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IH International

IH International Harvester 806 Service Repair Workshop Manual

IH International Harvester 806 Service Repair Workshop Manual

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Machine data plate
Brand
IH International
Equipment
Other Agricultural Equipment
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

What happens after you pay

  • Download link opens on the order page immediately
  • The same link is emailed to you โ€” re-download any time
  • Open on phone, tablet or PC; print only the pages you need
  • Not sure it covers your serial range? Ask us before you buy
๐Ÿท๏ธ Basic Information
Identification
Make:
International Harvester
Model:
806
Model Variant:
Standard, Row-Crop
Production Years:
1963 to 1967
๐Ÿ‘‹ Introduction
Overview
Target Audience:
Technicians and DIY owners
Market Position:
A versatile row-crop tractor in the 800 series, filling the gap between the 706 and 1206 models.
Competitive Advantage:
Combined a powerful 6-cylinder engine with a robust transmission and advanced hydraulics for its era, delivering reliable performance in demanding farm work.
Key Features:
Hydrostatic power steering, large hydraulic capacity, and a wide range of optional equipment including a cab and front-wheel drive.
๐Ÿ“‹ Manual Details
Manual Information
Coverage Areas:
Complete service, maintenance, and troubleshooting for all major systems.
Page Count:
Approximately 900 pages
Manual Type:
Workshop Repair Manual
Language:
English
File Format:
PDF
Delivery Method:
Instant download
๐Ÿ“– Manual Coverage
Systems Covered
Engine:
Complete engine overhaul, disassembly, inspection, and reassembly procedures.
Fuel System:
Fuel tank, fuel lines, fuel injection pump, injectors, and governor adjustments.
Electrical System:
Wiring diagrams, starter motor, alternator, battery, and lighting system.
Transmission:
Gearbox, clutch, differential, final drives, and PTO systems.
Hydraulics:
Hydraulic pump, control valves, lift arms, 3-point hitch, and steering system.
Brakes:
Brake disassembly, service, and adjustment procedures.
Steering:
Manual and power steering gear, tie rods, and front axle components.
Cooling System:
Radiator, water pump, thermostat, and cooling fan maintenance.
Body and Cab:
Sheet metal, hood, fenders, cab, and roll-over protective structures (ROPS).
Procedures Included
Maintenance:
Scheduled maintenance tasks, fluid checks, and filter changes.
Troubleshooting:
Diagnostic guides for common issues and fault codes.
Disassembly and Assembly:
Step-by-step instructions with detailed illustrations.
Adjustments:
Specifications for settings such as valve clearance, injector timing, and clutch pedal free travel.
Torque Specifications:
Tightening torques for bolts and fasteners.
Technical Depth
Level:
Advanced, suitable for experienced mechanics and DIY enthusiasts.
Illustrations:
Numerous diagrams, schematics, and exploded views.
Data:
Performance data, fluid capacities, and dimensional specifications.
Parts Information
OEM Numbers:
Original part numbers included.
Cross-Reference:
Aftermarket part equivalents not guaranteed.
Diagrams:
Parts location diagrams assist with identification.
๐Ÿ“Š Manual Specifications
File Format
File Type:
PDF
Compatibility:
Windows, Mac, Linux, iOS, Android
Requirements:
Any PDF reader
Searchability:
Searchable text
Physical Specifications
Print Quality:
High-resolution, suitable for printing.
Binding Type:
Digital - no physical binding.
Paper Type:
N/A - digital download
โš™๏ธ Engine Specifications
Engine Options
Primary Engine:
International Harvester D282, 6-cylinder diesel
Optional Engine:
International Harvester C291, 6-cylinder gasoline
Performance
Displacement:
D282: 282 cu in (4.6 L); C291: 291 cu in (4.8 L)
Power:
Approximately 79 hp (D282) and 77 hp (C291) at rated RPM
Rated RPM:
2400 RPM
Fuel System
Type:
Diesel: direct injection; Gasoline: carbureted
Fuel Capacity:
Approximately 25 gallons (95 liters)
๐Ÿ”ง Transmission
Standard Transmission
Type:
Unsynchronized gear with dry disc clutch
Gears:
8 forward and 2 reverse
Optional Transmission
Torque Amplifier:
Available TA (Torque Amplifier) providing 16 forward and 4 reverse speeds
Features
PTO:
Independent 540/1000 rpm PTO
Differential:
Lockable differential
๐Ÿ“ Dimensions
Exterior
Wheelbase:
About 96 inches (244 cm)
Length:
Approximately 160 inches (406 cm)
Weights
Curb Weight:
Approximately 9,000 lbs (4,080 kg)
๐Ÿ›ก๏ธ Safety Features
Ratings
Crash Test:
N/A - not applicable for agricultural tractors
Active Features
Steering:
Hydrostatic power steering (optional)
Brakes:
Hydraulic disk brakes
Passive Features
ROPS:
Roll-over protective structure (cab or canopy) available as an option
๐Ÿ’ก Technology Features
Infotainment
Audio System:
N/A - not equipped
Driver Assistance
Hydraulic Controls:
Draft and position control for the 3-point hitch
Tachometer:
Mechanical tachometer and hour meter
๐Ÿ”ง Maintenance
Service Intervals
Engine Oil:
Every 100 hours
Oil Filter:
Every 100 hours
Hydraulic Fluid:
Every 600 hours
Transmission Oil:
Every 600 hours
Coolant:
Every 1,000 hours
Fluid Specifications
Engine Oil:
SAE 30 (API - CC or higher)
Hydraulic / Transmission Fluid:
Hy-Tran fluid
Coolant:
50/50 ethylene glycol and water
Common Wear Items
Clutch Disc:
May require replacement over time.
Brake Linings:
Inspect periodically.
Hydraulic Seals:
Leaks can develop in cylinders and pumps.
Electrical:
Starter and alternator brushes may wear.
๐Ÿ“š Vehicle History
Brand Heritage
Manufacturer:
International Harvester Company
Founding:
1902
Model Evolution
Predecessor:
International Harvester 706
Successor:
International Harvester 826
Production Location
Assembly Plant:
Farmall Works, Rock Island, Illinois
๐Ÿ† Awards & Recognition
Recognitions
Industry Impact:
Recognized as a robust workhorse of the 1960s, contributing to the success of the International Harvester brand.

Delivery & file format

This is a digital PDF download, not a printed book. After payment the download link appears on your order confirmation page and is emailed to the address you entered. Files open in any PDF reader on phone, tablet or computer and can be printed.

Check the serial range before you buy

Manufacturers change procedures and part numbers by serial-number break. If your data plate shows a serial prefix that is not listed above, contact us with the model and serial number and we will confirm coverage before you order.

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  • Instant download PDF link on your order page and by email right after payment.
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  • Print-ready PDF Searchable text, print the pages you need for the workshop.
  • Phone, tablet, PC Open it in the cab, the workshop or the office.