Deere 840 940 1040 & 1140 Tractors Technical Service Repair Manual (tm4353)

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🏷️ Basic Information Identification Make: John Deere Model: 840, 940, 1040, 1140 Tractors Product Name: John Deere 840, 940, 1040 & 1140 Tractors Technical Service Repair Manual (tm4353) 👋 Introduction Market Position Category: Agricultural Tractors Target User: Ideal for John Deere tractor owners, farm mechanics, agricultural service centers, and equipment restoration specialists. Key Features Manual Value: Essential resource for owners and technicians seeking to maintain, diagnose, and repair John Deere 840, 940, 1040, and 1140 series tractors. Provides factory-level detail for efficient and accurate service. 📋 Manual Details Coverage Areas Covered Models: John Deere 2WD and MFWD Tractors: 840, 940, 1040, 1140 Engine Groups: Section 20: Specifications and special tools, Description, diagnosing malfunctions, Cylinder head, valves and camshaft, Cylinder block, liners, pistons and connecting rods, Crankshaft, main bearings and flywheel, Timing gear train, Lubrication system, Cooling system. Fuel Air Groups: Section 30: Specifications and special tools, General information, diagnosing malfunctions, Fuel tank, water trap, fuel transfer pumps and fuel filter, Roto Diesel fuel injection pump, Fuel injection nozzles, Cold weather starting aids, Speed control linkage, Air cleaner. Electrical Groups: Section 40: Specifications and special tools, Description and diagnosing malfunctions, Wiring harnesses, Controls and instruments, Lighting systems, Wiring diagrams, Starting motor, Alternator. Powertrain Groups: Section 50: Specifications and special tools, Description, operation and lubricating system, Clutch operating linkage, Engine clutches, Hi-Lo shift unit, Creeper transmission, Transmission shift linkage, Synchronized transmission and transmission oil pump, Collar shift transmission and transmission oil pump, Differential, Final drives, Independent PTO, Continuous-running PTO, Mechanical front wheel drive. Steering Brakes Groups: Section 60: Specifications and special tools, Power steering, Manual steering, Brakes. Hydraulic Groups: Section 70: Specifications and special tools, Description, diagnosing malfunctions and pressure tests, Oil reservoir, filter, valves and oil cooler, Hydraulic pumps, Rockshaft, Selective control valves (spool type), Selective control valves (poppet valve type), Hose couplers, Remote cylinder. Miscellaneous Groups: Section 80: Specifications and special tools, Front axle, Belt pulley, Front and rear wheels, Axle trailer hitch. Operator Cab Groups: Section 90: Specifications and special tools, Cab ventilation and heating, Operators seats, Operators cab, Roll guard. Page Count Page Count: 774 Manual Type Manual Type: Technical Service Repair Manual Scope: Encompasses a complete technical service and repair manual, offering in-depth guidance for mechanics and owners. Language Language: English Format Format: PDF File Format Compatibility: PDF format ensures broad compatibility across various devices and operating systems. 📖 Manual Coverage Systems Covered Engine: Full coverage including specifications, diagnosis, cylinder head, cylinder block, crankshaft, timing gear train, lubrication system, and cooling system. Fuel And Air Intake: Comprehensive details on fuel tank, water trap, fuel pumps, fuel filters, Roto Diesel fuel injection pump, injection nozzles, cold weather starting aids, speed control linkage, and air cleaner systems. Electrical System: Includes specifications, diagnosis, wiring harnesses, controls, instruments, lighting systems, wiring diagrams, starting motor, and alternator. Power Train: Extensive coverage of clutch linkage, engine clutches, Hi-Lo shift unit, creeper transmission, transmission shift linkage, synchronized and collar shift transmissions, differential, final drives, independent PTO, continuous-running PTO, and Mechanical Front Wheel Drive (MFWD). Steering And Brakes: Detailed information on power steering, manual steering, and brake systems. Hydraulic System: Includes specifications, diagnosis, pressure tests, oil reservoir, filters, valves, oil cooler, hydraulic pumps, rockshaft, selective control valves (spool and poppet type), hose couplers, and remote cylinders. Miscellaneous: Covers front axle, belt pulley, front and rear wheels, and axle trailer hitch. Operator Cab: Details on cab ventilation and heating, operator seats, operator's cab, and roll guard systems. Operator Controls: Details on the operation and maintenance of control systems, levers, and instrumentation within the operator's station. Procedures Included Maintenance: Includes lubrication, periodic service, and engine tune-up procedures. Troubleshooting: Extensive troubleshooting guidance for all major systems, including diagnosing malfunctions. Diagnostics: Factory diagnostic procedures and instructions for identifying and resolving issues. Repair: Step-by-step repair instructions for components and systems throughout the tractor. Inspection: Pre-delivery, delivery, and after-sale inspection guidelines. Assembly Disassembly: Includes instructions for tractor separation, which implies procedures for component and sub-assembly removal and installation. Wiring Diagrams: Provides comprehensive wiring diagrams for electrical systems, crucial for troubleshooting and repair of electrical faults. System Calibration: Procedures for calibrating systems such as the hydraulic system pressure or engine timing may be included. Technical Depth Depth: Comprehensive factory-level technical data, suitable for professional mechanics and serious DIY users. Covers everything from basic maintenance to complete engine and transmission overhauls. Diagnostic Tools: References special tools required for specific diagnostic and repair procedures, essential for accurate service. Torquing Specifications: Critical torque specifications for all major fasteners are provided, ensuring correct assembly and preventing component failure. 📊 Manual Specifications File Format File Format: PDF Searchability: Searchable text content allows for quick retrieval of specific information. Print Quality Print Quality: High quality images and clear diagrams. Navigation Features: Printable without restrictions, contains searchable text, bookmarks, and crosslinks for easy navigation. ⚙️ Engine Specifications Primary Engine...

