Table of Content:
1 Introduction
1.1 Foreword
1.2 Identification View
1.3 A Message to Our Customers
1.4 Preliminary Checks
1.5 Regions and Country Versions
1.6 Machine Overview
2 Safety
2.1 Understand Signal Words
2.2 Follow Safety Instructions
2.3 Prepare for Emergencies
2.4 Wear Protective Clothing
2.5 Practice Safe Maintenance
2.6 Park Machine Safely
2.7 Remove Paint Before Welding or Heating
2.8 Avoid Heating Near Pressurized Fluid Lines
2.9 Avoid High-Pressure Fluids
2.10 Keep Riders Off Machine
2.11 Use Safety Lights and Devices
2.12 Use Seat Belt Properly
2.13 Tow Loads Safely
2.14 Observe Maximum Transport Speed
2.15 Decommissioning ? Proper Recycling and Disposal of Fluids and Components
3 Safety Signs
3.1 Read Safety Signs Carefully
3.2 Depth Gauge Wheel Adjustment
4 Preparing the Tractor
4.1 Adjusting the Tractor for the Cultivator
4.2 Large Tractors?Combined Load/Depth Control
4.3 Large Tractors?Using Combined Load/Depth Control
4.4 Setting Hitch Selector and Speed Lever for Small-Chassis Tractors
4.5 Setting the Hitch
4.6 Determining Front Ballast
5 Preparing the Machine
5.1 Importance of Proper Adjustment
5.2 Adjustment
5.3 Adjusting Hitch Pins
6 Operating the Machine
6.1 Recommendations for Proper Operation
6.2 Attaching Cultivator Shanks
6.3 Cultivator Safety System
6.4 Cultivator Shank Position
6.5 Setting Sweep Angle
6.6 Adjusting Shanks by Row
6.7 Adjusting All Sweeps on Cultivator Shanks
6.8 Cultivator Ground Clearance
7 Attaching and Detaching
7.1 Setting Hitch Selector Lever
7.2 Using External Raise/Lower Switch
7.3 Attaching the Cultivator to Tractor Without Quick Coupler
7.4 Attaching the Cultivator to Tractor with Quick Coupler
7.5 Hitch Control Levers
7.6 Leveling Cultivator Frame
7.7 Detaching Cultivator from Tractor
8 Transporting
8.1 Use a Safety Chain
8.2 Use Safety Lights and Devices
8.3 Tow Loads Safely
8.4 Observe Maximum Transport Speed
8.5 Safe Transport Procedures
9 Attachments
9.1 Cultivator Shank Sweeps
9.2 Cultivator Tips
10 Assembly
10.1 Assembly
10.2 Row Spacing Tables and Diagrams
10.3 Arrangement for 711 mm (28 in.) Row Width
10.4 Arrangement for 762 mm (30 in.) Row Width
10.5 Arrangement for 914 mm (36 in.) Row Width
10.6 Arrangement for 965 mm (38 in.) Row Width
10.7 Arrangement for 1016 mm (40 in.) Row Width
11 Troubleshooting
11.1 Troubleshooting
12 Lubrication and Maintenance
12.1 Grease
12.2 Alternative Lubricants
12.3 Lubricant Storage
12.4 Waste Oil
12.5 Lubrication Symbols
13 Service
13.1 Unified Inch Bolt and Screw Torque Values
13.2 Metric Bolt and Screw Torque Values
13.3 Sweeps, Tips, and Shovels
14 Storage
14.1 Store Attachments Safely
14.2 Preparing the Cultivator for Storage
14.3 Returning the Cultivator to Service
15 Specifications
15.1 812 Cultivator
15.2 Cultivator Weight (Approx.)*
15.3 John Deere Tractors Recommended for Model 812 Cultivators
15.4 Recommended Tractors
15.5 Product Identification Number
16 John Deere Service Keeps You On Job
16.1 John Deere Is At Your Service
16.2 John Deere Parts
16.3 The Right Tools
16.4 Well-Trained Technicians
16.5 Prompt Service
