YP4025A-48TR20
iv
2019-03-19
411-198M
Height Switch Adjustment................................................70
Marker Adjustments.........................................................71
Marker Disk Adjustment ...........................................71
Fan and Adjustment ........................................................72
Furrow Check: ..........................................................73
Fine-Tuning .............................................................74
Seed Delivery Fan Adjustments ...............................74
Liquid Fertilizer Adjustments ...........................................75
Liquid Fertilizer Strainer ...........................................76
Fertilizer Relief Valve ...............................................76
Fertilizer Nozzle Adjustments...................................77
25 Series Row Unit Adjustments .....................................78
Row Unit Down Pressure .........................................79
Adjusting Down-Force ..............................................79
Unit-Mount Coulter Adjustments ..............................81
Coulter Depth Adjustment ........................................81
Coulter Row Alignment.............................................82
Row-Unit Opener Disc Adjustments.........................83
Setting Planting Depth..............................................83
Opener Disc Contact Region....................................83
Adjusting Disc Contact .............................................83
Side Gauge Wheel Adjustment ................................84
Adjusting Gauge Wheel Scrapers ............................85
Seed Meter Setup and Adjustment ..........................86
Meter Rain Cover .....................................................86
Seed Inlet Shutter Adjustment..................................86
Optimal Seed Pool Slopes .......................................87
Meter Re-Fill.............................................................87
Air-Pro
®
Meter Disk Installation................................88
Removing a Seed Disk.............................................89
Sprocket Indexing (Stagger).....................................89
Row Unit Shut-Off ....................................................90
Seed Firmer Adjustments.........................................92
Keeton
Seed Firmer Adjustment ............................92
Seed Firmer Lock-Up.............................92
Press Wheel Adjustment ..........................................93
Press Wheel Down Pressure ...................................93
Press Wheel Stagger ...............................................93
Press Wheel Centering ............................................94
Troubleshooting ...................................................................95
Planting Rate Problems...................................................95
Suggested Furrow Check:........................................95
Seed Pool Troubleshooting .............................................96
Seed Pool Recovery.................................................97
Population Troubleshooting Charts .................................98
Maintenance and Lubrication ............................................106
Maintenance ..................................................................106
Material Clean-Out ........................................................107
Air Box Material Clean-Out.....................................107
Air System Clean-Out ............................................107
Meter Clean-Out.....................................................108
Funnel Conversion .................................................108
Alternate Meter Clean-Out .....................................109
Seed Tube Clean-Out ............................................109
Air Box Residue Clean-Out ...........................................110
Meter Brush Maintenance .............................................111
Meter Brush Replacement .....................................112
Seed Disk Maintenance .........................................113
Cleaning and Storing Seed Disks ..........................113
Hydraulic Maintenance..................................................114
Hydraulic Drive Maintenance .................................114
Bleeding Hydraulics.......................................................115
Marker Maintenance......................................................117
Wing Leveling................................................................118
Chain Maintenance .......................................................121
Meter Drive Chain ..................................................121
Spreaders and Scrapers ...............................................122
Row-Unit Side Wheels ..................................................122
Seed Flap Replacement................................................123
Hopper Strap Maintenance (Option) .............................123
Fertilizer System Maintenance ......................................124
Liquid Fertilizer Strainer .........................................124
Lubrication.....................................................................125
Seed Lubricants ............................................................135
Options ................................................................................136
Appendix A - Reference Information ................................150
Specifications and Capacities .......................................150
YP4025A-48TR20 ..................................................150
Torque Values Chart .....................................................151
Tire Information .............................................................151
Hydraulic Diagrams .......................................................152
Chain Routing................................................................159
Seed Hose Routing .......................................................162
Appendix B - Initial Setup ..................................................164
Pre-Delivery Items.........................................................164
Initial Setup....................................................................165
Marker Extension ...................................................167
Hopper Level Sensor Installation ...........................168
Radar Calibration ...................................................168
Appendix C - Option Installation.......................................169
122-278S Scraper Installation .......................................169
402-520A Low Speed Kit Installation ............................170
Appendix R - Row-Pro™ ....................................................171
Row-Pro™ Troubleshooting ..........................................178