Description
John Deere 425 Offset Disk Harrow Operator’s Manual (OMW21469)
John Deere 425 Offset Disk Harrow INDEX
SAF
PREPARING THE TRACTOR
Tractor Size
Tire Pressure
Ballast
Wheel Tread
R0CkShaft Control Lever
Hydraulics
Brakes
Drawbar
PREPARING THE DISK
Lubrication
Hardware
Tire InflatioN
Hydraulics
Drawbar
initial Settings
ATTACHING THE DISK
Positioning Drawbar
Attaching Disk to Tractor
CONTROLS
Remote Cylinder Control Lever
Remote Cylinder Operating Speed
TRANSPORTING
Leveling Disk for Transport
Setting Transport Link
Brakes
Disk Width
Remote Cylinder
Tire Inflation
Angling Hitch for Transport
Drawbar
OF ERATION
Before Operating the Disk
Removing the Disk from Transport
Sequence of Field Adjustments
Leveling the Disk
Adjusting the
Correcting Side Draft
Correcting Uneven Gang Penetration..
OPERATION—Continued
Adjusting Disking Depth
Adjusting Scrapers
Filling Furrows
Lateral Gang Adjustment
Detaching Disk from Tractor.
STORAGE…
LUBRICATION.
SERVICE…
General.
Bolt Torque
Disk Gang
Gang
Tire
Disk Blade Failures
THROUBLE SHOOTING
ATTACHMENTS..
Furrow Filler
Furrow Filler Disk Scraper..
Gang Wrenches
Hydraulic Hitch
Disk Blades…
Scrapers and Bearings
Wheels and
SMV Emblem
Accessory LightS and Devices
Main Frame
Attaching Axle..
Attaching Wheels and Lift Bar
Hitch
Assembling Gang
Installing Risers
Attaching Disk Gangs to Frame
Attaching Scrapers
SPECIFICATIONS
SERIAL NUMBER.
