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IH International

IH International Harvester Farmall 504 Tractor Service Repair Workshop Manual

IH International Harvester Farmall 504 Tractor Service Repair Workshop Manual

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Machine data plate
Brand
IH International
Equipment
Tractors
Models covered
Farmall Series
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:
Farmall 504
Model Variant:
Standard, Row-Crop, Utility (as equipped)
Production Years Covered:
1961โ€“1967
๐Ÿ‘‹ Introduction
Market Position
Target Audience:
Owners, mechanics, and restorers who prefer hands-on service and repair.
Competitive Analysis
Advantage:
Comprehensive factory-level workshop manual with step-by-step procedures for all systems.
Key Features
Coverage:
Complete systems: engine, transmission, hydraulics, electrical, and more.
Format:
Searchable PDF for instant access and printing specific pages.
๐Ÿ“‹ Manual Details
Publication Details
Coverage Areas:
All major systems and components for Farmall 504.
Page Count:
Not specified for manual
Manual Type:
Workshop Service Repair Manual
Language:
English
Delivery
File Format:
PDF
Delivery Method:
Instant download
๐Ÿ“– Manual Coverage
Systems Covered
Engine:
Complete overhaul, troubleshooting, and component service for diesel and gasoline.
Cooling System:
Radiator, thermostat, water pump, hoses, and fan service.
Fuel & Injection:
Diesel injection pump, injectors, filters, lines; carburetor for gas models.
Clutch & Transmission:
10-speed constant-mesh overhaul, gear inspection, bearings and seals.
Torque Amplifier:
Service and repair of the TA system and direction reverser.
Final Drive & Differential:
Axle shafts, reduction gears, diff lock operation and repairs.
Brakes & Steering:
Drum brakes plus manual and power-steering pump, gear and cylinder service.
Hydraulic System:
Pump, reservoir, control valves, cylinders and PTO hydraulics.
PTO & Belt Pulley:
Drive shafts, gears, clutches, engagement and pulley alignment.
Electrical System:
Wiring diagrams, starter, generator/alternator, battery, lighting, gauges.
Procedures Included
Maintenance:
Routine maintenance and lubrication schedules.
Diagnosis:
Troubleshooting common faults across every system.
Repair:
Step-by-step repairs on major and minor components.
Overhaul:
Complete engine, transmission, hydraulic and differential overhauls.
Adjustments:
Carburetor, brake, clutch, governor and PTO adjustments.
Assembly:
Disassemble and reassemble every system confidently.
Technical Depth
Level:
Factory-level detailed instructions with diagrams.
Parts Information
Availability:
None provided in the manual; rely on IH parts catalogs for part numbers.
๐Ÿ“Š Manual Specifications
File Format
File Type:
PDF
Compatibility:
Windows, macOS, Linux, iOS, Android
Requirements:
PDF reader software
Searchability:
Fully searchable and indexed
Print Quality
Printing:
High quality, printable pages
Binding and Paper
Binding Type:
Digital (no physical binding)
Paper Type:
Digital (no paper)
โš™๏ธ Engine Specifications
Primary Engine / Options
Diesel Engine:
BD-154 (IH C-series family), ~154 cu in / 2.5 L
Gasoline Engine:
C-154 / C-175, ~154โ€“175 cu in (2.5โ€“2.9 L)
Performance
Power - Diesel:
Approx. 45โ€“50 PTO HP
Power - Gasoline:
Approx. 40โ€“45 PTO HP
Fuel System
Injection (Diesel):
Direct injection, rotary/inline pump (CAV, Stanadyne)
Ignition (Gas):
Distributor ignition system
๐Ÿ”ง Transmission
Standard Transmission
Type:
Constant-mesh, 10-speed, non-synchronized
Fluid:
IH Hy-Tran or equivalent (e.g. JD Hy-Gard)
Optional Transmission
Torque Amplifier:
Optional 2-speed TA for on-the-go shifting
Features
Ease of Use:
ON-the-go gear changes with TA
Integration:
Constant-mesh gears for reliability
๐Ÿ“ Dimensions
Exterior
Wheelbase:
N/A - Not specified for this model
Length:
N/A - Not specified for this model
Weights
Operating Weight:
Approx. 4,500โ€“5,000 lb (2,040โ€“2,270 kg)
๐Ÿ›ก๏ธ Safety Features
Ratings / Crash Test
Safety Ratings:
N/A - Tractor is not crash tested
Active Features
Brakes:
Drum brakes
Steering:
Manual or power steering
Passive Features
ROPS:
Not standard on Farmall 504; aftermarket ROPS may be available.
๐Ÿ’ก Technology Features
Infotainment
Audio System:
None - not applicable for a tractor
Driver Assistance
Available:
None - typical for tractors of this era
๐Ÿ”ง Maintenance
Service Intervals
Engine Oil Change:
Every 100 hours or annually
Fuel Filter:
Every 200 hours or as needed
Air Cleaner:
Every 50 hours (more often in dust)
Fluid Specifications
Engine Oil (Diesel):
API CD/CE diesel (SAE 15W-40)
Engine Oil (Gasoline):
API SF/SG gasoline
Cooling Medium:
Water / antifreeze mixture
Coolant Capacity:
Approx. 10โ€“12 qt (9.5โ€“11.4 L), 50/50 mix
Known Issues / Common Wear Items
Torque Amplifier:
Clutch-pack wear causing slippage or engagement trouble.
Hydraulic Leakage:
Aging seals and hoses - diagnosis and reseal procedures.
Carburetor (Gas):
Gumming and adjustment issues from ethanol fuel and age.
Diesel Injection Pump:
Hard starting and power loss - testing and service.
๐Ÿ“š Vehicle History
Brand Heritage
Manufacturer:
International Harvester (IH)
Model Evolution
Series:
Farmall '4' series
Duration:
Produced from 1961 to 1967
Production Location
Factory:
N/A - Not specified for this model
๐Ÿ† Awards & Recognition
Recognitions
Awards:
None found. The Farmall 504 was a reliable workhorse of its era.

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.