Bobcat T740 Compact Track Loader Service Manual 7252367enUS – S/N B3CA11001 & Above

Description

Bobcat T740 Compact Track Loader Service Manual 7252367enUS – S/N B3CA11001 & Above

The Bobcat T740 Compact Track Loader Service Manual 7252367enUS – S/N B3CA11001 & Above is a detailed 937-page technical reference for servicing and repairing the T740 Compact Track Loader. The manual identifies its application as T740 S/N B3CA11001 & Above and is written for the Bobcat loader mechanic, providing servicing and adjustment procedures for the loader, its component parts and its systems.

This manual goes well beyond routine maintenance. It covers hydraulic and hydrostatic diagnosis, cylinder and valve repair, track and drive components, mainframe assemblies, electrical troubleshooting and service codes, engine removal and internal service, turbocharger and emissions-related components, heating and air-conditioning repair, technical specifications, service tools and system schematics. Procedures are supported throughout by photographs, illustrations, exploded component views, hydraulic diagrams, electrical information, measurements, torque values and inspection criteria.

File Details

• Manual type: Service Manual
• Brand: Bobcat
• Model: T740 Compact Track Loader
• Serial coverage: S/N B3CA11001 & Above
• Document number: 7252367enUS (8-15) (0)
• Publication: 2015
• Language: English
• Pages: 937
• File format: PDF
• System: Equipped with Bobcat Interlock Control System (BICS™)

Built for T740 Service, Diagnosis and Component Repair

The T740 service material is organized around actual workshop operations. Maintenance sections establish service intervals and fluid procedures before the manual moves into system-level testing and repair. Hydraulic chapters include troubleshooting, pressure testing, relief-valve adjustment, pump tests, cylinder testing and complete component disassembly and assembly. Hydrostatic coverage addresses the tandem hydrostatic pump and drive motors that provide forward and reverse motion, along with charge-pressure components and related troubleshooting.

The engine section identifies the loader engine as the direct-injected D34NAP, a turbocharged and inter-cooled diesel engine with a displacement of 3,4 L (208 in3). The engine material includes specifications, sensor locations, torque values, troubleshooting, engine removal and installation, cooling-system components, Diesel Oxidation Catalyst (DOC), turbocharger, gear-case work and Exhaust Gas Recirculation (EGR) system procedures. Electrical sections complement this with harness connector identification, battery and charging-system work, controller-related service, diagnostic service codes and electrical troubleshooting.

Chapters Covered

• Safety and Maintenance
  • Lifting and blocking the loader; lift arm support device
  • Operator cab raising, lowering and cab door sensor
  • Transporting and towing procedures
  • Remote Start Tool and Service Tool procedures
  • Service schedule and maintenance intervals
  • Engine air cleaner and engine cooling system
  • Fuel system and fuel filter service
  • Engine lubrication system
  • Hydraulic / hydrostatic fluid and filter maintenance
  • Bob-Tach inspection and maintenance
  • Lubrication, pivot pins, storage and return to service
  • Emergency exit and seat belt inspection
• Hydraulic System
  • Hydraulic system information, symbols and troubleshooting
  • Lift, tilt and Bob-Tach cylinders: testing, removal, disassembly and assembly
  • Main and auxiliary relief valve testing and adjustment
  • Standard and SJC hydraulic control valves
  • Lift arm bypass control valve
  • Hydraulic pump and high-flow hydraulic pump testing and repair
  • Hydraulic / hydrostatic filters and hydraulic reservoir
  • Oil cooler, bucket position valve and rear auxiliary diverter valve
  • Power Bob-Tach block and front auxiliary hydraulic coupler block
  • Hydraulic / hydrostatic schematics for manual and SJC configurations
• Hydrostatic System
  • Hydrostatic system description and troubleshooting
  • Tandem hydrostatic pump and hydrostatic motor service
  • Charge-pressure and control components
  • Valve block and drain manifold service
• Drive System
  • Single-speed and two-speed brake systems
  • Solid-mounted track undercarriage inspection and adjustment
  • Track removal and installation
  • Front and rear idlers
  • Track tensioner removal, installation, disassembly and assembly
• Mainframe
  • Seat bar removal, installation and assembly
  • Operator cab and gas spring service
  • Standard and suspension operator seats
  • Fuel tank and fuel level sender
  • Control pedals and linkages
  • Cab interior components, headliner and fan duct panels
• Electrical System and Analysis
  • Electrical system information and troubleshooting
  • Standard cab, deluxe cab, mainframe and engine harness connectors
  • Fuse and relay identification
  • Solenoid testing
  • Battery service and jump starting
  • Alternator belt, charging-system inspection and voltage testing
  • Engine Control Unit and related electrical components
  • Diagnostic service codes and stored-code information
  • Electrical schematics and harness information
• Engine Service
  • Engine information, specifications, sensors and torque values
  • Engine troubleshooting and removal / installation
  • Diesel Oxidation Catalyst (DOC)
  • Air cleaner and engine cooling system
  • Gear-case components
  • Turbocharger removal and inspection
  • Fuel injection and high-pressure fuel-system components
  • Exhaust Gas Recirculation (EGR) system
• Heating, Ventilation and Air Conditioning (HVAC)
  • Air-conditioning system flow, components and safety equipment
  • Regular maintenance, filters and belt service
  • Condenser and evaporator / heater coil maintenance
  • HVAC troubleshooting and pressure / temperature information
  • Refrigerant reclamation and charging procedures
  • Compressor and other HVAC component service
• Specifications
  • Loader dimensions and performance data
  • Engine specifications
  • Drive system and controls
  • Hydraulic system specifications and capacities
  • Service tools required
• Alphabetical Index

