Great Plains 2525A Operator Manual - Manual (Page 4)

iv 2025A/2525A Table of Contents Index Great Plains Manufacturing, Inc.
118-999M Table of Contents Index 2013-06-04
Sprocket Indexing (Stagger) ................................ 52
Seed Firmer Adjustments ........................................ 52
Keeton Seed Firmer Adjustment .......................... 52
Seed-Lok
®
Seed Firmer Lock-Up ........................ 53
Seed-Lok® Seed Firmer Lock-Up (old style) ....... 53
Press Wheel Adjustment.......................................... 54
Press Wheel Down Pressure ............................... 54
Press Wheel Stagger ........................................... 54
Press Wheel Centering ........................................ 55
Troubleshooting......................................................... 56
Planting Rate Problems ............................................... 56
Suggested Furrow Check:.................................... 56
Seed Pool Troubleshooting.......................................... 57
Population Troubleshooting Charts.............................. 58
Maintenance and Lubrication ................................... 65
Maintenance ................................................................ 65
Material Clean-Out ...................................................... 66
Seed Box Clean-Out ................................................ 66
Meter Clean-Out ...................................................... 66
Funnel Conversion ............................................... 66
Alternate Meter Clean-Out ................................... 67
Meter Brush Maintenance............................................ 68
Meter Brush Replacement ....................................... 69
Tufted Brush Replacement .................................. 69
Strip Brush Replacement ..................................... 69
Seed Disk Maintenance ........................................... 70
Cleaning and Storing Seed Disks ........................ 70
Seed Tube Maintenance.............................................. 71
Sliding Seed Tube Replacement ............................. 71
Boot and Grommet Maintenance ............................. 71
Chain Maintenance ...................................................... 72
Chain Slack .............................................................. 72
Chain Clips............................................................... 72
Meter Drive Chain .................................................... 72
Spreaders and Scrapers .............................................. 73
Row-Unit Side Wheels ................................................. 73
Seed Flap Replacement ............................................ 74
Marker Maintenance .................................................... 75
Marker Shear Bolt .................................................... 75
Marker Grease Seal Cap ......................................... 75
Bleeding Marker Hydraulics ..................................... 76
Lubrication ................................................................... 77
Seed Lubricants ........................................................... 80
Options ....................................................................... 81
Seed Monitor................................................................ 81
Speed Sensors ........................................................ 81
Radar Y-Cables ....................................................... 81
Hitch Setback Kit.......................................................... 82
Weight Bracket Kit ....................................................... 82
Markers ........................................................................ 82
Seed Lubricant............................................................. 83
Seed Tube Plug ........................................................... 83
Lock-Up Pin ..................................................................83
Unit-Mounted Row Options ..........................................84
Row Cleaners ...........................................................84
Unit-Mounted Disk Coulters......................................84
Coulter Blades ......................................................84
Gauge Wheel Scrapers ............................................85
Inside Disk Scrapers.................................................85
Seed Meter Disks .....................................................86
Clean-Out Container.................................................86
Seed Firmers ............................................................87
Seed-Lok® Seed Firmer .......................................87
Keeton Seed Firmer..............................................87
Row Unit Press Wheels ............................................87
Appendix A - Reference Information ........................88
Specifications and Capacities.......................................88
2025A Specifications and Capacities .......................88
Tire Inflation Chart ........................................................88
2525A Specifications and Capacities .......................89
Torque Values Chart ....................................................90
Hydraulic Diagrams ......................................................91
Fan Hydraulics (standard) ........................................91
Marker Hydraulics.....................................................92
Dual Sequenced Markers (Option) .......................92
Independent Markers (Option) ..............................93
Chain Routing...............................................................94
25AP Final Meter Drive.............................................94
Ground Drive Chains ................................................95
Appendix B - Initial and Option Setup ......................96
Pre-Delivery Items ........................................................96
Install Press Wheels .................................................96
Initial Setup...................................................................97
Seed Monitor Console Installation (Option) ..............97
Speed Sensor Setup (Option)...................................97
Magnetic Sensor Gap ...........................................97
Initial Marker Setup...................................................98
Marker Speed Adjustment ....................................98
Sequenced Dual Marker Speed Adjustment.........98
Independent Marker Speed Adjustment ...............98
Marker Chain Adjustment .....................................99
Marker Lifting Slack ..............................................99
Folding Slack ........................................................99
Marker Transport Carrier ..........................................99
Marker Extension ................................................100
Marker Extension Adjustment .............................100
Marker Extension Values ....................................101
Reading a Marker Extension Diagram ................101
Model 2025A Marker Extension..........................101
Model 2525A Marker Extension..........................102
Option Installation ...................................................104
122-278S Scraper Installation ............................104
Warranty .....................................................................105
Index ..........................................................................107