Ford 5640, 6640, 7740, 7840, 8240, 8340 Tractors Shop Manual (incl. Wiring)

$29.99

Model: 5640 | 6640 | 7740 | 7840 | 8240 | 8340
Type: Tractors
280 Pages·88 MB·Searchable PDF·English·Print-Ready
  • ✓ Wiring Diagrams
  • ✓ Hydraulic Schematics
  • ✓ Torque Specs
  • ✓ Bookmarks
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Ford 5640, 6640, 7740, 7840, 8240, 8340 exploded view of front-wheel drive steering knuckle and planetary assembly.
Ford 5640, 6640, 7740, 7840, 8240, 8340 Tractors Shop Manual (incl. Wiring)
$29.99

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This 280-page Ford 5640, 6640, 7740, 7840, 8240, 8340 Shop Manual is the Ford 7740 shop manual pdf you pull up when the tractor won't start and forum posts aren't cutting it. Inside you get full electrical wiring diagrams with harness routing and connector pinouts, hydraulic schematics covering both closed-center load sensing and open-center systems, and a dedicated troubleshooting section for charge pressure faults and warning lights. You also get exploded views for engine teardown and a torque table you can trust. Reset the service interval to 0300 hours through the dash function switches, and check oil sump capacity before you ever crack a bolt. Stop chasing wiring faults with a test light and a hunch. This searchable PDF carries bookmarks for every system, so you jump straight from cab electrical to rear axle without hunting through 280 pages by hand.

