Case 9020B Excavator Service Manual

Covers: Case 9020B Excavator (all serial numbers)
Pages: 1,093
Format: PDF
File size: 500mb
Compatibility: Windows/Mac/Tablet/Smartphone

This comprehensive service manual contains repair and troubleshooting procedures for the Case 9020B excavator, including overhaul of the diesel engine and fuel system. OEM technical specifications, bolt torque values, and test limits are provided, giving you access to all of the information required to correctly work on the machine.

Case 9020B operator’s manual and parts manual available separately. Please contact us with any questions or requests.

Topics:

GENERAL INFORMATION

• Safety
• General Information
• Torque Specs

ENGINE

• Engine Removal and Installation
• Radiator and Oil Cooler Removal and Installation
• 4-390 Engine Specifications
• Aftercooler
• Cylinder Head and Valve Train
• Cylinder Block
• Lubrication System
• Cooling System
• Turbocharger
• Turbocharger Failure Analysis

FUEL SYSTEM

• Fuel Tank, Filters and Lines
• Injection Pump
• Fuel Injectors
• CAV Fuel Injection Pump
• Bosch Fuel Injection Pump

ELECTRICAL

• Electrical Schematic and Troubleshooting
• Battery
• Controller

TRACK

• Tracks, Rollers and Idlers

POWER TRAIN

• Drive Motor and Final Drive Transmission
• Swing Motor and Swing Reduction Gear

HYDRAULICS

• Cleaning the Hydraulic System
• Hydraulic Specifications, Pressure Checks and Troubleshooting
• Hydraulic Schematic Foldout
• Main Hydraulic Pump
• Main Hydraulic Control Valve
• Cylinders
• Hand Control Valves, Foot L/R Travel Control Valves, Foot Straight Travel Control Valve, Shuttle Valve, Travel Block and Accumulator
• Eight Spool Solenoid Valve, Swing Lock and Swing Brake Solenoid Valve, and Free Swing Solenoid Valve
• Cushion Control Valve
• Hydraulic Pilot Filter, Hydraulic Inline Filter and Bypass Oil Filter
• Hydraulic Swivel

MOUNTED EQUIPMENT

• Upperstructure and Counterweight
• Boom, Arm and Bucket
• Seat Mounting and Belt
• Cab and Cab Equipment
• Air Conditioning System

SCHEMATICS

• Wiring Diagram Foldout
• Hydraulic Circuits Schematic Foldout

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