International Harvester Tractor 1086 Workshop Service Repair Manual

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Taper: Tractor

Distributeur:

UGS: 98361

Mots clés: 1086 Agriculture International Harvester Tractor Tractors

Variantes de produits

Description

The International Harvester 1086 tractor, produced between 1976 and 1981, represents a significant advancement in agricultural machinery. As part of the acclaimed 86-series, this model, powered by a robust DT-402 turbocharged diesel engine, offered enhanced power and operator comfort, setting new industry standards. Known for its reliability and engineering prowess, the 1086 was designed for demanding farm work, featuring a 14-speed PowerShift transmission and a powerful hydraulic system. Its legacy is built on the International Harvester brand's reputation for durable and dependable equipment, making the 1086 a sought-after machine for its performance and longevity. This comprehensive workshop service repair manual provides essential technical information for the International Harvester 1086 tractor. It covers a wide range of systems, including detailed procedures for engine overhaul, transmission repair, hydraulic system maintenance, and electrical diagnostics. The manual includes periodic maintenance schedules, step-by-step repair instructions, and systematic troubleshooting guides, making it an invaluable resource for professional technicians and experienced DIY mechanics. Its extensive coverage ensures that owners and operators can effectively maintain and repair their tractors, maximizing performance and minimizing downtime.

🏷️ Basic Information

Identification

Make:

International Harvester

Model:

Product Type:

Workshop Service Repair Manual

Product Format:

PDF Download

👋 Introduction

Market Position

Positioning:

Essential technical reference for maintaining and repairing the International Harvester 1086 tractor.

Competitive Analysis

Advantage:

Provides professional-level repair information accessible to experienced DIY users, reducing labor costs.

Key Features

Key Selling Points:

Instant download, comprehensive coverage, detailed diagrams, troubleshooting guides, professional authoring.

📋 Manual Details

Coverage Areas

Primary Coverage:

International Harvester Tractor 1086

Page Count

Estimated Page Count:

Hundreds of pages (typical for original factory manuals)

Manual Type

Type:

Workshop Manual, Service Manual, Repair Manual

Language

Language:

English

Format

File Format:

📖 Manual Coverage

Systems Covered

Engine:

Complete overhaul, diagnosis, timing, cooling system, lubrication system, fuel system, starting and charging systems.

Transmission:

Removal, installation, disassembly, assembly, repair of powershift transmission, clutch, gearbox, differentials, and drive shafts.

Hydraulics:

Hydraulic pump, cylinders, control valves, power steering system, remote hydraulic outlets, PTO hydraulics, troubleshooting.

Electrical System:

Wiring diagrams, starter motor, alternator, battery system, lighting, instrumentation, diagnostic procedures.

Chassis And Frame:

Front axle, rear axle, steering system, braking system, hitch system, drawbar.

Body And Sheet Metal:

Hood, fenders, operator station, mounting and alignment of panels.

Power Take Off (Pto):

PTO engagement, gears, clutch, drive lines, troubleshooting.

Procedures Included

Maintenance:

Periodic maintenance charts, lubrication, filter changes, fluid checks, battery maintenance.

Repair:

Step-by-step repair instructions for all major components and systems.

Troubleshooting:

Systematic troubleshooting guides for common and uncommon problems.

Overhaul:

Detailed overhaul procedures for engines, transmissions, hydraulic pumps, and other major assemblies.

Diagnostics:

Diagnostic routines and specifications for various systems.

Technical Depth

Depth:

Comprehensive (from basic maintenance to complete rebuilds)

Target Audience:

Professional technicians and experienced DIY mechanics

📊 Manual Specifications

File Format

Format:

Print Quality

Printable:

Full Printable

Zoom Functionality:

Zoom IN/OUT enabled

Binding Type

Binding:

Digital (Instant Download)

Paper Type

Paper Type:

Not Applicable (Digital)

Delivery

Delivery Method:

Instant Download

Requirements

Software Requirements:

Adobe PDF Reader, WinRAR

Compatibility

Operating Systems:

All Versions of Windows & Mac

⚙️ Engine Specifications

Primary Engine

Engine Model:

