John Deere Timberjack H290 Harvester Head Operator Manual F070639

Contents:
Warranty
Standard warranty clauses
Standard Warranty
Periodic Maintenance
Safety – Safety Features
Safety Features of the Harvester Head
Safety – General Precautions
General
Recognize Safety Information
Understand Signal Words
Follow Safety Instructions
Before Use
Safety – Operating Precautions
Operating Safety Precautions
Before a New Shift
Transport by Road
Prepare Harvester Head for Storage
Safety – Maintenance Precautions
General
Working with Oils and Chemicals
Planning Your Work
General
Example of How a Map Sketch May Look
Thinning
General
Working Techniques for Thinning
Regeneration Harvesting
General
Working Techniques for Regeneration Harvesting
Felling
General
Stump Height
Felling Stage
When Felling on Sloping Ground
Felling Trees with Large Roots
Delimbing and Crosscutting
General
Maintenance – General
General
Maintenance Safety Precautions
Special Tools
Tightening Torques for Bolt Fastenings
Oils and Fluids
Instructions for Greasing
Oil and Fluid Recommendations
Periodic Maintenance
Maintenance Daily or after Every 10 Hours
Maintenance Weekly or after Every 50 Hours
Maintenance after Every 250 Hours
Maintenance after Every 950 Hours
Maintenance – Feeding Equipment
Feeding Rollers
Feeding Roller Motors
Maintenance – Saw Equipment
Saw Unit Safety
Saw Components
Description of Operation
Hydraulic Pressures and Volyme Flows
Chain Saw Maintenance
Changing the Saw Chain
Sharpening (.404 Chain Pitch)
Dos and Don’ts of Saw Chain Sharpening
Chain Lubrication System
Checking the Chain Lubrication System
Chain Tensioning in Conjunction with Sawing
Bleeding the Chain Tensioning System
Adjusting the Pressure of the Chain Tensioner
Adjusting the Top Saw Chain Tension
Saw Bar Maintenance
Changing the Saw Bar
Changing the Bar Holder
Adjusting the Sensors
Checking/Replacing the Tip Sprocket
Maintenance – Length Measuring System
General
Replacing the pulse sensor
Maintenance – Diameter Measuring System
General
Checking the TJ 3000 / Timbermatic 300 Set Values
Adjustment
Demounting the Diameter Sensor, Tj 3000 / Timbermatic 300
Mounting the Diameter Sensor
Maintenance – Delimbing Knives
Sharpening
Troubleshooting
Checklist
Troubleshooting
Hydraulic System
General
Hydraulic Components of the Harvester Head
Hydraulic Components of the Valve Block
Electric Connectors, Valve Block
Hydraulic Diagrams
Checking and Adjusting Pressures
Checking the settings of the main pressure relief valve (9)
Adjusting the main pressure relief valve (9)
Checking/adjusting the pressing pressure pilot valve for delimbing knives, lower delimbing knives (31), upper delimbing knives (31)
Checking/adjusting the feed roller pressing pressure pilot valve (31)
Checking/adjusting the measuring wheel pressure reduce valve (70) / Checking/adjusting the throttle check valve (66)
Adjusting the saw bar movement speed by the throttle check valve (61) (standard saw equipment)
Checking/adjusting the pressure reduce valve (57) for feed forward
Electrical System
General
Control and Measuring System
Replacing an Electric Lead in HHM Connectors
Connectors in HHM
Connectors in MFM 3G+ (option)
Wiring Diagrams
Optional Equipment – Color Marking Systems
Before Use
Maintenance
Useful Tips
When not in Use
Technical Data
H290 Harvester Head