Case 590 Loader Backhoe Service Repair Manual

Table of Contents

1. General
2. Engines
3. Fuel System
4. Electrical
5. Steering
6. Power Train
7. Brakes
8. Hydraulic System
9. Mounted Equipment

This service manual has been prepared with the latest service information available. Troubleshooting, removal, disassembly, inspection and installation procedures, and complete specifications and tightening references can be found in most sections. Some sections have drawings without a written procedure because the job is so easily done. This service manual is one of the most important tools available to the service technician.

Right-Hand and Left-Hand
The terms right-hand and left-hand and front and rear as used in this manual indicate the right and left sides, and front and rear of the machine as seen from the operator’s seat for correct operation of the machine or attachment.

Text
If the service manual is for more than one machine or different models of components (planetary axles, gear boxes, control valves, etc.), the procedures have the steps necessary to service each model.

Table of Contents
A Table of Contents is in the front of this manual. The Table of Contents shows the main divisions and the sections that are in each division. The individual sections, where necessary, have a Table of Contents on the second page of that section.

Page Numbers
All page numbers are made of two numbers separated by a dash, such as 4002-9. The number before the dash is the section number. The number following the dash is the page number in that section. Page numbers will be found at the upper right or left of each page.

Illustrations
Illustrations are put as near as possible to the text and are to be used as part of the text.

Torque Specifications
The most common grades of fasteners (bolts, nuts, and screws) used on Case machines are grade 5 and grade 8. See page 1001-5 for torque specifications and identification marks.

The specifications in this section are standard torque values and are to be used on all fasteners during assembly and installation unless special torque values are shown in a section.

P.I.N., Serial and Model Numbers
When replacement parts are needed, it can be necessary to give the parts department one or all of the numbers. The model number is normally found on the Product Identification Number plate or Serial Number plate.

The Product Identification Number (P.I.N.) and serial numbers will be found in the following locations.

• Machine – The Product Identification Number plate is to the left of the operator manual box.

• Engine – A serial number plate is on the right-hand side of the engine above the starter.

• Mounted Equipment – A serial number plate or a stamped serial number is on some backhoes, dozers, rippers, etc.

• Components – A serial number plate is on many components such as starters, alternators, pumps, etc.