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IH International

IH International Harvester 1256 Service Repair Workshop Manual

IH International Harvester 1256 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:
1256
Model Variant:
Factory Service Repair Manual
Production Years:
1967-1970
๐Ÿ‘‹ Introduction
Market Position
Target Audience:
Farmers, agricultural contractors, and enthusiasts requiring a heavy-duty row-crop tractor
Market Segment:
Heavy-duty agricultural tractors
Competitive Analysis
Advantage:
Equipped with the legendary DT-466 engine and a 16-speed PowerShift transmission with Torque Amplifier (TA) for superior performance and reliability versus contemporaries.
Key Features
Engine:
Potent diesel engine (DT-466) with exceptional durability
Transmission:
Advanced 16-speed PowerShift transmission with Torque Amplifier (TA)
Hydraulic System:
Advanced hydraulic system designed for demanding farm tasks
Construction:
Robust construction for heavy-duty applications
๐Ÿ“‹ Manual Details
Coverage
Coverage Areas:
All major systems including engine, transmission, hydraulics, electrical, axles, brakes, operator station, and hitches
Format
Page Count:
Not specified in the provided text. N/A - not specified for this manual.
Manual Type:
Factory Service Repair Manual
Language:
English
File Format:
PDF
Delivery Method:
Instant download
๐Ÿ“– Manual Coverage
Systems Covered
Engine:
Complete procedures for overhaul, maintenance, and repair
Transmission:
In-depth guidance including PowerShift and Torque Amplifier
Hydraulics:
Detailed procedures for hydraulic system service and repair
Electrical:
Comprehensive electrical system diagnostics and repair
Front Axle:
Maintenance and repair procedures for front axle
Rear Axle:
Maintenance and repair procedures for rear axle
Brakes:
Brake system service, adjustment, and overhaul
Operator Station:
Services for cab, controls, and instrumentation
Hitches:
Repair and adjustment of hitches and attachments
Procedures Included
Scheduled Maintenance:
Information on routine service tasks and intervals
Fluid Specifications:
Essential data on recommended fluids and capacities
Troubleshooting:
Diagnostic procedures and problem-solving guides
Component Overhaul:
Step-by-step instructions for complete overhauls
Adjustments:
Procedures for calibrating and adjusting systems
Technical Depth
Level:
Comprehensive and detailed for professional mechanics and DIY owners
Parts Information
Parts Identification:
Includes part numbers and diagrams for identification
๐Ÿ“Š Manual Specifications
File Format
File Type:
PDF
Compatibility:
Works on all devices that support PDF viewing
Requirements:
Requires a PDF reader (e.g., Adobe Acrobat Reader)
Searchability:
Digitally searchable for easy navigation
Print Quality
Quality:
High-resolution scans of original factory manual
Binding Type
Binding:
Digital download - no physical binding
Paper Type
Paper Type:
Not applicable - digital PDF
โš™๏ธ Engine Specifications
Primary Engine
Engine Model:
DT-466
Type:
Diesel
Configuration:
Inline 6-cylinder
Displacement:
466 cubic inches (7.6 liters) - approximate, typical for this engine
Aspiration:
Turbocharged (typical for DT-466)
Power Output:
Approximately 125 horsepower - not specified precisely, but typical for this model
Torque:
High torque output for heavy pulling applications
Fuel System
Fuel Type:
Diesel
๐Ÿ”ง Transmission
Standard Transmission
Type:
PowerShift with Torque Amplifier (TA)
Number of Gears:
16 forward speeds
Clutch:
Not specified - refer to manual for details
Operation:
Shift-on-the-go capability for smooth operation
Optional Transmission
Availability:
Not applicable - standard feature
Features
Torque Amplifier:
Provides additional gear ratios for increased pulling power
๐Ÿ“ Dimensions
Exterior
Wheelbase:
Not specified - consult manual for exact values
Length:
Not specified - consult manual for exact values
Width:
Not specified - consult manual for exact values
Height:
Not specified - consult manual for exact values
Weights
Curb Weight:
Not specified - consult manual for exact values
๐Ÿ›ก๏ธ Safety Features
Ratings / Crash Test Information
Ratings:
Not applicable - agricultural tractor not crash tested
Active Features
Lighting:
Adequate lighting for field operations
Visibility:
Operator station designed for good visibility
Passive Features
Rollover Protection:
Not specified - safety may depend on equipment and usage
Operator Protection:
None standard - operator safety often enhanced by additional cabs or ROPS
๐Ÿ’ก Technology Features
Infotainment
Audio System:
Not applicable - no infotainment system
Driver Assistance
Hydraulic Controls:
Advanced hydraulic system for accurate implement control
Monitoring:
Basic gauges and instrumentation for engine and systems
๐Ÿ”ง Maintenance
Service Intervals
Engine Oil:
Refer to manual for specific intervals
Transmission Fluid:
Refer to manual for specific intervals
Hydraulic Fluid:
Refer to manual for specific intervals
Coolant:
Refer to manual for specific intervals
Fluid Specifications
Engine Oil:
Diesel engine oil meeting IH specifications - refer to manual
Transmission Fluid:
Refer to manual for recommended type
Hydraulic Fluid:
Refer to manual for recommended type
Coolant:
Ethylene glycol based coolant
Known Issues / Common Wear Items
Injection Pump:
May require overhaul over time
Electrical Contacts:
Corrosion can occur
Hydraulic Seals:
May leak after extended use
๐Ÿ“š Vehicle History
Brand Heritage
Manufacturer:
International Harvester
Brand Reputation:
Known for producing robust agricultural machinery
Model Evolution
Series:
Part of the International Harvester 56 series
Predecessor:
1256 succeeded the 1206 model
Successor:
Replaced by the 1456 model
Production Location
Manufactured In:
United States (specific plant not specified)
๐Ÿ† Awards & Recognition
Recognitions
Awards:
Not documented
Industry Reputation:
Considered a reliable workhorse in the agricultural sector

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.
  • Secure checkout Encrypted Shopify checkout โ€” we never see your card.
  • 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.