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Tipo: Tractors

Fabricante:

Sku: 516135

Coleções: ALL Featured Tractors

Disponibilidade: Em estoque

Tag: 1040 1140 70 840 940 Agriculture Deere Featured John Deere Lawnmowers Riding Mowers Tractors

Variantes do produto

Description

🏷️ Basic Information

Identification

Make:

John Deere

Model:

840, 940, 1040, 1140 Tractors

Product Name:

John Deere 840, 940, 1040 & 1140 Tractors Technical Service Repair Manual (tm4353)

👋 Introduction

Market Position

Category:

Agricultural Tractors

Target User:

Ideal for John Deere tractor owners, farm mechanics, agricultural service centers, and equipment restoration specialists.

Key Features

Manual Value:

Essential resource for owners and technicians seeking to maintain, diagnose, and repair John Deere 840, 940, 1040, and 1140 series tractors. Provides factory-level detail for efficient and accurate service.

📋 Manual Details

Coverage Areas

Covered Models:

John Deere 2WD and MFWD Tractors: 840, 940, 1040, 1140

Engine Groups:

Section 20: Specifications and special tools, Description, diagnosing malfunctions, Cylinder head, valves and camshaft, Cylinder block, liners, pistons and connecting rods, Crankshaft, main bearings and flywheel, Timing gear train, Lubrication system, Cooling system.

Fuel Air Groups:

Section 30: Specifications and special tools, General information, diagnosing malfunctions, Fuel tank, water trap, fuel transfer pumps and fuel filter, Roto Diesel fuel injection pump, Fuel injection nozzles, Cold weather starting aids, Speed control linkage, Air cleaner.

Electrical Groups:

Section 40: Specifications and special tools, Description and diagnosing malfunctions, Wiring harnesses, Controls and instruments, Lighting systems, Wiring diagrams, Starting motor, Alternator.

Powertrain Groups:

Section 50: Specifications and special tools, Description, operation and lubricating system, Clutch operating linkage, Engine clutches, Hi-Lo shift unit, Creeper transmission, Transmission shift linkage, Synchronized transmission and transmission oil pump, Collar shift transmission and transmission oil pump, Differential, Final drives, Independent PTO, Continuous-running PTO, Mechanical front wheel drive.

