Description:
This service repair manual targets owners and maintenance personnel of JCB FASTRAC agricultural tractors, specifically models 125, 135, 145, 150, 155, and 185. It aims to empower users to perform repairs and maintenance independently, saving on professional service costs.
Agricultural Technology:
The JCB FASTRAC is positioned as a high-performance agricultural tractor offering significant advantages in road transport speed, operator comfort, and all-around capability, distinguishing it from conventional tractors.
Advantage:
Offers a complete, integrated solution for a range of FASTRAC models, providing detailed technical data, diagnostic procedures, and repair instructions that are crucial for maintaining the performance and longevity of these complex agricultural machines. Its digital format ensures instant accessibility and ease of use across multiple devices.
Features:
Includes real photo illustrations, detailed diagrams, electrical schematics, and step-by-step repair procedures. The manual's searchable and bookmarked PDF format significantly enhances user efficiency in diagnosing and repairing issues.
Engine And Powertrain:
Comprehensive coverage of engine assembly, disassembly, diagnostics, troubleshooting, and maintenance procedures. Includes detailed information on fuel systems, lubrication, cooling, ignition (if applicable), and exhaust systems. Specific details on transmission, driveline, axles, and differentials for all listed FASTRAC models.
Chassis And Suspension:
In-depth instructions for steering system maintenance, repair, and alignment. Detailed specifications and procedures for suspension components, including shock absorbers, springs, and linkages. Coverage of brake system diagnostics, repair, and bleeding procedures.
Electrical And Body:
Extensive electrical schematics, wiring diagrams, component testing, and troubleshooting for lighting, instrumentation, and auxiliary systems. Bodywork repair, panel replacement, and interior trim procedures. Coverage of hydraulic systems, including pump, valve, cylinder, and hose servicing.
Hydraulic System Details:
Detailed breakdown of the hydraulic system, including pump (e.g., gear pump, variable displacement piston pump), control valves, cylinders (e.g., steering, lift cylinders), accumulators, filters, and associated pipework and hoses. Troubleshooting for low pressure, leaks, and erratic operation.
Braking System Details:
Comprehensive coverage of the braking system, which may include hydraulic disc brakes (wet or dry), parking brake mechanisms, and ABS (Anti-lock Braking System) components. Procedures for brake pad/shoe replacement, caliper/cylinder overhaul, fluid flushing, and bleeding.
Steering System Details:
In-depth coverage of the hydraulic power steering system, including steering units, pumps, cylinders, steering linkages, and associated sensors. Focus on troubleshooting steering issues, alignment procedures, and component replacement.
Controls And Electronics:
Covers the various control systems, including mechanical linkages, hydraulic control valves, electronic control units (ECUs) for engine, transmission, and other functions. Troubleshooting for dashboard indicators, warning lights, and control module failures.
Maintenance And Servicing:
Routine maintenance schedules, fluid type and capacity specifications, filter replacement procedures, lubrication points, and preventative maintenance tasks. Covers routine servicing from basic checks to in-depth component servicing.
Diagnostics And Troubleshooting:
Step-by-step diagnostic procedures for identifying common and complex issues. Troubleshooting guides for engine performance, hydraulic leaks, electrical faults, and operational anomalies. Includes symptom-based troubleshooting trees.
Repair And Rebuild:
Detailed assembly and disassembly instructions for all major components, including engine rebuilds, transmission overhauls, hydraulic system repairs, and brake component replacement. Includes torque specifications and alignment procedures.
Schemes And Diagrams:
The manual includes electrical schematics, hydraulic circuit diagrams, and detailed mechanical exploded views and assembly drawings, providing clear visual guidance for all repair and maintenance tasks.
Troubleshooting Charts:
The manual incorporates troubleshooting charts that correlate symptoms with potential causes and recommended corrective actions, making diagnosis more efficient and systematic.
Depth:
Comprehensive technical depth suitable for professional technicians and skilled DIY mechanics. Covers everything from basic checks and adjustments to complete system overhauls and component rebuilds, with detailed diagrams and explanations.
Diagnostic Tools And Techniques:
The manual may suggest specific diagnostic tools or testing equipment required for accurate fault diagnosis and calibration of electronic control units (ECUs) and hydraulic systems.
Quality And Features:
High-quality PDF with 677 pages. Features include searchable text for quick information retrieval, bookmarks for easy navigation, and high-resolution diagrams and photo illustrations for clarity. The file is complete and intact, with no missing or corrupt pages.
Download Delivery:
Instant download in PDF format upon completion of payment via a secure processor. Eliminates shipping costs and waiting times for physical delivery. Compatible with all major operating systems and mobile devices.
Searchability And Bookmarking:
The PDF is bookmarked for easy navigation and searchable, allowing users to quickly locate specific information related to symptoms, parts, or procedures, significantly improving workshop efficiency.
Printability:
The PDF can be printed, allowing users to create hard copies for workshop use. Users can zoom into specific sections or diagrams for detailed viewing.
Binding:
Not Applicable (Digital Download)
Paper Type:
Not Applicable (Digital Download)
Details:
While specific engine variants are not detailed in the product description, the manual covers the engine systems for JCB 125, 135, 145, 150, 155, and 185 FASTRAC models. This typically involves robust diesel engines (e.g., Cummins, Perkins, or JCB's own engines) with displacements ranging from approximately 6.7L to 8.3L or larger, depending on the specific model and year of manufacture within the FASTRAC range. Expect naturally aspirated or turbocharged configurations with intercooling.
Description:
The manual covers the engine section for the JCB 125, 135, 145, 150, 155, 185 FASTRAC, detailing service, repair, and maintenance for their diesel powertrains. This includes cylinder head, block, crankshaft, piston, and valve train components.
