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GREAT PLAINS 1205NT Operator's Manual

End-wheel, no-till drill
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Operator's Manual
Read the operator manual entirely. When you see this symbol, the
subsequent instructions and warnings are serious - follow without
exception. Your life and the lives of others depend on it!
Illustrations may show optional equipment not supplied with standard unit or
may depict similar models where a topic is identical.
ORIGINAL INSTRUCTIONS
© Copyright 2019
Table of Contents
Index
1205NT End-Wheel, No-Till Dril
Manufacturing, Inc.
www.greatplainsmfg.com
Printed 3/7/19
Index
l
EN
150-131M

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  • Page 1 Table of Contents Index Operator’s Manual 1205NT End-Wheel, No-Till Dril Manufacturing, Inc. www.greatplainsmfg.com Read the operator manual entirely. When you see this symbol, the subsequent instructions and warnings are serious - follow without exception. Your life and the lives of others depend on it! Illustrations may show optional equipment not supplied with standard unit or may depict similar models where a topic is identical.
  • Page 2 Table of Contents Index Table of Contents Index...

  • Page 3: Table Of Contents

    Great Plains Manufacturing, Inc. assumes no responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained herein. Great Plains Manufacturing, Inc. reserves the right to revise and improve its products as it sees fit.
  • Page 4 1205NT Cover Index Harrow Tine Angle............40 Harrow Frame and Tine Adjustment ......40 Harrow Chain ............40 Troubleshooting ..............41 Maintenance and Lubrication ..........43 General Maintenance ............43 Folding Marker Breakaway........44 Storage ................44 Lubrication ................45 Options ..................49 Seed Box Agitator ............49 Harrow Attachment...........49 Folding Marker ............50 Seed-Lok®...

  • Page 5: Important Safety Information

    1205NT Table of Contents Index Important Safety Information Look for Safety Symbol The SAFETY ALERT SYMBOL indicates there is a potential hazard to personal safety involved and extra safety precaution must be taken. When you see this symbol, be alert and carefully read the message that follows it.

  • Page 6: Important Safety Information

    1205NT Table of Contents Index Important Safety Information Wear Protective Equipment Great Plains advises all users of chemical pesticides or herbicides to use the following personal safety equipment. Waterproof, wide-brimmed hat Waterproof apron. Face shield, goggles or full face respirator.

  • Page 7: Important Safety Information

    1205NT Table of Contents Index Important Safety Information Use A Safety Chain Use a safety chain t1o help control drawn machinery should it separate from tractor draw-bar. Use a chain with a strength rating equal to or greater than the gross weight of towed machinery.

  • Page 8: Important Safety Information

    1205NT Table of Contents Index Important Safety Information Handle Chemicals Properly Agricultural chemicals can be dangerous. Improper use can seriously injure persons, animals, plants, soil and property. Read and follow chemical supplier instructions. Wear protective clothing. Handle all chemicals with care.

  • Page 9: Important Safety Information

    1205NT Table of Contents Index Important Safety Information Tire Safety Tire changing can be dangerous. Employ trained personnel using correct tools and equipment. When inflating tires, use a clip-on chuck and extension hose long enough for you to stand to one side–not in front of or over tire assembly.

  • Page 10: Safety Decals

    Keep lights in operating condition. Keep all safety decals clean and legible. Replace all damaged or missing decals. Order new decals from your Great Plains dealer. Refer to this section for proper decal placement. When ordering new parts or components, also request corresponding safety decals.
  • Page 11 1205NT Table of Contents Index Important Safety Information Reflectors: Amber 14008 838-265C Located on left & right ends; 4 total Warning: Excessive Speed Hazard 818-337C On top of hitch tube; 14002 2 total Falling Hazard 818-398C 14003 On top of hitch tube;...

  • Page 12: Table Of Contents Index Important Safety Information

    1205NT Table of Contents Index Important Safety Information Warning: High Pressure Hazard 818-437C 14002 On top of hitch tube; 1 total Caution: Moving Chain Hazard 818-518C CAUTION MOVING CHAIN HAZARD To prevent serious injury from moving chain: DO NOT operate with enclosure missing 818-518C REV.

