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Includes component circuit-board and sensor descriptions, control-panel usage, DHW set-point and recirculation timing procedures, installer mode, troubleshooting error code list, replacement instructions, and maintenance steps like cleaning and flushing.",{"@graph":14,"@context":73},[15,34,56],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/document/","Document",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/document/healthcare/","Healthcare",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/document/condensing-tankless-gas-water-heater-service-manual-chapter-specifications/641545/",4,{"url":32,"name":10,"@type":35,"image":36,"author":41,"headline":10,"publisher":44,"fileFormat":47,"inLanguage":8,"description":12,"dateModified":48,"datePublished":49,"encodingFormat":47,"isAccessibleForFree":50,"interactionStatistic":51},"DigitalDocument",{"url":37,"@type":38,"width":39,"height":40},"https://docshare.wps.com/thumbnails/condensing-tankless-gas-water-heater-service-manual-chapter-specifications/641545.png","ImageObject",300,407,{"name":42,"@type":43},"miraaa_2004","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-11-05","2026-10-23",true,{"@type":52,"interactionType":53,"userInteractionCount":55},"InteractionCounter",{"@type":54},"ViewAction",9,{"@type":57,"mainEntity":58},"FAQPage",[59,65,69],{"name":60,"@type":61,"acceptedAnswer":62},"What immediate actions should be taken if gas is smelled?","Question",{"text":63,"@type":64},"Do not try to light any appliance, do not touch electrical switches or use a phone in the building. Call the gas supplier from a neighbor’s phone and follow their instructions; if unreachable, call the fire department.","Answer",{"name":66,"@type":61,"acceptedAnswer":67},"How should DHW set point and recirculation settings be changed?",{"text":68,"@type":64},"Use the control panel functions described under “Changing the DHW Set Point,” including changing the time, entering installer mode, and selecting recirculation mode. Configure the recirculation timer type and set or reset the recirculation run time.",{"name":70,"@type":61,"acceptedAnswer":71},"What information does the manual provide about heater operation and diagnostics?",{"text":72,"@type":64},"The manual includes operating principle content, operation and freeze-protect flow charts, wiring diagrams, and a troubleshooting section listing error codes (e.g., Error 10, 11, 16, 20, and others) with corresponding guidance.","https://schema.org",{"og:url":32,"og:type":75,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":77,"canonical":32},"index,follow",{"doc_id":79,"site_id":7},641545,1792720189,{"code":4,"msg":82,"data":83},"success",[84,88,92,96,101,106,110,115,119,122,126],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":85,"show_sort_weight":86,"slug":87},"Story & Novel",90,"story-novel",{"id":26,"doc_module":4,"doc_module_name":25,"category_name":89,"show_sort_weight":90,"slug":91},"Literature",80,"literature",{"id":33,"doc_module":4,"doc_module_name":25,"category_name":93,"show_sort_weight":94,"slug":95},"Exam",70,"exam",{"id":97,"doc_module":4,"doc_module_name":25,"category_name":98,"show_sort_weight":99,"slug":100},5,"Comic",60,"comic",{"id":102,"doc_module":4,"doc_module_name":25,"category_name":103,"show_sort_weight":104,"slug":105},6,"Technology",50,"technology",{"id":107,"doc_module":4,"doc_module_name":25,"category_name":29,"show_sort_weight":108,"slug":109},7,40,"healthcare",{"id":111,"doc_module":4,"doc_module_name":25,"category_name":112,"show_sort_weight":113,"slug":114},8,"Research & Report",30,"research-report",{"id":55,"doc_module":4,"doc_module_name":25,"category_name":116,"show_sort_weight":117,"slug":118},"Religion & Spirituality",20,"religion-spirituality",{"id":117,"doc_module":4,"doc_module_name":25,"category_name":120,"show_sort_weight":117,"slug":121},"World Cup","world-cup",{"id":123,"doc_module":4,"doc_module_name":25,"category_name":124,"show_sort_weight":123,"slug":125},10,"Lifestyle","lifestyle",{"id":127,"doc_module":4,"doc_module_name":25,"category_name":128,"show_sort_weight":97,"slug":129},19,"General","general",{"code":4,"msg":82,"data":131},{"doc_id":79,"user_id":132,"nickname":42,"user_avatar":133,"doc_module":4,"category_id":107,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":55,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":139,"language":140,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":12,"update_tm":144,"read_time":145,"preview_page_count":4},962094249165,"https://ap-avatar.wpscdn.com/davatar_29158cc5080c5b710cf443261637dec0","CONDENSING TANKLESS GAS WATER HEATER  \nService Manual  \nModels  \n199,000Btu / 180,000Btu  \n• Natural Gas(NG) / Liquid Propane Gas (LP)  \nWARNING  \nIf the information in these instructions is not followed exactly, a fire or explosion may result, causing property damage, personal injury, or death.  \n– Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.  \n– WHAT TO DO IF YOU SMELL GAS  \n· Do not try to light any appliance.  \n· Do not touch any electrical switch; do not use any phone in your building.  \n· Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.  \n· If you cannot reach your gas supplier, call the fire department.  \n– Installation and service must be performed by a qualified installer, service agency or the gas supplier.  \nChapter 1 Product Characteristics Specifications  6  \nDimensions  7  \nNames of Components  8  \nHot Water Supply Capability  9  \nPressure Loss Characteristics  10  \nOperating Principle  11  \nTiming Logic  13  \nOperation Flow Chart  14  \nFreeze Protect Flow Chart  15  \nWiring Diagram  16  \nChapter 2 Components Description Circuit Board  21  \nTemperature Thermistors  22  \nOverheat Limit Switch  23  \nWater Leakage Detector  24  \nGas Leak Detector Sensor  25  \nAir Pressure Switch  26  \nFlow Control Valve  27  \nFlow Sensor  28  \nIgniter  29  \nFlame Detection Sensor  30  \nAGM  31  \nGas Valve  32  \nFan  33  \nMetal Fiber Premix Burner  34  \nWater Mixing Valve  35  \nCirculation Pump  36  \nDHW Inlet Filter  37  \nHeat Exchanger  38  \nCondensate Trap  39  \nChapter 3 How to Use The Control Panel Control Panel Interface  40  \nControl Panel Display  41  \n\n| Chapter 4 | Changing the DHW Set Point |  41 |\n| --- | --- | --- |\n|  | Status Display Mode |  42 |\n|  | Changing The Time |  43 |\n|  | Installer Mode |  44 |\n|  | Recirculation Mode |  45 |\n|  | Set the Recirculation Timer Type |  47 |\n|  | Setting the Recirculation Run Time |  48 |\n|  | Resetting The Recirculation Run Time |  49 |\n|  | Troubleshooting Error Code List |  55 |\n|  |  |  |\n|  | Error 10 |  56 |\n|  | Error 11 |  57 |\n|  | Error 16 |  57 |\n|  | Error 20 |  58 |\n|  | Error 29 |  59 |\n|  | Error 31 |  60 |\n|  | Error 32 |  61 |\n|  | Error 33 |  62 |\n|  | Error 35 |  63 |\n|  | Error 39 |  64 |\n|  | Error 40 |  65 |\n|  | Error 41 |  66 |\n|  | Error 43 |  67 |\n|  | Error 45 |  68 |\n|  | Error 60 |  69 |\n|  | Error 61 |  70 |\n|  | Error 65 |  71 |\n\nError 66  72  \nError 67  73  \nError 72  74  \nError 73  75  \nError 76  76  \nError 78  77  \nError 94  78  \n Chapter 5 Replacement Instructions 1. Circuit Board  79  \n2. Igniter  80  \n3. Flame Detection Sensor  81  \n4. Gas Leak Detector  81  \n5. Air Pressure Switch  82  \n6. Gas Valve  83  \n7. Flow Control Valve  84  \n8. Water Mixing Valve  85  \n9. Circulation Pump  86  \n10. AGM  87  \n11. Fan Assembly  88  \n12. Heat Exchanger  89  \n Chapter 6 Maintenance 1. Cleaning the Water Heater  92  \n2. Maintenance Procedures  93  \n3. Flushing the Water Heater  95  \n Chapter 7 