John Deere 2720 Disk Ripper Operator Manual OMKK60501

Table of Content:

1 Introduction
1.1 Foreword
2 Safety
2.1 Recognize Safety Information
2.2 Understand Signal Words
2.3 Follow Safety Instructions
2.4 Spanish Safety Signs and Operator’s Manual
2.5 Prepare for Emergencies
2.6 Wear Protective Clothing
2.7 Protect Against Noise
2.8 Practice Safe Maintenance
2.9 Handle Electronic Components and Brackets Safely
2.10 Park Machine Safely
2.11 Support Raised Equipment
2.12 Remove Paint Before Welding or Heating
2.13 Avoid Heating Near Pressurized Fluid Lines
2.14 Avoid High-Pressure Fluids
2.15 Inspect Lift Circuit Hoses
2.16 Store Attachments Safely
2.17 Service Tires Safely
2.18 Decommissioning ? Proper Recycling and Disposal of Fluids and Components
2.19 Handle Chemical Products Safely
2.20 Operate Safely
2.21 Avoid Power Lines
2.22 Non-Permissible Use
2.23 Use Safety Lights and Devices
2.24 Keep Riders Off Machine
2.25 Observe Maximum Transport Speed
2.26 Use a Signal Person
2.27 Use a Safety Chain
2.28 Tow Loads Safely
2.29 Avoid Overhead Power Lines
2.30 Prepare for Transport
2.31 Transport Safely
2.32 Transport Implement Train
2.33 Transport Lockup Valve
2.34 Do Not Fold Wings Until Machine Is Fully Raised
2.35 Park Safely
3 Safety Signs
3.1 Replace Safety Signs
3.2 Hitch
3.3 Main Frame
3.4 Wings?7, 9, and 11-Standard Machines
3.5 Wing-Fold
3.6 Multiple Location Decals
4 Safety Features
4.1 Safety Features?Machines With SAE Connector
5 Preparing Tractor
5.1 Use Tractor Operator’s Manual
5.2 Determine Tractor Requirements
5.3 Drawbar Requirements
5.4 Secure Three-Point Hitch
5.5 Power Take-Off
5.6 Position Drawbar
5.7 Prepare Hydraulic System?John Deere R/RT Series Tractors
5.8 Use a Safety Chain
6 Preparing Machine
6.1 Drawbar Requirements
6.2 Check and Lubricate Machine
6.3 Preparing Machine Checklist
6.4 Before Entering Field Guidelines
6.5 Field Operating Guidelines
6.6 Check Tire Pressure?All Tillage Machines
6.7 Check Wheel Hardware?All Tillage Machines
6.8 Tighten Hardware
6.9 Adjust Front-to-Rear Leveling
6.10 Adjusting Rear Folding Gang Alignment?7-Standard (If Equipped)
6.11 Level Wings?7-Standard Folding Machines
6.12 Level Wings?9 and 11-Standard Machines
6.13 Adjust Scrapers
6.14 Toolbox
7 Attaching and Detaching
7.1 Use Your Tractor and Tillage Equipment Operator’s Manuals
7.2 Before Attaching Machine to Tractor
7.3 Attach Machine to Tractor
7.4 Make Proper Hose Connections
7.5 Attach Electrical Connectors
7.6 Attach Safety Chain to Tractor
7.7 Using Warning Lights and SMV Emblem
7.8 Engaging Hydraulic Cylinder Transport Lockup Valve
7.9 Positioning Jack for Transport
7.10 Checking Rear Gang Fold Operation?7-Standard (If Equipped)
7.11 Checking Wing Fold Operation?7, 9, and 11-Standard
7.12 Checking Depth Control Operation
7.13 Detaching from Tractor
8 Transporting
8.1 Use Safety Lights and Devices
8.2 Observe Maximum Transport Speed
8.3 Use a Safety Chain
8.4 Attach Safety Chain to Tractor
8.5 Tow Loads Safely
8.6 Avoid Overhead Power Lines
8.7 Prepare for Transport
8.8 Transport Lockup Valve
8.9 Position Drawbar
8.10 Positioning Jack for Transport
8.11 Transport with Rolling Baskets
9 Operating Machine
9.1 General Guidelines for Use
9.2 Before Entering Field Guidelines
9.3 Field Operating Guidelines
9.4 Tighten Hardware
9.5 Use Operator’s Manual Holder
9.6 Operating Speed
9.7 Standards
9.8 Adjust Cushion-Trip Standard
9.9 Adjust Front-to-Rear Leveling
9.10 Adjust Rear Gangs?5-Standard
9.11 Adjust Rear Gangs?7-Standard Rigid and Narrow Transport
9.12 Adjust Rear Gangs?7-Standard Folding
9.13 Adjust Rear Gangs?9-Standard
9.14 Adjust Rear Gangs?11-Standard
9.15 Proper Overlap
9.16 Adjust Single Point Depth Control
9.17 Prepare to Operate in Field
9.18 Level Wings?7-Standard Folding Machines
9.19 Rephase Wing Depth Cylinders?9 and 11-Standard
9.20 Level Wings?9 and 11-Standard Machines
9.21 Adjust Wing Stabilizer Wheels?9 and 11-Standard
9.22 Understand Active Hydraulic Rolling Basket Down-Pressure System
