |\n| 5.6 | 2 | 56 | 56 | 56 | — | 56 | 56 | — | 56 | 56 | 56 | — |\n| 7.1 | 2.5 | 71 | 71 | 71 | — | 71 | 71 | 71 | 71 | 71 | 71 | — |\n| 8.0 | 3 | 80 | — | — | — | 80 | 80 | 80 | 80 | 80 | 80 | — |\n| 9.0 | 3.2 | 90 | — | — | — | 90 | 90 | 90 | 90 | 90 | — | — |\n| 10.0 | 3.6 | 100 | — | — | — | 100 | — | — | — | — | — | — |\n| 11.2 | 4 | 112 | — | — | — | 112 | 112 | 112 | — | 112 | — | — |\n| 14.0 | 5 | 140 | — | — | — | 140 | 140 | 140 | — | 140 | — | — |\n| 16.0 | 6 | 160 | — | — | — | — | — | 160 | — | 160 | — | — |\n| 20.0 | 7 | 200 | — | — | — | — | — | 200 | — | — | — | — |\n| 25.0 | 9 | 250 | — | — | — | — | — | 250 | — | — | — | — |\n| 28.0 | 10 | 280 | — | — | — | — | — | 280 | — | — | — | — |\n| 40.0 | 14 | 400 | — | — | — | — | — | 400 | — | — | — | — |\n| 45.0 | 16 | 450 | — | — | — | — | — | 450 | — | — | — | — |\n| 56.0 | 20 | 560 | — | — | — | — | — | 560 | — | — | — | — |\n\n1.1.2 Fresh air processing unit  \nTable 1-1.3: Fresh air processing unit capacity range  \n\n| Capacity | 12.5kW | 14kW | 20kW | 25kW | 28kW |\n| --- | --- | --- | --- | --- | --- |\n| Capacity index | 125 | 140 | 200 | 250 | 280 |\n\n1.2 Heat recovery ventilator  \nTable 1-1.4: Heat recovery ventilator capacity range  \n\n| Capacity | m3/h | 200 | 300 | 400 | 500 | 800 | 1000 | 1500 | 2000 |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  | CFM | 120 | 180 | 240 | 300 | 470 | 590 | 880 | 1180 |\n\n4  \nLV-MSO Series VRF  \n1.3 Outdoor Units  \nTable 1-1.5: Outdoor unit capacity range  \n\n| Capacity | Model Name |\n| --- | --- |\n| 7HP | LV-MSO200-I4M |\n| 8HP | LV-MSO224-I4M |\n| 9HP | LV-MSO260-I4M |\n| ","cbCaihAms09jjLEG","https://ap.wps.com/l/cbCaihAms09jjLEG","pdf",2259168,107,"English","# Part 1 General Information\n## Indoor and Outdoor Unit Capacities\n## External Appearance\n## Combination Ratio","[{\"question\":\"What indoor unit abbreviation codes are listed in the manual, and what do they represent?\",\"answer\":\"The manual provides a table of indoor unit abbreviation codes (for example, C1, C2, C4C, C4, D, DH, WM, CF, FS, CO) and maps each code to a unit type such as cassette, duct, wall-mounted, ceiling \\u0026 floor, floor standing, or console.\"},{\"question\":\"How is the combination ratio calculated and what limits apply?\",\"answer\":\"The manual states Combination ratio = (Sum of capacity indexes of the indoor units) / (Capacity index of the outdoor unit). It also lists minimum and maximum combination ratio limits, including restrictions for standard indoor units and for fresh air processing units.\"},{\"question\":\"What constraint applies when fresh air processing units are installed together with standard indoor units?\",\"answer\":\"The notes specify that the total capacity of the fresh air processing units must not exceed 30% of the total capacity of the outdoor units, and the combination ratio must not exceed 100% when both are used together.\"}]","Lennox LV-MSO Series Service Manual - VRF - General Information | PDF",270]