John Deere 750 Series 20 Ft Grain Drill Operator’s Manual

Download Operator’s Manual For John Deere 750 Series 20 Ft Grain Drill.

PART No. OMN200420 Issue K4

This manual contains information concerning the adjustment and maintenance of the John Deere 750 Series 20 Ft Grain Drill. Please have all operators read this manual carefully and keep it available for ready reference. With this in-depth & highly detailed manual you will be able to operate on your vehicle with the absolute best resources available, which will not only save you money in repair bills but will also help you to look after your business.

Models Covered:

John Deere 750 Series 20 Ft Grain Drill

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Manual Contents:

Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . 05-1
Identification . . . . . . . . . . . . . . . . . . . . . . 10-1
Preparing the Tractor
Safety Chain . . . . . . . . . . . . . . . . . . . . . . . 15-2
Lever Lock Clip . . . . . . . . . . . . . . . . . . . . . 15-4
Preparing the Machine
Checking Tire Air Pressure . . . . . . . . . . . . . 20-1
Installing Tractor Front End Weights . . . . . . . 20-2
Lubricate Drill . . . . . . . . . . . . . . . . . . . . . . 20-2
Attaching and Detaching
Attaching Drill to Tractor . . . . . . . . . . . . . . . 25-1
Attaching Machine to Tractor
With Quick-Coupler (Two-Point Hitch
Only) . . . . . . . . . . . . . . . . . . . . . . . . . 25-7
Without Quick-Coupler (Two-Point Hitch
Only) . . . . . . . . . . . . . . . . . . . . . . . . . 25-8
Detaching Drill from Tractor . . . . . . . . . . . . 25-10
Transporting Drill
Empty Drill . . . . . . . . . . . . . . . . . . . . . . . . 30-1
Drill Transport Weights . . . . . . . . . . . . . . . . 30-1
Transporting Drill . . . . . . . . . . . . . . . . . . . . 30-1
Operating the Machine
Guidelines for Use . . . . . . . . . . . . . . . . . . . 35-1
Adjusting Opener Depth . . . . . . . . . . . . . . . 35-2
Adjusting Active Down-Pressure-Closed
Center Hydraulics . . . . . . . . . . . . . . . . . . 35-3
Locking SCV Lever . . . . . . . . . . . . . . . . . . 35-4
Adjusting Opener Down-Pressure-Open
Center Hydraulics . . . . . . . . . . . . . . . . . . 35-6
Adjusting Spring Pressure-Press Wheels . . . . 35-7
Adjusting Seed Boots . . . . . . . . . . . . . . . . . 35-8
Installing Boot Spring . . . . . . . . . . . . . . . . . 35-8
Lateral Adjustment of Closing Wheel . . . . . . . 35-9
Spill Shield . . . . . . . . . . . . . . . . . . . . . . . . 35-9
Cleaning/Setting Fluted Feed Cups . . . . . . . 35-10
Checking Grain Feeds . . . . . . . . . . . . . . . 35-10
Setting Grain Shifter . . . . . . . . . . . . . . . . . 35-11
Half-Speed Drive-Seed Rates . . . . . . . . . . . 35-11
Using Mixtures . . . . . . . . . . . . . . . . . . . . 35-12
Grain Seeding Charts . . . . . . . . . . . . . . . . 35-12
Half-Speed Drive Attachment-Fluted Feed . . . 35-13
Seeding Chart for Fluted Feed Drills . . . . . . 35-13
Density Meter w/Grain and Grass Seed
Charts . . . . . . . . . . . . . . . . . . . . . . . . . 35-15
Standard Densities . . . . . . . . . . . . . . . . . . 35-16
Pounds of Seed Per Acre Chart . . . . . . . . . 35-17
Checking Quantities Drilled . . . . . . . . . . . . 35-19
Quantities Drilled-Method 1 . . . . . . . . . . . . 35-20
Quantities Drilled-Method 2 . . . . . . . . . . . . 35-21
Grass Seeding Feeds . . . . . . . . . . . . . . . . 35-22
Setting Feed Shifter-Drills w/Grass Seed
Attachment . . . . . . . . . . . . . . . . . . . . . 35-22
Mixtures with Grass Seed Attachment . . . . . 35-23
Grain Seeding Chart . . . . . . . . . . . . . . . . . 35-23
Fertilizer Feed Shaft Seed . . . . . . . . . . . . . 35-25
Fertilizer Drive Settings . . . . . . . . . . . . . . . 35-25
Density Meter and Fertilizer Charts . . . . . . . 35-26
Fertilizer Charts . . . . . . . . . . . . . . . . . . . . 35-27
Changing Partition-Fertilizer Box . . . . . . . . . 35-27
Changing to Grain Only Partition Position . . . 35-28
Changing to 40% Grain and 60%
Fertilizer . . . . . . . . . . . . . . . . . . . . . . . 35-32
Cleaning Fertilizer Box . . . . . . . . . . . . . . . 35-32
Attachments