9.23 Adjust Rolling Basket Down-Pressure?Tractors with Electro/Hydraulic Closed Center Systems
9.24 Adjust Rolling Basket Down-Pressure?Tractors with Open Center Hydraulic Systems
9.25 Symptoms of Soil Compaction
9.26 Detect Compaction with John Deere Soil Probe
9.27 Soil Compaction Questions and Answers
10 Attachments
10.1 Adjustment Wrench
10.2 Install Shank Wear Shin
10.3 Install Finishing Blade
10.4 Install Finishing Blade Scraper
10.5 Install Knock Out Scraper
10.6 Install C-Spring Knock Out Scraper
10.7 Install Convex Scraper
11 Lubrication and Maintenance
11.1 Use Safe Service Procedures
11.2 Prevent Hydraulic System Contamination
11.3 Multipurpose Extreme Pressure (EP) Grease
11.4 Alternative and Synthetic Lubricants
11.5 Lubricant Storage
11.6 Perform Seasonal Lubrication
11.7 Lubrication Symbols
11.8 Lubrication Intervals
11.9 Lubricate Turnbuckle
11.10 Lubricate Cushion-Trip Standards
11.11 Lubricate Wheel Bearings
11.12 Lubricate Stabilizer Wheels?9 and 11-Standard Machines
12 Troubleshooting
12.1 Troubleshooting
12.2 Preparing Machine Checklist
12.3 Troubleshooting Charts
12.4 Disk Blade and/or Disk Component Failure
13 Service
13.1 Practice Safe Maintenance
13.2 Use Safe Service Procedures
13.3 Work in Clean Area
13.4 Service Machines Safely
13.5 Support Machine Properly
13.6 Avoid High-Pressure Fluids
13.7 Replace Hydraulic Hoses
13.8 Tighten Hardware
13.9 Sharpen Sweeps and Disks
13.10 Metric Bolt and Screw Torque Values
13.11 Unified Inch Bolt and Screw Torque Values
13.12 Face Seal Fittings Assembly and Installation?All Pressure Applications
13.13 Metric Face Seal and O-Ring Stud End Fitting Torque Chart?Standard Pressures
13.14 SAE Face Seal and O-Ring Stud End Fitting Torque Chart?Standard Pressures
13.15 Service Tires Safely
13.16 Check Tire Pressure?All Tillage Machines
13.17 Discard Tires Properly
13.18 Check Wheel Bolts and Bearings
13.19 Repair Tire
13.20 Wheel Arm Bearing Inspection
13.21 Wheel Arm Bearing Replacement
13.22 Replace Wing Module Bearings
13.23 Discard Waste Oil Properly
13.24 Prevent Hydraulic System Contamination
13.25 Checking Depth Control Cylinders for Internal Leakage?5 and 7-Standard
13.26 Checking Depth Control Cylinders for Internal Leakage?9 and 11-Standard
13.27 Analyzing Test Results?For Depth Control Internal Leakage Check
13.28 Remove Hydraulic Cylinders
13.29 Bleed Hydraulic Cylinders
13.30 Cleanliness
13.31 Replace Ripper Point
13.32 Attach Cast LaserRip Ripper Points
13.33 Replace Shank Wear Shin (If Equipped)
13.34 Replace Shank?Cushion-Trip Standard
13.35 Tighten Cushion-Trip Standard U-Bolts
13.36 Tighten Wheel Arm Module Hardware
13.37 Replace Scrapers
13.38 Adjust Convex Scraper?Optional
13.39 Service Gangs
13.40 Gang Component Diagram
13.41 Assemble Gang Bolt Tensioner
13.42 Disassemble Gangs
13.43 Assemble Gangs
13.44 5-Standard?Right-Hand Disk Gangs Illustrated
13.45 7-Standard Rigid and Narrow Transport?Right-Hand Disk Gangs Illustrated
13.46 7-Standard Folding?Right-Hand Disk Gangs Illustrated
13.47 9-Standard?Right-Hand Disk Gangs Illustrated
13.48 11-Standard?Right-Hand Disk Gangs Illustrated
13.49 Attach Gang to C-Spring Standards
13.50 Scraper Tube Position
13.51 Tighten Scraper Tube U-Bolt Nuts
13.52 Tighten C-Springs Standards
13.53 Identify Disk Blades Eligible for Warranty
13.54 Identify Disk Blades Not Eligible for Warranty
14 Storage
14.1 Removing Machine from Storage
14.2 Placing Machine In Storage
15 Specifications
15.1 Tractor Power Recommendations
15.2 Downward Force on Tractor Drawbar
15.3 Hitch Specifications
15.4 Machine Specifications?5 and 7-Standard
15.5 Machine Specifications?9 and 11-Standard
15.6 Hydraulic Requirements
15.7 Record Product Identification Number (P.I.N.)
15.8 Keep Proof of Ownership
15.9 Keep Machines Secure
15.10 Interpreting the Serial Number of Your Machine – 17-Digit PIN
15.11 Year of Production Table (Digit 5)
16 John Deere Service Keeps You On The Job
16.1 John Deere Parts
16.2 The Right Tools
16.3 Well-Trained Technicians
16.4 Prompt Service