Components Diagram Part I _ Case Part  96  \nMemo  97  \nSpecifications  \n\n| Model Name |  |  | RTGH-RH11DV |  | RTGH-RH10DV |  |\n| --- | --- | --- | --- | --- | --- | --- |\n| Gas Input Rate | MAX |  | 199,000 Btu/h |  | 180,000 Btu/h |  |\n|  | MIN |  | 18,000 Btu/h |  | 18,000 Btu/h |  |\n|  | High Altitude\u003Cbr>(2,500~4,500ft) |  | 180,000 Btu/h |  | 180,000 Btu/h |  |\n| Hot Water Capacity | 35°F Rise |  | 11.0 Gal |  | 9.9 Gal |  |\n|  | 45°F Rise |  | 8.5 Gal |  | 7.7 Gal |  |\n|  | 77°F Rise |  | 5.0 Gal |  | 4.5 Gal |  |\n| Installation |  |  | Indoor Wall Hung |  |  |  |\n| Flue System |  |  | Sealed Combustion Direct Vent, Single Vent |  |  |  |\n| Max Vent Run |  |  | 2″(50ft) / 3″(100ft) Schedule 40 PVC, CPVC, PP |  |  |  |\n| Orifice Size | NG (Gas / Needle) |  | 0.342″(8.7mm) / 0.354″(9.0mm) |  |  |  |\n|  | LP (Gas / Needle) |  | 0.263″(6.7mm) / 0.267″(6.8mm) |  |  |  |\n| Gas Supply Pressure | NG |  | 5.0″ W.C to 10.5″ W.C |  |  |  |\n|  | LP |  | ","cbCaipyn5xs22liO","https://ap.wps.com/l/cbCaipyn5xs22liO","pdf",35638252,98,"English","# Chapter 1 Product Characteristics Specifications\n## Dimensions\n## Names of Components\n## Hot Water Supply Capability\n## Pressure Loss Characteristics\n## Operating Principle\n## Timing Logic\n## Operation Flow Chart\n## Freeze Protect Flow Chart\n## Wiring Diagram\n# Chapter 2 Components Description Circuit Board\n## Temperature Thermistors\n## Overheat Limit Switch\n## Water Leakage Detector\n## Gas Leak Detector Sensor\n## Air Pressure Switch\n## Flow Control Valve\n## Flow Sensor\n## Igniter\n## Flame Detection Sensor\n## AGM\n## Gas Valve\n## Fan\n## Metal Fiber Premix Burner\n## Water Mixing Valve\n## Circulation Pump\n## DHW Inlet Filter\n## Heat Exchanger\n## Condensate Trap\n# Chapter 3 How to Use\n## The Control Panel\n## Control Panel Interface\n# Chapter 4 Changing the DHW Set Point\n## Status Display Mode\n## Changing The Time\n## Installer Mode\n## Recirculation Mode\n## Troubleshooting Error Code List\n## Error 10\n## Error 11\n## Error 16\n## Error 20\n## Error 29\n## Error 31\n## Error 32\n## Error 33\n## Error 35\n## Error 39\n## Error 40\n## Error 41\n## Error 43\n## Error 45\n## Error 60\n## Error 61\n## Error 65\n## Error 66\n## Error 67\n## Error 72\n## Error 73\n## Error 76\n## Error 78\n## Error 94\n# Chapter 5 Replacement Instructions\n## Circuit Board\n## Igniter\n## Flame Detection Sensor\n## Gas Leak Detector\n## Air Pressure Switch\n## Gas Valve\n## Flow Control Valve\n## Water Mixing Valve\n## Circulation Pump\n## AGM\n## Fan Assembly\n## Heat Exchanger\n# Chapter 6 Maintenance\n## Cleaning the Water Heater\n## Maintenance Procedures\n## Flushing the Water Heater\n# Chapter 7 Components Diagram","[{\"question\":\"What immediate actions should be taken if gas is smelled?\",\"answer\":\"Do not try to light any appliance, do not touch electrical switches or use a phone in the building. Call the gas supplier from a neighbor’s phone and follow their instructions; if unreachable, call the fire department.\"},{\"question\":\"How should DHW set point and recirculation settings be changed?\",\"answer\":\"Use the control panel functions described under “Changing the DHW Set Point,” including changing the time, entering installer mode, and selecting recirculation mode. Configure the recirculation timer type and set or reset the recirculation run time.\"},{\"question\":\"What information does the manual provide about heater operation and diagnostics?\",\"answer\":\"The manual includes operating principle content, operation and freeze-protect flow charts, wiring diagrams, and a troubleshooting section listing error codes (e.g., Error 10, 11, 16, 20, and others) with corresponding guidance.\"}]","CONDENSING TANKLESS GAS WATER HEATER - Service Manual - Chapter Specifications | PDF",1792714526,247]