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Includes foreword and safety notices, with compliance requirements and workplace/maintenance precautions. Provides product introduction details such as machine parameters, tightening torque selection for the lifting platform, and key component moment tables. Describes service procedures for major assemblies (platform, jib, telescopic boom, engine side and fuel/hydraulic systems, turntable, axles, and valve groups), followed by maintenance checks and scheduled maintenance items.",{"@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/telescopic-boom-mobile-elevating-work-platform-service-manual/652258/",{"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/telescopic-boom-mobile-elevating-work-platform-service-manual/652258.png","ImageObject",300,407,{"name":92,"@type":93},"EvelynWrites","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-24",true,{"@type":102,"interactionType":103,"userInteractionCount":24},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What safety requirements must maintenance personnel follow before operation and maintenance?","Question",{"text":112,"@type":113},"Drivers and maintenance personnel must read the manual thoroughly before operation and maintenance, and keep the manual properly for future reference to prevent fatal accidents.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which major assemblies are covered in the service chapter?",{"text":117,"@type":113},"The service chapter includes procedures for the platform assembly, jib assembly, telescopic boom assembly, engine side components, fuel tank/hydraulic systems, turntable assembly, front and rear axle assemblies, other components, cylinder bleeding, and the valve group.",{"name":119,"@type":110,"acceptedAnswer":120},"What kinds of maintenance checks and routine work are listed in Chapter IV?",{"text":121,"@type":113},"Chapter IV provides compliance requirements and systematic inspection items such as labels/signs, damaged or missing parts, batteries, tires and hubs, pivoting support, wear pads, wire rope, oil levels, hydraulic filters, air cleaner, high-pressure filter elements, hydraulic oil changes, and regular engine maintenance.","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},652258,1793029581,{"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":24,"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":144,"read_time":145},687212989558,"https://ap-avatar.wpscdn.com/davatar_a8503ba1806abce46bf441b54a3ca4cd","Service Manual  \nT20J、 T22J、 T26J  \nTelescopic boom Mobile Elevating Work Platform  \n\n| WARNING |\n| --- |\n| Before operation and maintenance, the drivers and maintenance personnel are required to read this manual thoroughly. Otherwise, fatal accident may occur. This manual shall be kept properly for future reference by the personnel concerned. |\n\nLINGONG HEAVY MACHINERY CO. , LTD.  \nTelescopic boom Mobile Elevating Work Platform  \nService Manual  \n880*1230 mm Sextodecimo 8 sheets First edition, Dec. 2022 First print, Dec. 2022  \nLINGONG HEAVY MACHINERY CO. , LTD.  \nAdd.: 12F, Building 3, Lushang Olympic City, No. 9777, Jingshi Road, Lixia District, Jinan  \nCity, Shandong Province, China  \nTel: 86-0531-67605017 Technical service hotline: 86-0531-81666372  \n[Web: www. lgmg. com. cn](Web: www. lgmg. com. cn) Parts sales hotline: 86-0531-67605016  \nContents  \nForeword VIII  \nSafety Notices IX  \nChapter I Safety and Environment 1  \n1.1 Terms and Definitions 3  \n1.2 Compliance 3  \n1.3 Before maintenance 3  \n1.4 Workplace requirements 3  \n1.5 Safety precautions for maintenance and repair 3  \n1.6 Intended use 4  \n1.7 Description 4  \nChapter II Product Introduction 7  \n2.1 Machine parameters 9  \n2.1.1 Parameters of T65J (T0020JNDAH21) 9  \n2.1.2 Parameters of T85J (T2623J0WND4AH2001) 10  \n2.2 Pecification for selection of tightening torque of the lifting platform 12  \n2.3 Key component moment table 14  \nChapter III Service 17  \n3.1 Notice 19  \n3.2 Platform assembly 19  \n3.2.1 Removing the platform assembly 19  \n3.2.2 Assembling the platform assembly 21  \n3.3 Jib assembly 23  \n3.3.1 Removing the jib assembly 23  \n3.3.2 Removing the swing cylinder 24  \n3.3.3 Removing the flying jib cylinder 25  \n3.3.4 Removing the upper