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The material organizes each part with a description, a part number, and optional remarks, enabling identification and ordering. Listed elements include air ducting, exhaust components, filtration, pressure sensing, PCB, front panel, and the case cover. This section supports maintenance, repair, and replacement by mapping assemblies to specific part 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information is provided in the parts tables for each assembly?","Question",{"text":112,"@type":113},"Each row lists the part number and a description, with a remark column for applicable variants.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which components are included in the case assembly section?",{"text":117,"@type":113},"The case assembly includes an intake air duct, exhaust pipe assembly, case, intake air filter, air pressure sensor, PCB, front panel, and cover.",{"name":119,"@type":110,"acceptedAnswer":120},"How are model variants indicated in the burner assembly list?",{"text":121,"@type":113},"Remarks use model tags such as NCB-150E, NCB-180E, and NCB-210E/240E alongside specific part numbers.","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},657924,1793064013,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":29,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":39,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":143,"read_time":46},962090896061,"https://ap-avatar.wpscdn.com/davatar_9964176cb1d06d4a9deccf72a44ae3dc","11.4 Component Assembly Diagrams and Parts Lists  \n11.4.1 Case Assembly  \n1   \n 2  \n6   \n8  \n72 Appendixes  \n| \\# | Description | Part \\# | Remark |\n| --- | --- | --- | --- |\n| 1 | Intake Air Duct Assembly | 30008662B |  |\n| 2 | Exhaust Pipe Assembly | 30008673A |  |\n| 3 | Case | 20033278A |  |\n| 4 | Intake Air Filter | 20007668A |  |\n| 5 | Air Pressure Sensor | 30010346A |  |\n| 6 | PCB | 30012262A |  |\n| 7 | Front Panel | 30012269A |  |\n| 8 | Cover | 30012276B |  |\n\nAppendixes 73  \n11.4.2 Burner Assembly  \n1  \n2  \n3  \n9   \n11 10  \n6  \n5 7  \n8  \n4  \n74 Appendixes  \n| \\# | Description | Part \\# | Remark |\n| --- | --- | --- | --- |\n| 1 | Damper | 30008825A |  |\n| 2 | O-Ring (G50) | 20003019A |  |\n| 3 | Fan Bracket | 20022095A |  |\n| 4 | Siphon | 30012280A |  |\n| 5 | Burner Chamber Ass'y | 20030283A | NCB-150E |\n|  |  | 30010353A | NCB-180E |\n|  |  | 30008440A | NCB-210E/240E |\n| 6 | Ignition Transformer | 30010455A |  |\n| 7 | Burner Packing | 20027105A | NCB-150E |\n|  |  | 20021677A | NCB-180E |\n|  |  | 20021672A | NCB-210E/240E |\n| 8 | Heat Exchanger Ass'y | 30014697A | NCB-150E |\n|  |  | 30012322A | NCB-180E |\n|  |  | 30012321A | NCB-210E |\n|  |  | 30012317A | NCB-240E |\n| 9 | Thermistor (Exhaust) | 30009478A |  |\n| 10 | Thermistor (Water) | 30008366A |  |\n| 11 | High Limit Switch | 30002558A |  |\n| 12 | Fastener | 20007859A |  |\n| 13 | O-Ring (P19) | 20017211A |  |\n| 14 | Heat Exchanger Outlet Pipe | 30014733A | NCB-150E |\n|  |  | 30011913A | NCB-180E |\n|  |  | 30011912A | NCB-210E/240E |\n| 15 | Packing (Circulation Pump) | 20027617A |  |\n| 16 | LWCO (Pressure Sensor) | 20007924A |  |\n| 17 | Siphon Hose | 20027671A |  |\n| 18 | Return Pipe | 30014319A | NCB-150E |\n|  |  | 30011903B | NCB-180E |\n|  |  | 30011927B | NCB-210E/240E |\n| 19 | Siphon Fastener | 20007833A |  |\n| 20 | LWCO Packing | 20006873A |  |\n| 21 | Ignitor | 30012226A | NCB-180E/210E/240E |\n|  |  | 30014183A | NCB-150E |\n\nAppendixes 75  \n11.4.3 Waterway Assembly  \n35  \n16  \n20  \n\\# Description Part \\# Remark  \n30015581A NCB-150E  \n1 DHW Heat Exchanger 30008181A NCB-180E 30005017A NCB-210E/240E  \n2 Fastener 20007858A  \n3 O-Ring (P18) 20006954A  \n4 DHW Outlet Elbow 30012328A  \n5 Packing 20006852A  \n76 Appendixes  \n| \\# | Description | Part \\# | Remark |\n| --- | --- | --- | --- |\n| 6 | Thermistor | 30008366A |  |\n| 7 | DHW Outlet Adaptor | 30003747A |  |\n| 8 | DHW Flow Sensor | 30012033A |  |\n| 9 | O-Ring (P14) | 20006952A |  |\n| 10 | DHW Cold Water Adaptor | 30015582A | NCB-150E |\n|  |  | 30010315A | NCB-180E |\n|  |  | 30010316A | NCB-210E |\n|  |  | 30010317A | NCB-240E |\n| 11 | O-Ring (P20) | 20017212A |  |\n| 12 | DHW Cold Water Filter | 30007878A |  |\n| 13 | Vent Pipe | 30014737A |  |\n| 14 | Auto Fill Valve | 30012241A |  |\n| 15 | O-Ring (P16) | 20017210A |  |\n| 16 | Fastener | 20007859A |  |\n| 17 | Auto Fill Valve Adaptor | - |  |\n| 18 | 3-Way Outlet Adaptor B | 30012332A |  |\n| 19 | Fastener | 20017726A |  |\n| 20 | 3-Way Outlet Adaptor A | 30012331A |  |\n| 21 | Packing | 20011380A |  |\n| 22 | Connection Adaptor | 20011408A |  |\n| 23 | 3-Way Valve | 30004831B |  |\n| 24 | Fastener | 20007733A |  |\n| 25 | Water Fill Pipe | 30012247A |  |\n| 26 | Drain Cock | 30008630B |  |\n| 27 | Space Heating Supply Pipe | 30011905A |  |\n| 28 | Space Heating Supply Adaptor B | 20026930A |  |\n| 29 | Space Heating Return Adapter A | 30012329A |  |\n| 30 | Space Heating Strainer | 30015446A |  |\n| 31 | 3-Way Outlet Pipe | 30011906A |  |\n| 32 | Circulation Pump Fastener | 20034532A |  |\n| 33 | Circulation Pump | 30015307A |  |\n| 34 | O-Ring (Φ21.7x3.5t) | 20033699A |  |\n| 35 | O-Ring (Φ18.8x2.6t) | 20003022A |  |\n| 36 | Space Heating Return Adapter B | 30012330A |  |\n| 37 | SH Supply Pipe | 30014736A |  |\n| 38 | Vent Adaptor | 20033694A |  |\n\nAppendixes 77  \n11.4.4 Fan (Gas) Assembly  \n1   \n2  \n10   \n11   \n12  \n13   \n78 Appendixes  \n| \\# | Description | Part \\# | Remark |\n| --- | --- | --- | --- |\n| 1 | Fan Assembly | 30015586A | NCB-180E/210E/240E |\n| 2 | Fan Packing | 20022744A |  |\n","cbCaiaLjebWYBh3s","https://ap.wps.com/l/cbCaiaLjebWYBh3s","pdf",1615651,"English","# 11.4 Component Assembly Diagrams and Parts Lists\n## 11.4.1 Case Assembly\n## 11.4.2 Burner Assembly\n## 11.4.3 Waterway Assembly\n## 11.4.4 Fan (Gas) Assembly","[{\"question\":\"What information is provided in the parts tables for each assembly?\",\"answer\":\"Each row lists the part number and a description, with a remark column for applicable variants.\"},{\"question\":\"Which components are included in the case assembly section?\",\"answer\":\"The case assembly includes an intake air duct, exhaust pipe assembly, case, intake air filter, air pressure sensor, PCB, front panel, and cover.\"},{\"question\":\"How are model variants indicated in the burner assembly list?\",\"answer\":\"Remarks use model tags such as NCB-150E, NCB-180E, and NCB-210E/240E alongside specific part numbers.\"}]","Component Assembly Diagrams and Parts Lists - Case Assembly | PDF",1792994975]