Complete the set for your 5640–8340

What's Inside This Ford 5640–8340 Manual

SystemPagesKey Topics
Information & InstructionsHow to Use the Index, Specifications, Procedural Data, Index, Table of Condensed Service Specifications, Procedures Paragraphs
Dual DimensionsU.S. Customary Systems of Measurement, Metric (Si) Systems of Measurement, First Specification, Second Specification, Converted Measurement
BrakesAdjustment, Brake Discs and Actuating Assembly, Master Cylinder, System Bleeding
Clutch, EngineClutch Assembly, R&R, Clutch Linkage, Clutch Master Cylinder, Clutch Release Bearing, Tractor Split
Differential, Main Drive Bevelgears, Final Drive & Rear AxlesSplit Between Transmission and Rear Axle Center Housing, Differential and Differential Lock, Differential Bearing Preload, Bevel Pinion, Rear Axle and Final Drive
Electrical Wiring DiagramsWire Color Code, Wiring Diagram Description, Wiring Harness Locations, Extension Harness Connections, Main Harness, Main Rear Harness
Engine & ComponentsEngine, R&R, Cylinder Head, Rocker Arms, Valve Clearance, Timing Gears, Crankshaft Oil Seals
Front Axle (Two-Wheel Drive)Axle Center Member, Pivot Pins and Bushings, Front Support, Spindles, Axle Extentions and Bushings, Tie Rod, Toe-Out and Tread Adjustment, Wheels and Bearings
Clutch Assembly, R&RRemove and Overhaul, Clutch Disc, Pressure Plate, Diaphragm Type Pressure Plate
Clutch LinkageMechanically Actuated Clutch Linkage Adjustment, Hydraulically Actuated Clutch Linkage Adjustment, Clutch Pedal Free Travel, Cable Operated Interlock Mechanism
Clutch Master CylinderModels with Hydraulically Actuated Clutch Linkage, R&R and Overhaul, Bleeding System
Clutch Release BearingModels with Mechanically Actuated Clutch Linkage, Models with Hydraulically Actuated Clutch Linkage, R&R and Overhaul
Tractor SplitAll Models Except 16 × 16 Transmission, Separation Procedure, Reassembly Procedure
RadiatorAll Models, Remove and Reinstall, Installation Procedure
Radiator Pressure Cap and ThermostatAll Models, Radiator Pressure Cap, Thermostat Location, Thermostat Removal, Thermostat Opening Temperature, Outlet Housing Retaining Screws Torque
Fuel Injection PumpRemove and Reinstall, Pump Timing, Engine Speed, Governor Control Linkage
Fuel InjectorsLocating a Faulty Injector, Injector Testing, Remove and Reinstall, Overhaul
Control ValveOperation, Solenoid, Pilot Valve, Valve Spool, R&R, Overhaul
Dual Power UnitRemove and Reinstall, Overhaul Dual Power, Planetary Gear Set End Play
LubricationTransmission Lubricant Capacity, Oil Level, Recommended Lubricant, Drain and Replace, Hydraulic Oil Filter
Pressure TestDual Power Clutch Pressure, Lubrication Circuit Pressure Relief Valve, Dual Power System Oil Pressure
TroubleshootingNo Power to Rear Wheels (Direct Drive), No Power to Rear Wheels (Underdrive), Engine Stalls or Lugs (Direct Drive to Underdrive), Engine Stalls or Lugs (Underdrive to Direct Drive)
Alternator and RegulatorOperating Tests, Battery Temperature Sensor, Charging Current and Voltage, R&R and Overhaul, Component Tests
InstrumentationModels with Analog or Analog/Electronic Instrument Cluster, Warning Lights, Main Display, Touch-Sensitive Function Switches, Battery Voltage, Dash Connectors
Starting MotorOperating Tests, R&R and Overhaul, Brush Minimum Length, Armature Shaft End Play, No-Load Test
Cam FollowersRemoval, Specifications, Clearance
Camshaft and BearingsRemoval, End Play, Backlash, Bushings, Journals, Installation
Connecting Rods and BearingsBig End Bearings, Piston Pin Bushings, Rod Twist and Bend, Crankpin Specifications, Bearing Liner Clearance, Side Float
Connecting Rod and Piston UnitsRemoval, Identification Marks, Piston Pin Snap Ring, Bearing Liner Alignment, Connecting Rod Bolts, Tightening Torque
Crankshaft and Main BearingsMain Bearing Support, End Thrust, Removal, Bearing Liners, Main Journal Diameter, End Play
Crankshaft Oil SealsFront Oil Seal Removal, Front Oil Seal Installation, Rear Oil Seal Removal, Rear Oil Seal Installation, Rear Oil Seal Run-Out Check, Rear Oil Seal Cover Installation
Cylinder HeadRemove and Reinstall, Rocker Arms, Valve Clearance, Valves, Stem Seals and Seats, Valve Guides and Springs
Engine Balancer (5640, 6640, 7740)Balancer Removal, Balancer Gear Backlash, Balancer Reassembly, Balancer Lubrication Port, Balancer Gear Timing Marks
Engine, R&RElectrical Component Disconnection, Fuel System Component Disconnection, Cooling System Component Disconnection, Hydraulic System Component Disconnection
FlywheelFlywheel Removal, Clutch Removal, Flywheel Installation, Flywheel Retaining Screws Torque, Starter Ring Gear Installation
Oil Pump and Relief ValveOil Pump Removal, Oil Pump Overhaul, Oil Pump Backlash, Relief Valve Test, Relief Valve Adjustment, Relief Valve Spring Pressure
Oil SumpSump Removal, Oil Drainage, Component Disconnection, Sump Retaining Screws, Sump Reinstallation
Hydraulic Lift (Electronic Draft Control)Operation, Error Code Recovery, Hydraulic Lift Autocalibration Procedure, Fault Diagnostic Chart, Hydraulic Lift Cover, Electronic Draft Control Valve
Hydraulic Lift (Top Link Sensing)External Linkage Adjustment, Hydraulic Lift Cover and Cylinder, Internal Linkage Adjustment, Lift Assist Cylinder, Operation, Priority Valve Pack
Hydraulic System (Closed Center Load Sensing)Operation, Pressure Testing, Pump Overhaul, Troubleshooting
Hydraulic System (Open Center )Engine Mounted Auxiliary Gear Pump, Operation, Pressure Testing, Transmission Mounted Tandem Gear Pump
Hydrostatic SteeringFluid and Bleeding, Power Cylinder, Pump, Steering Valve, Tests and Adjustment, Troubleshooting
Power Take-OffOperating Principles, PTO Clutch and Control Valve (Mechanically Operated), PTO Clutch and Control Valve (Electric Solenoid Operated), PTO Output Shafts and Gears
Remote Control ValvesAdjustments, Remote Control Valve, Remote Valve Couplers
Transmission (8 X 2 Constant Mesh )Lubrication, Remove and Reinstall, Shift Cover, Shift Rails and Forks, Mainshaft, Main Countershaft
Transmission (16 X 16 Power Shift Built Prior to September 1993)Clutch Calibration, Electrical Component Description, Gearshift Cover, Gearshift Linkage, Pressure Testing, Transmission Control Valve
Transmission (16 X 16 'Quad Mod' Power·shift Built September 1993 and After)Clutch Fill Time Calibration, Clutch Spring Pressure Calibration, Gear Shift Control Cables, Pressure Testing, Transmission Control Valve, Transmission Overhaul
Transmission (12 X 12 Synchro-Shift)Lubrication, Remove and Reinstall, Shift Covers, Top Cover, Gear Shift Linkage, Front-Wheel Drive Output Assembly
Transmission (12 X 12 Synchro·Shift with Dual Power )Clutch Calibration, Dual Power Unit, Electro-Hydraulic System, Lubrication Control Valve, Pressure Testing, Transmission Control Valve

Quick Reference Specifications

SpecificationValuePage
Oil Sump58p. 5
Number of Cylinders4 (5640, 6640, 7740), 6 (7840, 8240, 8340)p. 7
Compression Ratio17.5:1p. 7
Valve Clearance, Cold - Inlet0.36-0.46 mmp. 7
Cooling System Capacity16 L (5640, 6640, 7740), 21.5 L (7840, 8240, 8340)p. 8
Crankcase With Filter Capacity11.4 L (5640, 6640, 7740), 20.9 L (7840, 8240, 8340)p. 8
Transmission (12 x 12 Synchro-Shift) Capacity56.8 Lp. 191
Fuel Injectors Torque23 N.m (17 ft.-lbs.)p. 75
Radiator Pressure Cap90 kPa (13 psi)p. 62
BrandFord
Model5640, 6640, 7740, 7840, 8240, 8340
Machine TypeTractors
Manual TypeShop Manual
LanguageEnglish
FormatSearchable PDF (Digital Download)
Pages280
File Size88 MB
Wiring DiagramsYes
Hydraulic SchematicsYes
Torque SpecificationsYes
Bookmarked / IndexedYes