1. Introduction
This manual provides comprehensive instructions for the operation and basic maintenance of J.I. Case 584D, 585D, and 586D Forklifts. It is designed for operators and owners to ensure safe and efficient use of the equipment.
Understanding the different types of manuals available for equipment is crucial:
- Operators Manual: Focuses on basic maintenance, operational procedures, fluid types, quantities, and adjustments. This document serves as an Operators Manual.
- Service Manual: Contains detailed information for repair, overhaul, and troubleshooting complex issues.
- Parts Catalog: Provides exploded views, part names, and factory (OEM) part numbers for component identification.
This manual is a reproduction, designed for durability and clarity, offering factory-authorized procedures to assist in the proper care and use of your J.I. Case forklift.

Image 1.1: Front cover of the AgPubs Operators and Owners Manual for J.I. Case 584D, 585D, 586D Forklifts, displaying the model numbers and the AgPubs brand.
2. Initial Setup and Pre-Operation Checks
Before operating the forklift, it is essential to perform initial setup and pre-operation checks to ensure safety and proper function. This section outlines general guidelines; specific detailed procedures are found within the manual.
2.1. Pre-Operation Inspection
Always conduct a thorough visual inspection of the forklift before each use. Check for any visible damage, leaks, or loose components. Ensure all safety decals are present and legible.
2.2. Fluid Level Verification
Verify that all fluid levels, including engine oil, hydraulic fluid, and coolant, are within the recommended ranges. Refer to the manual for specific fluid types and capacities.

Image 2.1: An open page from the manual, illustrating the detailed structure of its content, including sections on operating instructions, fuels, lubricants, and maintenance, which are critical for proper setup and operation.
3. Operating Procedures
This section covers the fundamental procedures for operating the J.I. Case 584D, 585D, and 586D Forklifts safely and effectively. Adherence to these guidelines is crucial for operator safety and equipment longevity.
3.1. Starting the Engine
Follow the manufacturer's recommended procedure for starting the engine. This includes checking controls, engaging the parking brake, and ensuring the area around the forklift is clear.
3.1.1. Using Starting Fluid (If Equipped)
In cold weather conditions, starting fluid may be used. Always follow the specific instructions provided in the manual to prevent engine damage or injury. Ensure proper ventilation and avoid open flames when using starting fluid.

Image 3.1: A page from the manual illustrating the procedure for using starting fluid, including safety warnings and an image of the fluid container and jumper cables, indicating cold-weather starting assistance.
3.2. General Operation
Familiarize yourself with all controls, including steering, lift, tilt, and travel functions. Always operate the forklift at a safe speed, especially when turning or carrying loads. Maintain clear visibility and be aware of your surroundings.
3.3. Parking and Shutting Down
When parking the forklift, ensure it is on a level surface, the forks are lowered, and the parking brake is engaged. Follow the proper shutdown sequence to turn off the engine and secure the machine.
4. Maintenance Procedures
Regular maintenance is vital for the longevity, reliability, and safe operation of your J.I. Case forklift. This section outlines key maintenance tasks; detailed schedules and procedures are provided within the manual.
4.1. Lubrication
Proper lubrication of moving parts reduces wear and extends component life. Refer to the lubrication chart in the manual for specific points, lubricant types, and intervals.

Image 4.1: A manual page detailing lubrication procedures for the mast section and self-aligning bushings, accompanied by diagrams of the forklift's mast and rear axle pivot points, highlighting grease fitting locations.
4.2. Air Cleaner Servicing
The air cleaner element must be regularly inspected, cleaned, or replaced to ensure optimal engine performance and prevent damage from contaminants.

Image 4.2: This page from the manual provides step-by-step instructions for servicing the air cleaner element, showing how to clean it using compressed air and how to wash the element, ensuring proper engine air intake.
4.3. Hydraulic Oil Filter and Oil Change
Regular inspection and replacement of the hydraulic oil filter, along with periodic hydraulic oil changes, are critical for maintaining the hydraulic system's efficiency and preventing component wear.

Image 4.3: A manual page outlining the process for checking the hydraulic oil filter and performing a hydraulic oil change, complete with diagrams indicating the filter location and the hydraulic system's drain plug.
4.4. Rear Wheel Bearings Removal and Installation
Maintenance of the rear wheel bearings, including removal, inspection, lubrication, and proper installation, is essential for safe operation and steering stability.

Image 4.4: This manual page features an exploded view diagram and detailed instructions for the removal and installation of rear wheel bearings, providing a visual guide for this maintenance task.
5. Basic Troubleshooting
This Operators Manual provides guidance on common operational issues and basic troubleshooting steps. For complex mechanical or electrical problems, a dedicated Service Manual is recommended, as it contains in-depth diagnostic procedures and repair instructions.
5.1. Common Issues
The manual addresses typical operational concerns such as engine starting difficulties, minor hydraulic system irregularities, and general performance observations. Consult the relevant sections for specific advice.
5.2. When to Seek Professional Assistance
If an issue persists after following the troubleshooting steps in this manual, or if the problem involves critical safety systems or major components, it is advisable to consult a qualified service technician or refer to a comprehensive Service Manual.
6. Product Specifications
Detailed technical specifications for the J.I. Case 584D, 585D, and 586D Forklifts, including engine type, lifting capacity, dimensions, weight, and fluid capacities, are provided within this manual. Refer to the dedicated specifications section for precise figures and operational limits.
Understanding these specifications is crucial for safe operation, proper load handling, and adherence to operational guidelines.