{"product_id":"john-deere-870g-870gp-872g-and-872gp-motor-graders-sn-634380-656507-with-it4-s3b-engines-repair-manual-tm12145","title":"John Deere 870G, 870GP, 872G and 872GP Motor Graders (SN: 634380-656507) with iT4\/S3B Engines Repair Manual (TM12145)","description":"\u003ch2\u003eJohn Deere 870G, 870GP, 872G and 872GP Motor Graders Repair Manual PDF (TM12145)\u003c\/h2\u003e\n\u003cp\u003eThis factory Repair Manual provides complete repair, overhaul, and component-level service procedures for John Deere 870G, 870GP, 872G, and 872GP Motor Graders equipped with iT4 and S3B engines. Manual TM12145 is designed for professional technicians, dealer service departments, and heavy equipment maintenance specialists who need accurate factory repair information.\u003c\/p\u003e\n\u003cp\u003eOrganized by system and component groups, the manual delivers step-by-step disassembly, inspection, repair, and reassembly instructions. It includes precise specifications, torque values, service limits, and adjustment data to support proper repairs, reduce downtime, and ensure reliable grader performance.\u003c\/p\u003e\n\u003ch2\u003eModels Covered:\u003c\/h2\u003e\n\u003cp\u003eJohn Deere 870G Motor Grader\u003cbr\u003eJohn Deere 870GP Motor Grader\u003cbr\u003eJohn Deere 872G Motor Grader\u003cbr\u003eJohn Deere 872GP Motor Grader\u003c\/p\u003e\n\u003ch2\u003eSerial Number Range:\u003c\/h2\u003e\n\u003cp\u003eSN: 634380 – 656507\u003c\/p\u003e\n\u003ch2\u003eEngine Coverage:\u003c\/h2\u003e\n\u003cp\u003eiT4 and S3B Engines\u003c\/p\u003e\n\u003ch2\u003eManual Coverage Includes:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGeneral Safety Practices and Machine Identification\u003c\/li\u003e\n\u003cli\u003eTechnical Specifications, Service Data, and Wear Limits\u003c\/li\u003e\n\u003cli\u003eEngine Repair, Disassembly, and Overhaul Procedures\u003c\/li\u003e\n\u003cli\u003eFuel System Inspection, Testing, and Component Repair\u003c\/li\u003e\n\u003cli\u003eAir Intake, Aftertreatment, and Exhaust System Servicing\u003c\/li\u003e\n\u003cli\u003eCooling System Diagnostics and Component Maintenance\u003c\/li\u003e\n\u003cli\u003eTransmission, Differential, and Powertrain Repairs\u003c\/li\u003e\n\u003cli\u003eTandem, Axle, and Final Drive Overhaul Procedures\u003c\/li\u003e\n\u003cli\u003eHydraulic System Repair, Pressure Testing, and Adjustments\u003c\/li\u003e\n\u003cli\u003eMain Pumps, Control Valves, and Hydraulic Circuit Servicing\u003c\/li\u003e\n\u003cli\u003eSteering, Frame, and Articulation System Repairs\u003c\/li\u003e\n\u003cli\u003eBrake System Inspection, Repair, and Adjustment\u003c\/li\u003e\n\u003cli\u003eElectrical System Troubleshooting and Wiring Diagrams\u003c\/li\u003e\n\u003cli\u003eElectronic Controllers, Sensors, and Calibration Procedures\u003c\/li\u003e\n\u003cli\u003eTorque Values, Clearances, and Assembly Specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFormat and Access Features:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInstant Digital PDF Download\u003c\/li\u003e\n\u003cli\u003eLanguage: English\u003c\/li\u003e\n\u003cli\u003eFully Searchable and Indexed Manual\u003c\/li\u003e\n\u003cli\u003eHigh-Resolution Technical Diagrams and Schematics\u003c\/li\u003e\n\u003cli\u003ePrintable Pages for Workshop or Field Use\u003c\/li\u003e\n\u003cli\u003eCompatible with Windows, macOS, Tablets, and Smartphones\u003c\/li\u003e\n\u003cli\u003eSystem-based Layout for Fast Repair Reference\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy This Repair Manual Is Important:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFactory-approved repair and overhaul procedures\u003c\/li\u003e\n\u003cli\u003eSupports accurate diagnostics and correct component servicing\u003c\/li\u003e\n\u003cli\u003eReduces downtime and repeat repair issues\u003c\/li\u003e\n\u003cli\u003eEnsures repairs meet John Deere service standards\u003c\/li\u003e\n\u003cli\u003eEssential for major repairs and complete machine rebuilds\u003c\/li\u003e\n\u003cli\u003eReliable reference for iT4 and S3B engine platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe John Deere 870G, 870GP, 872G and 872GP Motor Graders Repair Manual PDF (TM12145) provides professional-level technical guidance for dependable repairs and long-term machine reliability.\u003c\/p\u003e\n\u003cp\u003eDownload the John Deere TM12145 Repair Manual PDF today for immediate access to official factory service documentation.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003eQ: What is the purpose of the TM12145 manual?\u003c\/h3\u003e\n\u003cp\u003eA: TM12145 is a factory repair manual providing complete repair, overhaul, and component servicing procedures for motor graders.\u003c\/p\u003e\n\u003ch3\u003eQ: Which John Deere grader models are covered?\u003c\/h3\u003e\n\u003cp\u003eA: It covers John Deere 870G, 870GP, 872G, and 872GP motor graders.\u003c\/p\u003e\n\u003ch3\u003eQ: What serial numbers does this manual apply to?\u003c\/h3\u003e\n\u003cp\u003eA: This manual applies to machines with serial numbers from 634380 to 656507.\u003c\/p\u003e\n\u003ch3\u003eQ: Which engines are included in this repair manual?\u003c\/h3\u003e\n\u003cp\u003eA: The manual covers graders equipped with iT4 and S3B engines.\u003c\/p\u003e\n\u003ch3\u003eQ: Does this manual include hydraulic and powertrain repairs?\u003c\/h3\u003e\n\u003cp\u003eA: Yes, it includes full hydraulic system, transmission, axle, and powertrain repair procedures.\u003c\/p\u003e\n\u003ch3\u003eQ: Are electrical and electronic systems covered?\u003c\/h3\u003e\n\u003cp\u003eA: Yes, wiring diagrams, electronic diagnostics, and calibration procedures are included.\u003c\/p\u003e\n\u003ch3\u003eQ: Is this manual suitable for professional workshops?\u003c\/h3\u003e\n\u003cp\u003eA: Yes, it is written for dealer technicians, independent repair shops, and experienced service professionals.\u003c\/p\u003e\n\u003ch3\u003eQ: Can the PDF be printed for shop use?\u003c\/h3\u003e\n\u003cp\u003eA: Yes, all pages are fully printable for workshop or on-site reference.\u003c\/p\u003e","brand":"Manuals Shop","offers":[{"title":"Default Title","offer_id":44339595706470,"sku":null,"price":54.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/8358\/4102\/files\/john-deere-870g-870gp-872g-and-872gp-motor-graders-sn-634380-656507-with-it4s3b-engines-repair-manual-tm12145.jpg?v=1768552610","url":"https:\/\/manualsshop.com\/products\/john-deere-870g-870gp-872g-and-872gp-motor-graders-sn-634380-656507-with-it4-s3b-engines-repair-manual-tm12145","provider":"Manuals Shop","version":"1.0","type":"link"}