Case 780B Loader Backhoe Service Manual

• Covers Case 780B Tractor Loader Backhoe
• P/N 9-69310
• 1,523 pages
• Downloadable PDF format
• 417mb file size
• Works with Windows/Mac/Tablet/Mobile

The Case 780B service manual includes over 1,500 pages of technical specifications, step-by-step instructions, illustrations and schematics to guide mechanics through mechanical, electrical and hydraulic repairs. The service manual was digitally reproduced from the original dealer manual into a clear, searchable PDF format and is ideal for mechanics repairing or overhauling the Case 780B tractor loader/backhoe. In addition to all machine systems, engine/fuel repair information is included. This manual can be downloaded instantly to your computer, tablet or smartphone.

Latest edition. Due to the file size, a high speed internet connection is required.

Topics:

GENERAL INFORMATION

• Torque Specifications
• Maintenance and Lubrication
• Engine Specifications

ENGINE

• Engine Diagnosis
• Engine Tune-Up
• Engine Stall Tests
• Engine Removal and Installation, Front Engine Support, and Hydraulic Pump Coupling
• Engine Accessories (Air Cleaner, Radiator, and Cold Start System)
• Cylinder Head, Valve Train, and Camshaft
• Cylinder Block, Sleeves, Pistons, and Rods
• Crankshaft, Main Bearings, Flywheel, and Oil Seals
• Lubrication System
• Cooling System
• Turbocharger
• Engine Diagnosis
• Reconditioning Engine Cylinder Block

FUEL SYSTEM

• Fuel System and Filters
• Robert Bosch Fuel Injection Pump
• 17mm fuel Injectors
• Fuel Lines, Fuel Tank, and Engine Controls
• Electric Fuel Pump

ELECTRICAL

• Electrical System Troubleshooting
• Wiring Diagrams
• Battery
• Starter
• Alternator
• Instrument Cluster and Instrument Panel

STEERING

• Steering System Troubleshooting
• Steering Control Valve and Steering Column
• Steering Cylinders
• Relief Valve and Check Valve
• Front Axle

POWER TRAIN

• General Transmission Information and Troubleshooting
• Clark 18000 Transmission and Torque Converter
• Transmission Controls
• Drive Shaft
• Differential and Planetaries
• Wheels and Tires

BRAKES

• Troubleshooting and General Information for the Air System
• Air Compressor and Governor
• Air Reservoir and Relief Valve
• Brake Valves (Treadles)
• Brake Actuator
• Alcohol Evaporator
• Pressure Reducer Valve, Pressure Protection Valve, Double Check Valve, and Clutch Cutout Valve
• Brakes and Brake Adjusters
• Parking Brake Control Valve and Quick Release Valve

HYDRAULICS

• Hydraulic System Diagrams, Maintenance, Troubleshooting, and Pressure Checks
• Cleaning the Hydraulic System
• Hydraulic Pump
• Flow Control Valve
• Loader Control Valve
• Loader and Backhoe Cylinders
• Backhoe Relief Valve
• Backhoe Control Valve
• Stabilizer Control Valve
• Boom Lock

MOUNTED EQUIPMENT

• Air Conditioning System
• Loader
• Cab and Canopy
• Operators Seat end Seat Belts
• Backhoe
• Decals and Painting
• Noise Control

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