{"product_id":"yale-d878-gp135vx-glp135vx-gdp135vx-gp155vx-glp155vx-gdp155vx-forklift-pdf-repair-service-manual","title":"Yale D878 GP135VX, GLP135VX, GDP135VX, GP155VX, GLP155VX \u0026 GDP155VX Forklift Pdf Repair Service Manual","description":"\u003ch2\u003eYale D878 GP135VX, GLP135VX, GDP135VX, GP155VX, GLP155VX \u0026amp; GDP155VX Forklift Repair Service Manual PDF\u003c\/h2\u003e\n\u003cp\u003eWhen maintaining a high-capacity Yale forklift, identifying the correct service information is an important first step toward an accurate repair. The \u003cstrong\u003eYale D878 GP135VX, GLP135VX, GDP135VX, GP155VX, GLP155VX and GDP155VX Repair Service Manual PDF\u003c\/strong\u003e provides technical reference material for the specified VX-series lift trucks, helping workshop technicians investigate faults, plan maintenance and service major truck systems.\u003c\/p\u003e\n\u003cp\u003eDesigned for forklift mechanics, fleet maintenance teams and equipment owners, this digital reference brings together information on powertrain systems, transmission, hydraulics, steering, braking, electrical components and lifting equipment. Because these model families include gasoline, LPG and diesel configurations, always confirm the engine and fuel system installed on your truck before following a procedure.\u003c\/p\u003e\n\u003ch3\u003eService and Repair Topics Covered\u003c\/h3\u003e\n\u003cp\u003eThe associated D878 service documentation lists the following workshop topics and technical sections. Coverage may vary by powertrain, mast serial number and equipment configuration. \u003ccite\u003e\u003c\/cite\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperator cab and frame:\u003c\/strong\u003e Reference information for cab components and the truck's structural frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine and cooling system:\u003c\/strong\u003e GM 4.3L V6 engine and cooling-system service topics for applicable configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel systems:\u003c\/strong\u003e LPG and gasoline fuel-system sections, including related ignition-system information.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivetrain:\u003c\/strong\u003e Transmission service information, including three-speed powershift transmission repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive axle and differential:\u003c\/strong\u003e Assembly and repair reference information for drivetrain components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake and steering systems:\u003c\/strong\u003e Brake-system and steering-axle service topics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic equipment:\u003c\/strong\u003e Hydraulic gear pump, hydraulic cleanliness procedures and main control valve information.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMast and cylinders:\u003c\/strong\u003e Cylinder repair and mast repair information for specified serial-number groups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical systems:\u003c\/strong\u003e Electrical troubleshooting, wire-harness repair and user-interface information.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkshop reference sections:\u003c\/strong\u003e Calibration procedures, periodic maintenance, capacities and specifications, diagrams, schematics and metric\/SAE fastener information.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePowertrain note:\u003c\/strong\u003e This D878 manual listing identifies GM 4.3L gasoline and LPG-related information. Do not assume that all diesel engine repair procedures are included in this particular edition. Confirm the engine fitted to your truck and verify diesel-specific coverage before ordering. \u003ccite\u003e\u003c\/cite\u003e\u003c\/p\u003e\n\u003ch3\u003eYale D878 Model Compatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel designation\u003c\/th\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGP135VX\u003c\/td\u003e\n\u003ctd\u003eGasoline-powered forklift\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGLP135VX\u003c\/td\u003e\n\u003ctd\u003eLPG-powered forklift\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGDP135VX\u003c\/td\u003e\n\u003ctd\u003eDiesel-powered forklift\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGP155VX\u003c\/td\u003e\n\u003ctd\u003eGasoline-powered forklift\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGLP155VX\u003c\/td\u003e\n\u003ctd\u003eLPG-powered forklift\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGDP155VX\u003c\/td\u003e\n\u003ctd\u003eDiesel-powered forklift\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eAll six designations are listed under the D878 family. The GP, GLP and GDP prefixes distinguish powertrain configurations, so engine, fuel-system and diagnostic procedures must be matched to the actual truck. Check the model plate and serial number to confirm compatibility.