Case 845 - 865 - 885 Grader Service Manual PDF

This Service manual covers the Case 845, 865, and 885 Grader models. It provides technical information for servicing, maintaining, inspecting, troubleshooting, adjusting, and repairing the grader systems and components. The manual includes service specifications, standard torque values, battery maintenance and testing procedures, steering and brake system information, hydraulic component repair instructions, special tools, and detailed service procedures. The procedures are intended for qualified service personnel. Follow the manufacturer's safety instructions and use the specified tools, equipment, and torque values where required.

Service and Repair Coverage

In addition to general service specifications and standard torque information, the manual provides maintenance and repair procedures for major grader systems. It includes torque specifications for decimal and metric hardware, as well as steel hydraulic fittings.

The battery section covers safety rules, special tools, electrolyte-level checks, battery inspection and cleaning, visual checks, specific gravity testing, capacity or load testing, and battery charging procedures. Instructions are also provided for maintenance-free batteries and for preparing dry-charged batteries for use.

The steering section explains the front axle and steering system, front wheel and spindle, front wheel lean, and the steering control valve. Service procedures include specifications, removal and installation, disassembly, inspection, assembly, and troubleshooting. The manual also covers the steering priority valve, including cleaning, inspection, assembly, and special torque information.

The brake section provides information on brake operation, specifications, maintenance, brake pedal disassembly and assembly, brake control pressure checks, accumulator pressure adjustment and testing, accumulator precharge procedures, and bleeding of the brake system.

The hydraulic section covers removal and installation of hydraulic components, pump removal, and specific repair procedures for the Case 845 and Case 865 - 885 grader pumps. It also includes service information for the hydraulic distributor, main hydraulic manifold valve, dual over-center valve, solenoid and pressure-regulating valve, dual check valve, and hydraulic cylinders.

Contents:

STANDARD TORQUE SPECIFICATIONS
TORQUE SPECIFICATIONS-DECIMAL HARDWARE
TORQUE SPECIFICATIONS-METRIC HARDWARE
TORQUE SPECIFICATIONS-STEEL HYDRAULIC FITTINGS
TORQUE SPECIFICATIONS-STEEL HYDRAULIC FITTINGS

BATTERIES
SAFETY RULES 3
SAFETY RULES
SPECIAL TOOLS
MAINTENANCE 
Electrolyte Level
Inspecting and Cleaning a Battery
BATTERY TEST
Visual Checks
Specific Gravity Check
Capacity (Load) Test
CHARGING A BATTERY
CHARGING GUIDE FOR MAINTENANCE FREE BATTERIES 
PREPARING A DRY CHARGED BATTERY FOR USE
CHARGING GUIDE FOR BATTERIES OTHER THAN
MAINTENANCE FREE BATTERIES

SPECIAL TOOLS 3
CHARGING GUIDE FOR MAINTENANCE FREE BATTERIES 7
PREPARING A DRY CHARGED BATTERY FOR USE 8
CHARGING GUIDE FOR BATTERIES OTHER THAN MAINTENANCE FREE BATTERIES 8
SAFETY RULES
SPECIAL TOOLS
MAINTENANCE
Electrolyte Level
Inspecting and Cleaning a Battery
Visual Checks
Specific Gravity Check
Capacity (Load) Test
CHARGING GUIDE FOR MAINTENANCE FREE BATTERIES
CHARGING GUIDE FOR BATTERIES OTHER THAN
MAINTENANCE FREE BATTERIES
PREPARING A DRY CHARGED BATTERY FOR USE
STEERING CONTROL VALVE
SPECIFICATIONS
SPECIAL TOOLS
STEERING CONTROL VALVE
Disassembly
Inspection
Assembly

General Description 
Troubleshooting 
Removal & Installation 
SPECIFICATIONS
Front wheel and Spindle 
Front Axle and Steering
Front Wheel Lean

STEERING CONTROL VALVE
SPECIFICATIONS 
SPECIAL TOOLS
STEERING CONTROL VALVE
Disassembly
Inspection
Assembly
TROUBLE SHOOTING 

STEERING PRIORITY VALVE
SPECIAL TORQUES
STEERING PRIORITY VALVE 
Disassembly
Cleaning and Inspection
Assembly

DESCRIPTION
OPERATION
SPECIFICATIONS
MAINTENANCE
BRAKE PEDAL DISASSEMBLY - ASSEMBLY
CHECK OF BRAKE CONTROL PRESSURES
SETTING OF MIN. AND MAX. ACCUMULATOR
TEST OF ACCUMULATORS PRECHARGE
INSTRUCTIONS FOR THE RESETTING OF ACCUMULATORS PRECHARGE
BLEEDING OF BRAKES SYSTEM
DEFECTS

SPECIFICATIONS
Brake pedal 
Installation 
Diameter of brake valve modules 
Braking circuits 
Braking pressure 
Accumulator recharge pressure
Maximun accumulator pressure
Accumulator flow rate

REMOVAL AND INSTALLATION OF HYDRAULIC COMPONENTS
SERVICE POSITION 
PUMP REMOVAL 
GRADER 845 PUMP REPAIR INSTRUCTIONS 
GRADER 865 - 885 PUMP REPAIR INSTRUCTIONS 
HYDRAULIC DISTRIBUTOR 
MAIN HYDRAULIC MANIFOLD VALVE - REMOVAL 
MAIN HYDRAULIC MANIFOLD VALVE - DISASSEMBLY 
MAIN HYDRAULIC MANIFOLD VALVE - INSTALLATION 
DUAL OVER CENTER (COUNTERBALANCE) VALVE
SOLENOID / PRESSURE REGUALTING VALVE 
DUAL CHECK VALVE 
HYDRAULIC CYLINDERS 
HYDRAULIC CYLINDERS DISASSEMBLY 
HYDRAULIC CYLINDER

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Printing and Customer Support

The PDF manual is fully printable, allowing you to print the service procedures, technical specifications, hydraulic information, or repair instructions required for your work and use them conveniently in the workshop.

If you have any questions about the manual or need assistance with your order, please contact our support team. We are available to provide after-sales assistance.