Description
This Used John Deere 316, 318 and 420 Lawn and Garden Tractors (Serial No. 010001- ) Operator’s Manual is your complete, easy-reference guide for operating and servicing the 680 Series Drawn Chisel Plow. This John Deere 680 Chisel Plow Manual equips you with clear step-by-step instructions, safety guidelines, maintenance schedules, and storage tips—perfect for both seasoned pros and DIY operators.
This manual dives deep into setup procedures, hydraulic hookup, hitch adjustments, and depth control techniques—critical for achieving optimal soil penetration and uniform tillage. A prevalent concern users face is hydraulic line integrity; this manual provides guidance on inspecting seal points and connections to prevent leaks and maintain efficient responsiveness.
The guide also includes detailed sections on seasonal preparation: how to clean, lubricate, and store your plow during the off-season to prevent rust, hydraulic contamination, and wear. Illustrated diagrams detail field adjustments, including shank spacing and proper blade alignment—helpful when restoring or maintaining precision tillage performance.
Whether you’re prepping the plow for spring planting, troubleshooting hydraulic pressure inconsistencies, or simply looking to ensure safe, efficient operation, the John Deere 680 Chisel Plow Manual delivers expert guidance in a user-friendly format.
(Issue H9) Copyright 1989.
Table of Contents
Safety
Controls
Operating the Engine
Starting The Engine
Warming Engine
Engine Idling
Stopping The Engine
Driving the Tractor
Driving the Tractor
Using 2-Speed Axle Shift Lever – 420 Tractors Only
Operating Differential Lock – 420 Tractors
Using Turn Brake Pedals – 318 and 420 Tractors
Using Reserve Fuel System – 318 and 420 Tractors
Stopping Tractor
Emergency Stopping
Operating the Lights
Oil Pressure Indicator
Battery Discharge Indicator
Connecting Front Attachment Hydraulic Hoses
Using Rear Weights
Rear Wheel Weights—Cast Iron
Rear Wheel Weights—Plastic Shell
Rear Weights for 3-Point Hitch
Rear Weights for Tractor Without 3-Point Hitch
Using Front Weights
Liquid Weight
Maximum Weights
Adjusting Rear Wheel Spacing
Transporting
Fuels and Lubricants
Troubleshooting
Engine
Tractor
Electrical System
Brakes
Steering
Service
Hour Meter
Removing and Installing Engine Shields
Service Intervals
Engine Break-In
Checking
Engine Oil Level
Transmission Oil Level
Air Cleaner Elements
Air Intake Screens
Safety Interlock System Checkout Procedure
Changing Engine Oil
Checking Tire Pressure
Checking PTO Drive Belts
Checking Gear Case Oil Level for Tractor with 2000 RPM Rear PTO
Lubricating
Front Wheel Spindles
Brake Pedal Shaft
Power Steering Cylinder Ball Joint
Drive Shaft
Clean Engine Cooling Fins
Changing Engine Oil Filter
Cleaning And Gapping Spark Plugs
Changing Transmission Oil and Filter
Changing Air Cleaner Element
Checking Battery Electrolyte Level
Changing Fuel Filter
Adjusting Seat
Lubricating Ball Joints on Tractors With 3-Point Hitch
Replacing
Headlight Bulbs
Taillight Bulb
Indicator Light Bulb
Lighting Circuit Fuse
Storage
Assembly
Specifications