DT-402 (Diesel)

Engine Type:

4-stroke, turbocharged diesel

Displacement:

402 cubic inches (6.6 L)

Performance

Horsepower:

Approx. 116 PTO HP (rated)

Torque:

Approx. 314 lb-ft @ 1400 RPM (rated)

Fuel System

Fuel System Type:

Bosch inline injection pump (typically)

Cooling System

Cooling Medium:

Water/Antifreeze mixture

Lubrication System

Oil Capacity:

10 quarts (9.5 liters) with filter (refer to manual for precise capacity)

Recommended Oil Viscosity:

API CD Service, SAE 15W-40 (check manual for specific ambient temperature recommendations)

🔧 Transmission

Standard

Transmission Type:

14-speed PowerShift (T-12)

Optional

Optional Transmission:

Not applicable for this model as PowerShift was standard.

Features

Powershift Operation:

Electro-hydraulic control for on-the-go shifting through 14 forward and 6 reverse gears.

Fluid Type

Transmission Fluid:

Hy-Trans Fluid (or equivalent UTF, check manual for specific IH specification)

Fluid Capacity

Transmission Fluid Capacity:

Approx. 16 quarts (15.2 liters) for powershift transmission (check manual for precise capacity).

📐 Dimensions

Exterior

Length:

Approx. 157.5 inches (400 cm) (without implement)

Wheelbase:

Approx. 97.3 inches (247 cm)

Weights

Operating Weight:

Approx. 9,600 lbs (4,354 kg)

Rear Axle Capacity:

Heavy-duty planetary final drives

Tires

Front Tire Size:

10.00-16 (typical, varies by configuration)

Rear Tire Size:

18.4R38 (typical, varies by configuration)

🛡️ Safety Features

Ratings

Rollover Protection:

ROPS (Roll-Over Protective Structure) available/optional depending on configuration and year, manual covers installation and maintenance.

Active Features

Braking System:

Hydraulically assisted, self-adjusting, inboard wet disc brakes.

Passive Features

Operator Station:

Designed for operator comfort and visibility, with access to controls for safe operation.

💡 Technology Features

Infotainment

Infotainment System:

Basic, analog instrumentation; radio often an aftermarket addition.

Driver Assistance

Driver Assistance Features:

Power steering, hydrostatic power steering (on some models), tachometer, fuel gauge, temperature gauge, oil pressure warning light.

Connectivity

Connectivity:

Not applicable in the modern sense; focuses on mechanical and basic electrical systems.

🔧 Maintenance

Service Intervals

Engine Oil And Filter:

Every 250 hours (typical, refer to manual for exact intervals based on operating conditions).

Transmission Fluid And Filter:

Every 1000 hours (typical, refer to manual for exact intervals).

Hydraulic Fluid And Filter:

Every 1000 hours (typical, refer to manual for exact intervals).

Fluid Specifications

Engine Coolant:

50/50 mix of permanent type antifreeze and water (check manual for IH specification).

Hydraulic Fluid Specification:

IH Hy-Trans fluid or equivalent UTF (Universal Tractor Transmission Fluid), meeting IH B-6 specification.

Known Issues

Common Wear Points:

Powershift transmission clutches, hydraulic pump wear, front axle pivot pins, PTO clutch wear.

Potential Problems:

Turbocharger issues, injector pump calibration, sealing problems in hydraulics, electrical connector corrosion.

📚 Vehicle History

Brand Heritage

Manufacturer Heritage:

International Harvester (IH) was a prominent American manufacturer of agricultural and construction equipment, known for its robust and reliable machinery.

Model Evolution

Series Placement:

The 1086 was part of the highly successful 86-series, a significant upgrade in power, comfort, and technology over previous IH models.

Production

Production Years:

Produced from 1976 to 1981.

Manufacturing Location:

Rockford, Illinois, USA (primarily)

🏆 Awards & Recognition

Recognitions

Industry Recognition:

The 86-series, including the 1086, was widely praised for its significant improvements in operator comfort and productivity, setting new standards in its class.