Grass Seed Attachment . . . . . . . . . . . . . . . 40-1
Single Point Hydraulic Down-Pressure
System . . . . . . . . . . . . . . . . . . . . . . . . . 40-1
Front Rank Lock-Ups . . . . . . . . . . . . . . . . . 40-2
Grass Seed Feed Stop . . . . . . . . . . . . . . . . 40-5
Fertilizer Feed Stop . . . . . . . . . . . . . . . . . . 40-5
Grain Feed Stop-Fluted Feeds . . . . . . . . . . . 40-5
Grain Agitator . . . . . . . . . . . . . . . . . . . . . . 40-6
Attaching Safety Chain-Caster Hitch . . . . . . . 40-6
Attaching Half-Speed Drive . . . . . . . . . . . . . 40-6
Installing 750 No-Till Drill Monitor Kit . . . . . . . 40-9
Installing Monitor SensoR . . . . . . . . . . . . . 40-10
Installing Wiring Harness . . . . . . . . . . . . . . 40-12
Preparing Computer Trak 150 Monitor . . . . . 40-14
Turning Console On . . . . . . . . . . . . . . . . . 40-14
Distance Calibration . . . . . . . . . . . . . . . . . 40-15
Implement Width . . . . . . . . . . . . . . . . . . . 40-16
Number of Rows . . . . . . . . . . . . . . . . . . . 40-16
Row Spacing . . . . . . . . . . . . . . . . . . . . . . 40-17
Alternate Opener Pattern . . . . . . . . . . . . . . 40-17
Installing Grass Seed Attachment . . . . . . . . 40-19
Lubrication and Maintenance
Grease . . . . . . . . . . . . . . . . . . . . . . . . . . . 45-1
Alternative and Synthetic Lubricants . . . . . . . 45-1
Lubrication Symbol . . . . . . . . . . . . . . . . . . . 45-2
Lock-Up Openers . . . . . . . . . . . . . . . . . . . . 45-2
Support Wheel Hub . . . . . . . . . . . . . . . . . . 45-3
Caster Wheel Hubs . . . . . . . . . . . . . . . . . . 45-3
Caster Wheel Pivot . . . . . . . . . . . . . . . . . . 45-3
Rockshaft Bearings . . . . . . . . . . . . . . . . . . 45-4
Opener Disk Hubs . . . . . . . . . . . . . . . . . . . 45-4
Fertilizer Feed Shaft Bearings . . . . . . . . . . . 45-4
Grass Seed Drive Shaft . . . . . . . . . . . . . . . 45-4
Fertilizer Gear Case Oil Check . . . . . . . . . . . 45-5
Troubleshooting . . . . . . . . . . . . . . . . . . . . 50-1
Service
Metric Series Torque Chart . . . . . . . . . . . . . 55-2
Inch Series Torque Chart . . . . . . . . . . . . . . 55-3
Preventing Contamination . . . . . . . . . . . . . . 55-4
Removing and Repairing Cylinders . . . . . . . . 55-4
Bleeding Trapped Air From Cylinders . . . . . . 55-5
Lock-Up Openers . . . . . . . . . . . . . . . . . . . . 55-6
Reset Fluted Feed Cups . . . . . . . . . . . . . . . 55-6
Replacing Fertilizer Feed Wheels . . . . . . . . . 55-7
Installing Gauge Wheels . . . . . . . . . . . . . . . 55-8
Opener Disk Bearing Replacement . . . . . . . . 55-9
Opener Disk Replacement . . . . . . . . . . . . . 55-11
Gauge Wheel Bearing and Tire
Replacement . . . . . . . . . . . . . . . . . . . . 55-12
Press Wheel Bearing Replacement . . . . . . . 55-13
Closing Wheel Bearing Replacement . . . . . . 55-14
Replacing Opener Arm, Pivot Pin,
Bushing . . . . . . . . . . . . . . . . . . . . . . . . 55-15
Boot Replacement . . . . . . . . . . . . . . . . . . 55-16
Boot Strap Replacement . . . . . . . . . . . . . . 55-18
Hydraulic Diagram-Active Down-Pressure . . . 55-19
Single Point Hydraulic Diagram . . . . . . . . . 55-21
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . 60-1
Specifications
Tractor Recommendations . . . . . . . . . . . . . . 65-1
Machine Dimensions . . . . . . . . . . . . . . . . . . 65-1
Transport Weights . . . . . . . . . . . . . . . . . . . 65-2
General Information . . . . . . . . . . . . . . . . . . 65-2
Serial Number . . . . . . . . . . . . . . . . . . . . . . 65-3
Crime Prevention Tips . . . . . . . . . . . . . . . 70-1
John Deere Service Literature Available . . . 75-1
Index

Total Pages: 139

This manual can be used by anyone from a first time owner/amateur to a professional technician. Even the most novice mechanic can also easily follow the step-by-step guides which are made simple by the illustrations and drawings. Keep this manual handy and use it often. Performing routine, preventive maintenance will save you time & money by helping to prevent premature failure and unnecessary repairs.

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