Timberjack 660D and John Deere 848G Grapple Skidders Technical Manual (TMF435521)

Table of Contents:
   Introduction
   General Information
      How To Use This Book
      Chapters and Sections Contents
      Foreword and Warranty
      Safety Information
      General - Component Locators
      Towing/Transporting the Skidder
      Repairs
   Engine Systems
      Engine
      Engine Mounting
      Fuel System
      Cooling System
      Coupling
      Air Intake System
      Exhaust System
   Engine
      Description and Operation
      Engine Specifications
      Engine Operation
      Engine Break-in Period
      Engine Oil
      Inspecting Alternator Belt
      Checking and Replacing Hub Vibrational Damper
      Checking Engine Valve Lash Clearance
      Replacing Starting Aid Can
      Engine Tune-up
      Preliminary Engine Testing Before Tune-up
      General Tune-up Recommendations
      Engine Troubleshooting
   Engine Mounting
      Engine/Transmission Removal and Installation
   Fuel System
      Description and Operation
      Checking the Fuel Level
      Draining Water From Fuel Tank
      Filters
      Bleeding the Fuel System
      Fuel Tank Removal and Installation
   Cooling System
      Description and Operation
      Cooling System Components
      Checking the Engine Coolant Level
      Checking the Engine Coolant Condition
      Replacing the Engine Coolant
      Flushing the Cooling System
      Cleaning the Oil Cooler and Radiator
      Radiator Removal and Installation
      Testing and Maintaining the Cooling System
      Optional Radiator Sand Grill
      Cooling SYstem Troubleshooting
   Coupling
      Description and Operation
      Coupling Assembly
   Air Intake System
      Description and Operation
      Air Intake Assembly
      Precleaner
      Air Fitler Replacement
      Extending Turbocharger Life
   Exhaust System
      Description and Operation
      Exhaust System Assembly
   Hydraulic SYstems
      Hydraulic Systems
      Work Pump
      Transfer Pump
      valves
      Control Valves
      Auxilliary Valves
      Joystick Valve
      Steering System
      Brake Hydraulics
      Hdyraulic Tank and Filters
      Cylinders
      Cab Tilt Hydraulics
      Hydraulic Cooling
   Hydraulic Systems
      Machine Hydraulics
      Main Hydraulic System
      Hydraulic System Cleaning
      Transmission Charge System
      Hydraulic Testing
      Schematics
      Hydraulic Schematic Symbols
      Hydraulic System Troubleshoting
   Work Pump
      Description and Operation
      Work Pump Components
      Theory of Operation
      Work Pump Specifications
      Work Pump Removal
      Work Pump Installation
      Work Pump Disassembly
      Work Pump Assembly
      PUmp Delivery Tests
      Work Pump Troubleshooting
   Transfer Pump
      Description and Operation
      Transfer Pump Troubleshooting
   Valves
      Valve Locations
      Control Valves
      Auxilliary Valves
      Joystick Valve
   Control Valves
      Description and Operation
      Control Valve Removal and Installation
      Control Valve Servicing
      Control valve Internal Leakae Test
      Control Valve Hoses and Fittings
   Auxiliary Valves
      General
      Priority Valve
      Orbitrol Steering Control Valve
      Steering Control Unit Components
      Steering Control Unit Servicing Tools
      Steering Control Unit Disassembly
      Steering Control Unit Assembly
   Joystick Valve
      Description and Operation
      Joystick Valve Components
      Joystick Removal and Installation
      Joystick Servicing
   Steering System
      Description and Operation
      Steering Cylinder Removal and Installation
      Steering Control Unit Removal and Installation
      Steering Troubleshooting
   Brake Hydraulics
      Descritpion and Operation
      Manual Parking Brake Release System
      Brake System Valves
      Bleeding the Brakes
      Brake System Troubleshooting
   Hydraulic tank and Filters
      Description and Operation
      Hydraulic Tank Removal
      Hydraulic Tank Installation
      Changing Hydraulic Oil Filter
   Cylinders
      Description and Operation
      Cylinder Removal and Installation
      Cylinder Disassembly
      Cylinder Assembly
      Cylnder Internal Leakage Test
      Hydraulic Cylinders Troubleshooting
   Cab Tilt Hydraulics
      Description and Operation
      Cab Tilt Operation
      Cab Tilt Cylinder Removal and Installation
      Cab Tilt Cylnder Servicing
      Mechanical Support/Cylinder Lock
      Cab Tilt Pump and Selector Valve
      Pump Servicing
      Cab Tilt Troubleshooting
   Hydraulic Cooling
      Description and Operation
   Electrical Systems
      Electrical
      EGS Controller
      Monitor
      Wiring Harness
      Electrical Circuit Testing
   Electrical
      Description and Operation
      Schematics
      Components
      Locator Abbreviations
      Component Locator - Cab Harness
      Component Locator - Console
      Component Locator - Fuse Panel
      Component Lcoator - Monitor Harness
      Component Locator - EGS Wiring
      Component Lcoator - Joystick
      Component Locator - Hydraulic Tank Harness
      Component Locator - Engine/Transmission Harness RH
      Component Locator - Engine/Transmission Harness LH
      Component Locator - Cab Roof Harness
      Component Locator - Radio Harness
      Component Locator - Work Lights Option
      Component Locator - Road Lights Option
      Using Booster Batteries
      Servicing Batteries
      Replacing Fuses
      Electrical System Troubleshooting
   EGS Controller
      Description and Operation