Steering Brakes Groups:

Section 60: Specifications and special tools, Power steering, Manual steering, Brakes.

Hydraulic Groups:

Section 70: Specifications and special tools, Description, diagnosing malfunctions and pressure tests, Oil reservoir, filter, valves and oil cooler, Hydraulic pumps, Rockshaft, Selective control valves (spool type), Selective control valves (poppet valve type), Hose couplers, Remote cylinder.

Miscellaneous Groups:

Section 80: Specifications and special tools, Front axle, Belt pulley, Front and rear wheels, Axle trailer hitch.

Operator Cab Groups:

Section 90: Specifications and special tools, Cab ventilation and heating, Operators seats, Operators cab, Roll guard.

Page Count

Page Count:

Manual Type

Manual Type:

Technical Service Repair Manual

Scope:

Encompasses a complete technical service and repair manual, offering in-depth guidance for mechanics and owners.

Language

Language:

English

Format

Format:

File Format

Compatibility:

PDF format ensures broad compatibility across various devices and operating systems.

📖 Manual Coverage

Systems Covered

Engine:

Full coverage including specifications, diagnosis, cylinder head, cylinder block, crankshaft, timing gear train, lubrication system, and cooling system.

Fuel And Air Intake:

Comprehensive details on fuel tank, water trap, fuel pumps, fuel filters, Roto Diesel fuel injection pump, injection nozzles, cold weather starting aids, speed control linkage, and air cleaner systems.

Electrical System:

Includes specifications, diagnosis, wiring harnesses, controls, instruments, lighting systems, wiring diagrams, starting motor, and alternator.

Power Train:

Extensive coverage of clutch linkage, engine clutches, Hi-Lo shift unit, creeper transmission, transmission shift linkage, synchronized and collar shift transmissions, differential, final drives, independent PTO, continuous-running PTO, and Mechanical Front Wheel Drive (MFWD).

Steering And Brakes:

Detailed information on power steering, manual steering, and brake systems.

Hydraulic System:

Includes specifications, diagnosis, pressure tests, oil reservoir, filters, valves, oil cooler, hydraulic pumps, rockshaft, selective control valves (spool and poppet type), hose couplers, and remote cylinders.

Miscellaneous:

Covers front axle, belt pulley, front and rear wheels, and axle trailer hitch.

Operator Cab:

Details on cab ventilation and heating, operator seats, operator's cab, and roll guard systems.

Operator Controls:

Details on the operation and maintenance of control systems, levers, and instrumentation within the operator's station.

Procedures Included

Maintenance:

Includes lubrication, periodic service, and engine tune-up procedures.

Troubleshooting:

Extensive troubleshooting guidance for all major systems, including diagnosing malfunctions.

Diagnostics:

Factory diagnostic procedures and instructions for identifying and resolving issues.

Repair:

Step-by-step repair instructions for components and systems throughout the tractor.

Inspection:

Pre-delivery, delivery, and after-sale inspection guidelines.

Assembly Disassembly:

Includes instructions for tractor separation, which implies procedures for component and sub-assembly removal and installation.

Wiring Diagrams:

Provides comprehensive wiring diagrams for electrical systems, crucial for troubleshooting and repair of electrical faults.

System Calibration:

Procedures for calibrating systems such as the hydraulic system pressure or engine timing may be included.

Technical Depth

Depth:

Comprehensive factory-level technical data, suitable for professional mechanics and serious DIY users. Covers everything from basic maintenance to complete engine and transmission overhauls.

Diagnostic Tools:

References special tools required for specific diagnostic and repair procedures, essential for accurate service.

Torquing Specifications:

Critical torque specifications for all major fasteners are provided, ensuring correct assembly and preventing component failure.

📊 Manual Specifications

File Format

File Format:

Searchability:

Searchable text content allows for quick retrieval of specific information.

