John Deere 548E, 648E, 748E Grapple Skidder Repair Technical Manual

Table of Contents
Repair Technical Manual (M1486)
Section 00—General Information
Group 0001—Safety Information
Group 0002—General Specifications
Group 0003—Torque Values
Group 0004—Fuels and Lubricants
Section 01—Wheels
Group 0110—Powered Wheels and Fastenings
Section 02—Axles and Suspension System
Group 0200—Removal and Installation
Group 0225—Input Drive Shafts and U-Joints
Group 0260—Hydraulic System
Section 03—Transmission
Group 0300—Removal and Installation
Group 0315—Controls
Group 0325—Input Drive Shafts and U-Joints
Group 0350—Gears, Shafts and Bearings
Group 0360—Hydraulic System
Section 04—Engine
Group 0400—Removal and Installation
Section 05—Engine Auxiliary Systems
Group 0505—Cold Weather Starting Aids
Group 0510—Cooling Systems
Group 0515—Speed Controls
Group 0520—Intake System
Group 0530—External Exhaust System
Group 0560—External Fuel Supply System
Section 06—Torque Converter
Group 0600—Removal and Installation
Group 0641—Housing and Cover
Group 0651—Converter Turbine, Gears, and Shaft
Section 07—Damper Drive
Group 0752—Elements
Section 09—Steering System
Group 0930—Secondary Steering
Group 0960—Hydraulic System
Section 10—Service Brakes
Group 1011—Active Elements
Group 1015—Controls Linkage
Group 1060—Hydraulic System
Section 11—Park Brake
Group 1111—Active Elements
Group 1160—Hydraulic System
Section 16—Electrical System
Group 1671—Batteries, Support and Cables
Group 1672—Alternator, Regulator and Charging System Wiring
Group 1673—Lighting System
Group 1674—Wiring Harness and Switches
Group 1676—Instruments and Indicators
Group 1677—Motors and Actuators
Section 17—Frame, Chassis, or Supporting Structures
Group 1740—Frame Installation
Group 1746—Frame Bottom Guards
Section 18—Operator’s Station
Group 1800—Removal and Installation
Group 1810—Operator Enclosure
Group 1821—Seat and Seat Belt
Group 1830—Heating and Air Conditioning
Section 19—Sheet Metal and Styling
Group 1910—Hood or Engine Enclosure
Group 1921—Grille and Grille Housing
Section 20—Safety, Convenience and Miscellaneous
Group 2003—Fire Extinguisher
Group 2004—Horn and Warning Devices
Section 21—Main Hydraulic System
Group 2160—Hydraulic System
Section 30—Winch
Group 3000—Removal and Installation
Group 3015—Controls Linkage
Group 3025—Input Drive Shafts and U-Joints
Group 3050—Drive and Clutch
Section 32—Bulldozers (Stacking & Trailbuilding Blades)
Group 3201—Blades
Group 3215—Controls Linkage
Group 3260—Hydraulic System
Section 37—Arch or Boom
Group 3740—Frames
Section 38—Grapple
Group 3803—Grapple Mechanism
Group 3815—Grapple Control
Group 3840—Frames
Group 3860—Hydraulic System
Section 99—Dealer Fabricated Tools
Group 9900—Dealer Fabricated Tools
Operation and Test Manual (TM1485)
Section 9000—General Information
Group 01—Safety Information
Group 02—General Specifications
Group 03—Torque Values
Group 04—Fuels and Lubricants
Section 9005—Operational Checkout
Group 10—Operational Checks
Section 9010—Engine
Group 05—Theory of Operation
Group 15—Diagnostic Information
Group 20—Adjustments
Group 25—Tests
Section 9015—Electrical System
Group 05—System Information
Group 10—System Diagrams
Group 15—Sub-System Diagnostics
Group 20—References
Section 9020—Power Train
Group 05—Theory of Operation
Group 15—Diagnostic Information
Group 20—Adjustments
Group 25—Tests
Section 9025—Hydraulic System
Group 05—Theory of Operation
Group 15—Diagnostic Information
Group 20—Adjustments
Group 25—Tests
Section 9030—Miscellaneous Components (Winch)
Group 05—Theory
Group 15—Diagnostic Information
Group 20—Adjustments
Group 25—Tests
Section 9031—Heating and Air Conditioning
Group 05—Theory of Operation
Group 10—System Operational Checks
Group 15—Diagnostic Information
Group 20—Adjustments
Group 25—Tests
Read the safety messages in the introduction of this manual and the cautions presented throughout the text of the manual.
These are divided in two parts: repair and operation and tests. Repair sections tell how to repair the components. Operation and tests sections help you identify the majority of routine failures quickly.
Information is organized in groups for the various components requiring service instruction. At the beginning of each group are summary listings of all applicable essential tools, service equipment and tools, other materials needed to do the job, service parts kits, specifications, wear tolerances, and torque values.