Taken together, these chapters make the Bobcat T740 compact track loader service manual a system-by-system repair reference rather than a basic operator guide. A technician can move from a symptom or service code to the appropriate system, review testing information, identify the component, follow removal instructions, inspect or dismantle it where the manual provides that procedure, and then use the specified assembly, adjustment and torque information during reinstallation.

Hydraulic, Hydrostatic and Diagnostic Information

Hydraulic coverage is especially extensive. The manual explains hydraulic symbols before providing troubleshooting charts and component procedures. Lift and tilt cylinders include testing, removal and installation, parts identification, disassembly and assembly. The Bob-Tach cylinder receives similar treatment. Relief-valve sections provide pressure-testing and adjustment procedures, while hydraulic pump chapters cover tests at the quick couplers, direct pump testing, startup and internal service.

Full hydraulic / hydrostatic schematics are included for the T740 S/N B3CA11001 & Above, with configurations for manual controls and SJC and with or without options. These diagrams identify pumps, motors, control valves, filters, restrictions, pressure devices, auxiliary circuits and other hydraulic components, making them valuable when tracing flow paths or diagnosing a system that is not operating correctly.

The electrical side is similarly practical. The manual identifies harness connectors and fuse and relay locations, provides electrical-system troubleshooting, covers battery and charging-system procedures and includes diagnostic service-code information. The Deluxe Instrumentation Panel coverage includes active warnings and stored code history, while the main diagnostic material directs technicians from displayed codes toward the appropriate checks and repairs.

Maintenance and Service Reference

The Bobcat T740 Compact Track Loader Service Manual 7252367enUS – S/N B3CA11001 & Above also provides the recurring maintenance information needed to keep repair work tied to the machine’s prescribed service schedule. Intervals shown in the manual include every 10 hours, 50 hours, 100 hours, 250 hours or 12 months, 500 hours or 12 months, 1000 hours or 12 months, and 1200 hours or 24 months. Covered work includes engine oil and filters, cooling-system care, fuel filtration, hydraulic filters and fluid, belts, track tension, lubrication points, BICS™ checks and other inspection items.

Procedures also address engine oil selection, hydraulic / hydrostatic fluid guidance, coolant service, fuel specifications, filter replacement and system bleeding. Component installation steps frequently include exact tightening values, adjustment data, service limits and inspection measurements, allowing the mechanic to complete work with the numerical references supplied for the specific procedure instead of relying on general repair practice.

Service the T740 with the Correct Procedures at Hand

The Bobcat T740 Compact Track Loader Service Manual 7252367enUS – S/N B3CA11001 & Above supports a wide range of workshop jobs, from scheduled maintenance and track adjustment to hydraulic testing, cylinder rebuilding, hydrostatic diagnosis, electrical fault tracing, engine service, component removal and HVAC repair. Having the correct procedures, diagrams, torque values, service limits and specifications available is especially important when a repair requires disassembly, pressure adjustment, electrical diagnosis or accurate reassembly.

Delivered as an instant PDF after purchase, there is no physical book to ship and no waiting for postal delivery. The manual can be viewed on a compatible phone, tablet, laptop or desktop computer and pages can be printed when a paper reference is useful at the machine or workbench.