Cooling System:
Details on the engine's cooling system, including radiator, water pump, thermostat, fan drive, and coolant passages. Maintenance includes flushing, coolant type selection, and component inspection.
Lubrication System:
Information on the engine's oil pump, oil filter, oil passages, and lubrication requirements. Maintenance includes oil pressure checks and filter replacement procedures.
Horsepower And Torque:
Horsepower and torque figures will vary significantly across the 125-185 FASTRAC model designations. Based on typical agricultural tractor specifications of this era and size, engines would likely range from around 125 HP to over 185 HP, with corresponding torque outputs designed for heavy-duty farm operations. The manual would detail specific performance figures for each variant.
Type:
Likely features advanced diesel fuel injection systems, potentially including direct injection, common rail, or electronic unit injectors depending on the era of the FASTRAC models covered. The manual will provide specifics on fuel pump operation, injector testing, and fuel system diagnostics.
Type:
JCB FASTRAC tractors are renowned for their unique transmission systems, often featuring hydrostatic continuously variable transmissions (CVT) or advanced powershift transmissions, designed for high road speeds and agricultural fieldwork capabilities. The manual covers the intricacies of these advanced transmission types.
Gear Ratios And Speeds:
While exact gear ratios are model-specific, the manual will detail the operational characteristics of the transmission, including its ability to achieve high road speeds and torque for field operations, and potentially gear ratios if applicable to non-CVT variants.
Features:
The manual will detail features such as roading modes, power take-off (PTO) engagement, differential locks, and axle configurations that complement the transmission. It will also cover any auxiliary transmission components or control systems.
Maintenance And Repair:
Includes procedures for transmission fluid changes, filter replacements, component inspections, and diagnostics for potential issues like slipping gears or hydraulic control problems. Specific fluid types and capacities will be specified.
Drive Systems:
Includes detailed information on the drive shafts, differentials, final drives, and axle components specific to the FASTRAC's four-wheel-drive and all-wheel-steer systems. Maintenance and repair of these critical drivetrain components are covered.
General:
JCB FASTRAC models are characterized by their high ground clearance, all-wheel steering capabilities, and unique chassis design for speed and stability. Specific dimensions (length, width, height, wheelbase) will vary between the 125, 135, 145, 150, 155, and 185 models and are detailed within the manual.
Suspension Design:
The FASTRAC's unique suspension system, designed for high road speeds and off-road capability, is thoroughly detailed. This includes shock absorbers, suspension linkages, mounting points, and adjustment procedures for optimal performance and ride comfort.
Operating And Gross:
The manual will specify operating weights, gross vehicle weights, and axle load capacities for each FASTRAC variant. These are critical for understanding the tractor's capabilities and limitations during operation and transport.
Operator Safety:
The 'Care and Safety' section is dedicated to operator safety, covering hazard identification, safe operating practices, personal protective equipment (PPE), and emergency procedures. It addresses the specific safety features inherent in FASTRAC design, such as rollover protection structures (ROPS) and braking systems.
Operator Station Safety:
Details on the safety features integrated into the operator's cab, such as seatbelt restraints, emergency shut-off procedures, and the importance of proper cab sealing and ventilation for operator comfort and safety.
Features:
Active safety features typically found in FASTRACs include advanced braking systems (e.g., ABS, hydraulic power brakes), all-wheel steering for enhanced maneuverability and stability, and electronic stability control systems. The manual will detail the operation and maintenance of these systems.
Features:
Passive safety features include the robust chassis, crumple zones (if applicable), operator cabs designed for protection, seatbelts, and potentially airbags in newer models. The manual will cover the maintenance and inspection of these protective structures.
Scheduled Maintenance:
The manual provides detailed recommended service intervals for all major components and systems, including engine oil and filter changes, transmission fluid and filter service, hydraulic system maintenance, lubrication points, and inspection schedules. These intervals are typically based on operating hours or calendar time.
Filter Replacement Schedule:
Specific intervals and procedures for replacing engine oil filters, fuel filters, hydraulic filters, and transmission filters to ensure optimal fluid cleanliness and system longevity.
Capacities And Types:
Crucial fluid specifications are provided, including engine oil type (e.g., SAE viscosity grade, API service category), coolant type and mixture ratio, hydraulic fluid specification (e.g., ISO VG grade), transmission fluid type, and brake fluid specification. Capacities for all reservoirs (engine oil, coolant, hydraulic tank, transmission) are also clearly listed.
Lubrication Points:
The manual identifies all critical lubrication points across the tractor, specifying the type of grease or oil required and the recommended lubrication intervals to prevent premature wear on bearings, pivot points, and other moving parts.
Common Problems:
While not explicitly stated as a 'known issues' section, the comprehensive diagnostic and troubleshooting content within the manual implicitly addresses common problems encountered with these FASTRAC models. This could include issues related to hydraulic control, transmission performance, electrical components, or engine wear, with repair strategies provided.
Jcb Legacy:
JCB (J.C. Bamford Excavators Ltd.) is a globally recognized manufacturer of construction and agricultural equipment, known for innovation and robust engineering. The FASTRAC line, introduced in the early 1990s, revolutionized agricultural tractor design by prioritizing speed, comfort, and versatility for both fieldwork and road transport.
Fastrac Line:
The FASTRAC models covered (125, 135, 145, 150, 155, 185) represent distinct iterations in the FASTRAC's development, offering increased horsepower, improved suspension, enhanced cab comfort, and updated transmissions and electronics over time. This manual provides a consolidated resource for these specific generations.
Manufacturing:
JCB FASTRAC tractors are primarily manufactured at JCB's headquarters in Rocester, Staffordshire, UK, and potentially other global manufacturing sites. The specific production years covered by this manual would depend on the typical lifespan and updates for these model designations.