\u003c\/p\u003e\n\u003ch3\u003ePDF Manual Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eD878\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDocument type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eForklift repair and service manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePDF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLanguage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEnglish, according to the associated listing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModels listed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP\/GLP\/GDP135VX and GP\/GLP\/GDP155VX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended users\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eForklift mechanics, service technicians, workshops and fleet maintenance teams\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrimary purpose\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMaintenance, diagnostics and repair reference\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhy Keep the D878 Manual in Your Workshop?\u003c\/h3\u003e\n\u003cp\u003eForklift systems are interconnected, and a fault in one area can affect the operation of another. Having relevant technical information available can help technicians organize inspections, locate system-specific guidance and prepare for repairs without relying solely on general-purpose instructions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFind the appropriate service section before dismantling or adjusting components.\u003c\/li\u003e\n\u003cli\u003eConsult transmission and drivetrain information when investigating power-delivery problems.\u003c\/li\u003e\n\u003cli\u003eRefer to hydraulic, steering and brake sections when planning system maintenance.\u003c\/li\u003e\n\u003cli\u003eCheck mast serial-number coverage before using cylinder or mast repair instructions.\u003c\/li\u003e\n\u003cli\u003eUse the PDF's searchable format, if supported by the supplied file, to locate relevant terms efficiently.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConfirm Compatibility Before Purchasing\u003c\/h3\u003e\n\u003cp\u003eNot every procedure applies to all six models. Engine type, fuel system, mast configuration, serial-number range and production changes can affect which information is relevant. Verify the full model designation and serial number, especially if you need engine-specific or mast-related repair instructions.\u003c\/p\u003e\n\u003cp\u003eFollow appropriate workshop safety practices and use qualified personnel for work involving fuel systems, brakes, lifting equipment and pressurized hydraulic components.\u003c\/p\u003e\n\u003ch3\u003eGet the Yale D878 Forklift Repair Service Manual PDF\u003c\/h3\u003e\n\u003cp\u003eIf you maintain a Yale GP135VX, GLP135VX, GDP135VX, GP155VX, GLP155VX or GDP155VX, this digital service reference can help you access information on the systems covered in the associated D878 documentation. Check the exact truck configuration and required repair coverage before purchasing to ensure the manual is suitable for your machine.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhich Yale forklift models are covered?\u003c\/h4\u003e\n\u003cp\u003eThe listed models are GP135VX, GLP135VX, GDP135VX, GP155VX, GLP155VX and GDP155VX in the D878 series.\u003c\/p\u003e\n\u003ch4\u003eDoes the manual cover gasoline and LPG configurations?\u003c\/h4\u003e\n\u003cp\u003eThe associated listing includes gasoline and LPG fuel-system sections, along with GM 4.3L V6 engine information. Verify the relevant section against your truck's powertrain.\u003c\/p\u003e\n\u003ch4\u003eDoes it include transmission repair information?\u003c\/h4\u003e\n\u003cp\u003eYes. The listed contents include three-speed powershift transmission repair, along with drivetrain and drive-axle information.\u003c\/p\u003e\n\u003ch4\u003eDoes it include diesel engine repair procedures?\u003c\/h4\u003e\n\u003cp\u003eThe model listing includes GDP diesel variants, but the cited D878 contents specifically identify GM gasoline and LPG-related engine sections. Confirm that the required diesel engine information is included in the edition being sold.\u003c\/p\u003e\n\u003ch4\u003eAre mast and cylinder repairs covered?\u003c\/h4\u003e\n\u003cp\u003eThe associated contents list cylinder and mast repair sections for specified mast serial-number groups. Check your mast serial number before relying on a procedure.\u003c\/p\u003e\n\u003ch4\u003eIs the manual provided as a PDF?\u003c\/h4\u003e\n\u003cp\u003eYes, the associated listing describes the service manual as a PDF document that can be opened with compatible PDF-reading software.\u003c\/p\u003e","brand":"Manuals Kart","offers":[{"title":"Default Title","offer_id":67740966224148,"sku":null,"price":39.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0868\/2133\/9412\/files\/yale-d878-gp135vx-glp135vx-gdp135vx-gp155vx-glp155vx-gdp155vx-forklift-pdf-repair-service-manual.jpg?v=1792479989","url":"https:\/\/manualskart.com\/products\/yale-d878-gp135vx-glp135vx-gdp135vx-gp155vx-glp155vx-gdp155vx-forklift-pdf-repair-service-manual","provider":"Manuals Kart","version":"1.0","type":"link"}