Print Quality

Print Quality:

High quality images and clear diagrams.

Navigation

Features:

Printable without restrictions, contains searchable text, bookmarks, and crosslinks for easy navigation.

⚙️ Engine Specifications

Primary Engine

Engine Type:

Diesel (Specific engine models vary by tractor variant but generally include John Deere's own diesel engines known for reliability in this era).

Performance

Engine Performance Details:

The manual will contain specific horsepower and torque figures for each model variant, along with engine diagnostic parameters.

Engine Rebuild Specs:

Includes critical engine specifications for rebuilding, such as piston ring gap, bearing clearances, valve seat dimensions, and torque specifications for major fasteners.

Fuel System

Fuel System Description:

Features Roto Diesel fuel injection pump systems and associated components, including detailed troubleshooting and repair procedures.

Fuel Injection Pump Details:

Specific details on the maintenance, adjustment, and repair of the Roto Diesel fuel injection pump, a key component for engine performance and fuel efficiency.

🔧 Transmission

Standard

Transmission Types:

Likely includes options for collar shift transmissions, synchronized transmissions, and potentially creeper transmissions, depending on the specific model and configuration.

Features

Power Take Off:

Detailed coverage of Independent PTO and Continuous-Running PTO systems.

Front Wheel Drive:

Includes procedures for Mechanical Front Wheel Drive (MFWD) systems, common in these models for enhanced traction.

Gear Ratio Data:

Likely includes gear ratio data for the various transmission options, important for understanding performance characteristics.

📐 Dimensions

Weights

Weight Details:

The manual will likely contain curb weights and shipping weights for various configurations, critical for transport and ballast calculations.

Axle Weight Distribution:

Information on axle weight distribution and recommended ballast settings would be included, crucial for proper operation and tire wear.

💡 Technology Features

Infotainment

Cab Features:

Focuses on functional aspects like operator comfort, ventilation, and heating rather than modern infotainment systems. Details on operator seats and cab design are provided.

Driver Assistance

Traction Enhancement:

The availability of MFWD is a key traction enhancement technology covered within the powertrain section.

🔧 Maintenance

Service Intervals

Interval Guidelines:

The manual provides specific recommended service intervals for lubrication, filter changes, fluid checks, and engine tune-ups, critical for maintaining optimal performance and longevity.

Lubrication Schedule:

Detailed lubrication schedule covering all grease points, oil changes, and fluid level checks at specified intervals.

Fluid Specifications

Engine Oil:

Specifies recommended engine oil viscosity grades (e.g., John Deere PLUS-50 or equivalent) and API service categories.

Hydraulic Fluid:

Details the correct type and specifications for hydraulic fluid, crucial for the operation of the tractor's hydraulic systems (e.g., Hy-Gard or equivalent).

Transmission Fluid:

Provides specifications for transmission and differential lubricants, ensuring proper gear protection and smooth operation.

Coolant:

Outlines recommended coolant mixtures and types (e.g., John Deere COOL-GARD or equivalent) for the engine's cooling system.

Known Issues

Common Trouble Areas:

While the manual provides general troubleshooting, common issues for tractors of this era might include wear on clutch components, hydraulic seal leaks, or electrical connections due to age and operational wear. The manual's diagnostic sections are invaluable for addressing these.

Engine Component Wear:

The manual will guide users on checking for wear in critical engine components like bearings, cylinder walls, and valve components, providing specifications for acceptable wear limits.

📚 Vehicle History

Brand Heritage

Manufacturer:

John Deere is a long-standing and highly respected manufacturer of agricultural machinery, known for robust and durable equipment.

Model Evolution

Series Context:

These tractor models represent a generation of versatile utility tractors from John Deere, designed for a range of agricultural tasks. They often featured user-friendly designs and reliable mechanical components.

Production Period:

These models were likely produced in the late 1970s to mid-1980s, a period where John Deere solidified its reputation for utility and durability in the compact and mid-size tractor market.