Case 680E Tractor Loader Service Manual
The Case 680E Tractor includes specifications, step-by-step instructions and accurate illustrations to aid mechanics with any mechanical, electrical or hydraulic repairs.
The complete service manual was carefully reproduced from the original dealer manual and is a must for mechanics repairing or rebuilding their case 680E Tractor Loader Backhoe to the manufacturer’s standards. This service Repair manual is also referred to as the shop manual or repair manual. View the Case 680E on your computer or print off pages as needed.
Topics in the Case 680E are listed below
Case 680E Tractor Loader Service Manual
GENERAL INFORMATION
General Engine Specifications
Maintenance and Lubrication
Torque Chart
ENGINES
Engine Diagnosis
Engine Tune-up
Cylinder Head, Valve Train and Camshaft
Cylinder Block, Sleeves, Pistons. and Rods
Crankshaft, Main Bearing, Flywheel and Oil Seal Replacement
Lubricating System
Stall Checks and Engine Removal and Installation
Air Cleaner
Cooling System
Reconditioning Engine Cylinder Block
FUEL SYSTEM
Fuel System and Filters – Four and Six Cylinder “B” Series Diesel Engines
Robert Bosch Fuel Injection Pumps – Four and Six Cylinder “B” Series Diesel Engines
Roosa Master Fuel Injectors “B” Series Diesel Engines
Foot Throttle, Hand Throttle Fuel Shutoff Control, Fuel Lines and Fuel Tank
HYDRAULICS
Hydraulic Diagrams, Troubleshooting Pressure Checks
Hydraulic Pump L55247
Loader Control Valves- L55009 (2-Spool) and L55010 (3-Spool)
Backhoe Control Valve
Stabilizer Control Valve
L54772 and L59641 Backhoe Relief Valves, L54470 Flow Control Valve
Loader and Backhoe Cylinders
STEERING
Steering Hydraulic System, Troubleshooting, Pressure Checks
Steering Valve and Steering Column
Steering Cylinders
Front Axle
POWER TRAIN
Transmission/Converter Hydraulic Diagram, Operation and Description
Troubleshooting and Testing
Forward-Reverse Transmission (Power Shuttle)
Four Speed Mechanical Transmission
Differentials and Planetaries
Drive Shaft
BRAKES
Air System Diagrams, Operation Pressurizing/Depressurizing the Air System and Troubleshooting
Foot Brakes and Slack Adjuster
Air Compressor, Governor, Reservoir. and Safety Valve
Brake Valve
Brake Actuator
Parking Brake Control Valve and Quick Release Valve
Pressure Reducing, Pressure Protection, Double Check, Clutch Cutout Valves and Stoplight Switch
Alcohol Evaporator
ELECTRICAL
Wiring Diagrams
Troubleshooting
Batteries
Starter and Starter Solenoid
Alternator
MOUNTED EQUIPMENT
Loader
Backhoe
Roll-Over Protection Structure
Case 680E