leveling cylinder 26  \n3.3.5 Assembling the jib assembly 26  \n3.3.6 Assembling the flying jib cylinder 27  \n3.3.7 Assembling the swing cylinder 27  \n3.3.8 Assembling the stop block 28  \n3.3.9 Hoisting the jib 28  \n3.3.10 Assembling the upper leveling cylinder 28  \n3.4 Telescopic boom assembly 29  \n3.4.1 Removing the telescopic boom frame 29  \n3.4.2 Removing the telescopic cylinder 31  \n3.4.3 Removing the lower leveling cylinder 33  \n3.4.4 Removing the cable carrier 34  \n3.4.5 Assembling the telescopic boom frame 35  \n3.4.6 Assembling the telescopic cylinder 39  \n3.4.7 Assembling the lower leveling cylinder 41  \n3.4.8 Assembling the cable carrier 41  \n3.4.9 Rope 43  \n3.5 Engine side components (Deutz TD2.9L4) 45  \n3.5.1 Assembling the engine drivetrain 45  \n3.5.2 Assembling the engine intake system 45  \n3.5.3 Assembling the engine exhaust system 46  \n3.5.4 Assembling the engine cooling system 46  \n3.5.5 Subassembling the engine 46  \n3.6 Fuel tank side components 46  \n3.6.1 Removing the fuel tank 46  \n3.6.2 Installing the fuel tank 47  \n3.6.3 Removing the hydraulic tank 47  \n3.6.4 Installing the hydraulic tank 48  \n3.6.5 Assembling the ground control unit (GCU) 51  \n3.6.6 Assembling the emergency power unit 51  \n3.6.7 Assembling battery 51  \n3.6.8 Assembling the DC power switch 51  \n3.7 Turntable assembly 52  \n3.7.1 Hoisting the turntable 52  \n3.7.2 Removing the slewing gearbox 52  \n3.7.3 Assembling the slewing gearbox 53  \n3.7.4 Removing the open variable displacement pump 53  \n3.7.5 Assembling the open variable displacement pump 54  \n3.8 Front axle assembly 54  \n3.8.1 Removing wheels 54  \n3.8.2 Assembling wheels 54  \n3.8.3 Removing the front axle driving motor, steering knuckle and walking gearbox 54  \n3.8.4 Assembling the front axle driving motor, steering knuckle and walking gearbox 55  \n3.8.5 Removing the floating cylinder 56  \n3.8.6 Assembling the floating cylinder 56  \n3.8.7 Removing the steering cylinder 57  \n3.8.8 Assembling the steering cylinder 57  \n3.9 Rear axle assembly 57  \n3.9.1 Removing the rear axle driving motor and reducer 57  \n3.9.2 Assembling the rear axle driving motor and gearbox 58  \n3.10 Other components 58  \n3.10.1 Assembling the radiator assembly 58  \n3.10.2 Removing the variable displacement walki","cbCaiuxMTn673sOi","https://ap.wps.com/l/cbCaiuxMTn673sOi","pdf",3567094,151,"English","# Foreword\n# Safety Notices\n# Chapter I Safety and Environment\n## Terms and Definitions\n## Compliance\n## Intended use\n# Chapter II Product Introduction\n## Machine parameters\n## Tightening torque selection\n## Key component moment table\n# Chapter III Service\n## Platform assembly\n## Jib assembly\n## Telescopic boom assembly\n## Engine side components\n## Fuel tank side components\n## Turntable assembly\n## Front axle assembly\n## Rear axle assembly\n## Valve group\n# Chapter IV Maintenance\n## Compliance\n## Check for labels and signs\n## Check for Batteries\n## Inspecting the Hydraulic Oil and Filter\n## Replacing filters and air cleaner\n## Engine maintenance - Deutz\n## Regular Maintenance","[{\"question\":\"What safety requirements must maintenance personnel follow before operation and maintenance?\",\"answer\":\"Drivers and maintenance personnel must read the manual thoroughly before operation and maintenance, and keep the manual properly for future reference to prevent fatal accidents.\"},{\"question\":\"Which major assemblies are covered in the service chapter?\",\"answer\":\"The service chapter includes procedures for the platform assembly, jib assembly, telescopic boom assembly, engine side components, fuel tank/hydraulic systems, turntable assembly, front and rear axle assemblies, other components, cylinder bleeding, and the valve group.\"},{\"question\":\"What kinds of maintenance checks and routine work are listed in Chapter IV?\",\"answer\":\"Chapter IV provides compliance requirements and systematic inspection items such as labels/signs, damaged or missing parts, batteries, tires and hubs, pivoting support, wear pads, wire rope, oil levels, hydraulic filters, air cleaner, high-pressure filter elements, hydraulic oil changes, and regular engine maintenance.\"}]","Telescopic boom Mobile Elevating Work Platform - Service Manual | PDF",1792879081,381]