Case 680H Tractor Loader Backhoe Service Manual

Covers: Case 680H Tractor Loader Backhoe

• 1980 through 1984
• Please contact us with your serial number if you have compatibility questions

Type: Service Manual
Language: English
Pages: 1,517
Format: PDF
File size: 95mb
Features: Bookmarked, searchable, printable
Compatibility: Windows/Mac/Tablet/Mobile

This service manual contains important information for the maintenance, troubleshooting and servicing of the Case 680H Tractor Loader Backhoe. In this manual you will find detailed specifications, illustrations, diagrams and step-by-step procedures to properly service the machine to the factory standards.

Topics:

GENERAL

• Safety Rules, Service Manual Introduction, and Torque Specifications
• Maintenance and Lubrication
• General Engine Specifications
• Detailed Engine Specifications – 336 BD Engines

ENGINES

• Engine Diagnosis
• Engine Tune-Up
• Engine Stall Tests
• Engine Removal and Installation
• Engine Accessories (Air cleaner, muffler, exhaust pipe, radiator, cold start system)
• Cylinder Head, Valve Train, and Camshaft
• Cylinder Block, Sleeves, Pistons, and Rods
• Crankshaft, Main Bearings, Flywheel, and Oil Seals
• Lubrication System with Two Gear Balancer and Oil Pump
• Cooling System
• Engine Diagnosis
• Reconditioning Engine Cylinder Block

FUEL SYSTEM

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

ELECTRICAL

• Electrical System Troubleshooting
• Wiring Diagrams
• Batteries
• 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
• Transmission
• 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 Valyes (Treadles)
• Brake Actuators
• Alcohol Evaporator
• Pressure Reducer Valve, Pressure Protection Valve, Double Check Valve, Control Valves for Clutch Cutout and Stoplamp Switch
• 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 System

MOUNTED EQUIPMENT

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

Please note this manual is in downloadable PDF format only. If you have any questions about this product or would like to request sample pages, please contact us and reference the product name or SKU.