IH International Harvester Farmall 504 Tractor Workshop Service Repair Manual-PDF

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International Harvester · Farmall 504 · Workshop Service Repair Manual Keep Your Farmall 504 Running Like It Did in 1961 The complete factory-level workshop manual for the IH Farmall 504...

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Tipo: Tractor

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SKU: 130300

Etiquetas: 504 Agriculture Farmall Series Featured IH International International Harvester Tractor Tractors

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International Harvester · Farmall 504 · Workshop Service Repair Manual

Keep Your Farmall 504 Running Like It Did in 1961

The complete factory-level workshop manual for the IH Farmall 504 — every system, every spec, every procedure, written for owners, mechanics and restorers who'd rather fix it themselves.

⚡ Instant PDF Download — start wrenching in minutes

International Harvester

Model

Farmall 504

Years

1961–1967

Format

Searchable PDF

Language

English

📘About This Manual

The Farmall 504 was a genuine workhorse of the '4' series — available with either a gasoline or BD-154 diesel engine, delivering roughly 40–50 PTO horsepower, and built around a 10-speed constant-mesh transmission with the famous optional Torque Amplifier for on-the-go gear changes.

This comprehensive English workshop manual is your indispensable companion for maintaining and rebuilding it. Based on manufacturer specifications and packed with clear diagrams, it walks you step-by-step through routine service, troubleshooting, adjustments and full component overhauls — so you can print only the pages you need and get straight to work.

🔧Every System, Fully Covered

From a quick oil change to a complete engine teardown, it's all here:

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.

✅What You Can Do With It

✓Follow routine maintenance & lubrication schedules
✓Diagnose common and uncommon faults across every system
✓Perform step-by-step repairs on major and minor components
✓Complete full engine, transmission, hydraulic & differential overhauls
✓Dial in carburetor, brake, clutch, governor and PTO adjustments
✓Disassemble and reassemble every system with confidence

⚙️Engine Specifications

Diesel engine	BD-154 (IH C-series family), ~154 cu in / 2.5 L
Gasoline engine	C-154 / C-175, ~154–175 cu in (2.5–2.9 L)
Power — diesel	Approx. 45–50 PTO HP
Power — gasoline	Approx. 40–45 PTO HP
Injection (diesel)	Direct injection, rotary/inline pump (CAV, Stanadyne)
Engine oil	API CD/CE diesel (SAE 15W-40) or API SF/SG gasoline
Cooling medium	Water / antifreeze mixture
Ignition (gas)	Distributor ignition system

🔩Transmission & Drivetrain

Type	Constant-mesh, 10-speed, non-synchronized
Torque Amplifier	Optional 2-speed TA for on-the-go shifting
Transmission/hydraulic fluid	IH Hy-Tran or equivalent (e.g. JD Hy-Gard)
Operating weight	Approx. 4,500–5,000 lb (2,040–2,270 kg)

🛠️Maintenance 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)
Coolant capacity	Approx. 10–12 qt (9.5–11.4 L), 50/50 mix

📄Technical Details

Electrical system	12-volt
Hitch	Three-point Category 1/2 with draft control (as equipped)
Drawbar	Category 1/2, adjustable or swinging
Rear tires (typical)	13.6-28 or 14.9-24
Front tires (typical)	6.00-16 or 7.50-16

⚠️Known Issues This Manual Helps You Fix

Torque Amplifier wear	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 wear	Hard starting and power loss — testing and service.

💻Instant Access, Any Device

📥 Instant Download📄 PDF Format🪟 Windows🍎 Mac🔍 Searchable & Indexed🔖 Bookmarked🖨️ Print Any Page

Everything you need to service the Farmall 504 — in one download.

Manufacturer-grade procedures, diagrams and specs, ready the moment you order.