      EGS Override Switch
      EGS Configuration Code
      EGS Testing
      EGS Controller Boot Replacement
      EGS Troubleshooting
   Monitor
      Description and Operation
      Monitor Programming
      Temperature Gauge Accuracy
      Electrical Troubleshooting - Monitor Instrument Panel
   Wiring Harness
      General
      Wiring Harness Repair Procedures
      Connectors
   Electrical Circuit Testing
      Circuit Testing
      Circuit Malfunctions Summary
   Power Train
      Power Train
      Transmission/Torque Converter
      Brakes
      Drivelines
      Axles
      Differentials
   Power Train
      General
   Transmission/Torque Converter
      Description and Operation
      Transmission Removal and Installation
      Transmission Testing
      Transmission Oil
      Transmission Troubleshooting
   Brakes
      Description and Operation
      Brake System Check Valve
      Check Brake Wear - ZF Axles
      Brake Troubleshooting
   Drivelines
      Description and Operation
      Inspection of Driveshaft Condition and Alignment
      Driveline Removal and Installation
      Pillow Blocks
      Drivelines Troubleshooting
   Axles
      Description and Operation
      Axle Components
      Front Axle Removal and Installation
      Removal and Installation of Rear Axle
      Tire/Axle Combinations
      Tire Chain Approval
      Tire Pressures and Wheel Nut Torque
      Axle Oil
      Axle Troubleshooting
   Differentials
      Description and Operation
      Differential System Lock Test
      Hydraloc Differential Seal Testing - Dana Clark Axles
      Differential Servicing
      Differential Lock Troubleshooting
   Cab Systems
      Cab Mounting
      Windows
      Operator's Seat
      Mechanical Controls
      Heather and Air Conditioner
   Cab Mounting
      Description and Operation
      Servicing Cab Mounts
      Checking Cab Tilt Locking Pin Bolts
      Cleaning Out Cab Drain Holes
   Windows
      Description and Operation
      Typical Window Instlalations
      Cleaning the Windows
      Window Washer Reservoir
   Operators Seat
      Description and Operation
      Seat Belt
      Seat Servicing
      Seat Removal and Installation
   Mechanical Controls
      Description and Operation
      Accelerator Pedal Adjustment
      Service Brake Pedal Adjustment
   Heater and Air Conditioner
      Description and Operation
      Air Conditioner Safety Precautions
      Inspecting the AC System
      Charging the AC System
      Heater/Air Conditioner Troubleshooting
   Frames
      Frames
      Frame Hinge
      Decking Blade
      Central Lubrication System
   Frames
      Description and Operation
      Engine Compartment Panels
      Step
   Frame Hinge
      Frame Hinge
      Alternative Method for Separating the Frames
   Decking Blade
      Description and Operation
      Decking Blade Components
      Decking Cylinder Removal and Installation
      Decking Cylinder Internal Leakage Test
      Decking Blade Troubleshooting
   Central Lubrication System
      Central Lubrication System
   Tree Handling
      Crane/Tree Handling
   Crane/Tree Handling
      General
   Winches
      Description and Opeation
      Winch Removal
      Control Cable Adjustment
      Changing the Winch Oil
      Winch Troubleshooting
   Booms/Arch
      Description and Operation
      Dual Arch
      Cable Fairleads
      Lubrication
      Arch and Boom Troubleshooting
   Grapple (To Unit WC848GX01010)
      Grapple Description and Operation
      Grapple Servicing
      Grapple Snubber Description and Operation
      Grapple Snubber Servicing
      Grapple Troubleshooting
   Grapple (Unit WC848GX01011 and up)
      Remove and Install Grapple
      Remove, Disassemble, Assemble and Install Damper
      Grapple Damper Adjustment
      Lubricate Damper, Yoke and Cross Head Pins
      Remove and Install Flow Divider
   Grapple Cylinders (Unit WC848GX01011 and Up)
      Description and Operation
      Remove and Install Grapple Tong Cylinder
      Cylinder Components
      Cylinder Disassembly
      Cylinder Assembly
      Cylinder Internal Leakage Test
      Cylidners Troubleshooting
   Rotate Motor (To Unit WC848GX01010)
      Description and Operation
      Grapple Rotate Motor Servicing
   Grapple Rotate Motor and Yoke (Unit WC848GX01011 and up)
      Remove Rotate Motor
      Disassemble Rotate Motor
      Assemble Rotate Motor
      Install Rotate Motor
      Remove and Install Rotate Motor Drive Gear
      Remove, Disassemble, Assemble and Install Grapple Rotate Yoke
      Remove and Install Rotary Manifold
      Disassemble and Assemble Rotary Manifiold
   Grapple Rotator (To Unit WC848GX01010)
      Description and Operation
      Rotator Servicing
      Swivel Servicing
   
   Technical Information
      Tool List
      General Torque Specifications
      Measurement Conversion Tables
      General Machne Specifications
   Tool List
   General Torque Specifications
      Fastener Torque Recommendations
      Hydraulic Fittings Torque Recommendations
   Measurement Conversion Tables
      Miscellaneous Conversions
      Metric and Imperial Unit Expressions
      Wood Measurement Equivalents
      Weights of Commercially Important Woods
   General Machine Specifications
      Cable Skidder
      Grapple Skidder
      Dimensions - Grapple Heads
      Equipment Specifications
      Tire Sizes, Air Pressures and EGS Codes
      Approximate Hydraulic Speeds
      Vehicle Speeds
      Approximate Machine Weights
      Tire Ground Pressure
      Recommended Fluids and Lubricants
   O.E.M. Data
   MT_L_3085.pdf
      ZF - MULTITRAC
      W1_W13.pdf