  • Page 13: Table Of Contents Index Important Safety Information

    1205NT Table of Contents Index Important Safety Information Caution: Transport Hazard 818-584C 14006 2 total Caution: General Instructions 818-587C CAUTION Read Owner’s Manual before using machine. Stand clear when folding and unfolding markers. Stand clear when raising and lowering machine.

  • Page 14: Important Safety Information

    1205NT Table of Contents Index Important Safety Information Caution: Crushing Hazard 818-580C 14564 On each optional marker Reflectors: Amber (Option) 838-265C On each optional marker 14564 Reflectors: Daytime (Option) 838-267C Reflector located on both ends; 2 reflectors total 14009 Warning: Moving Parts Hazard (Option)

  • Page 15: Introduction

    Description of Unit The 1205NT Drill is a 12' grain drill of end wheel design which couples Great Plains spring mounted coulter with a straight arm design of our solid stand opener to achieve no-till drilling capabilities.

  • Page 16: Owner Assistance

    Great Plains products. Your machine’s parts were specially designed and should only be replaced with Great Plains parts. Always use the serial and model number when ordering parts from your Great Plains dealer. The serial number plate is located on the outside end of the left drill box as shown in Figure 2.

  • Page 17: Preparation And Setup

    1205NT Table of Contents Index Preparation and Setup This section will help you prepare your tractor and drill for use. The drill hitch must be adjusted to match drawbar height, and the drill control console must be installed in your tractor.

  • Page 18: Hitch Height Adjustment

    1205NT Table of Contents Index Preparation and Setup Hitch Height Adjustment 1. For proper field operation, drill tongue should run level in field position. See Figure 4. a. With drill in field position, adjust tongue hack to level tongue b. Measure tractor drawbar height to determine proper hitch height on drill.

  • Page 19: Hydraulic Hose Hookup

    Current Style Color-Coded Hose Handles Great Plains hydraulic hoses have color coded handle grips to help you hook up hoses to your tractor outlets. Hoses that go to the same remote valve are marked with the same color.

  • Page 20: Rephasing Cylinders

    1205NT Table of Contents Index Preparation and Setup Rephasing Cylinders The lift cylinders may, after a period of time, get out of time or phase. The effects of this can be seen when one side of the drill is running too low or too high because its lift cylinder is either over extended or not retracted compared to the other lift cylinder.

  • Page 21: Leveling Drill

    1205NT Table of Contents Index Preparation and Setup Leveling Drill Refer to Figure 8. 1. Loosen locknuts (2) and adjust cylinder eyebolts (1) so there is initially about 3 1/16 inch of threads above mounting plate. 2. Raise drill with hydraulics until openers and coulters are 1 to 2 inches off the ground.

  • Page 22: Operating Instructions

    1205NT Table of Contents Index Operating Instructions This section covers general operating procedures. Experience, machine familiarity and the following information will lead to efficient operation and good working habits. Always operate farm machinery with safety in mind. Prestart Checklist High Pressure Fluid Hazard: Escaping fluid under pressure can have sufficient pressure to penetrate the skin.

  • Page 23: Field Operation

    “Troubleshooting”, page 41. Marker Operation Optional marker attachments are available from your Great Plains dealer. Before operating markers, make sure hydraulics are properly bled as described under “Marker Adjustments”, page 36. Dual markers equipped with a sequence valve are pow- ered off the same hydraulic circuit.

  • Page 24: Transporting

    1205NT Table of Contents Index Operating Instructions Transporting Loss of Control Hazard: Towing the drill at high speeds or with a vehicle that is not heavy enough could lead to loss of vehicle control. Loss of vehicle control could lead to serious road accidents, injury and death.

  • Page 25: Parking

    1205NT Table of Contents Index Operating Instructions Lock-out Hub. Make sure drive lock-out hub on left side of drill is disengaged before transporting, see Figure 11. This will prevent excessive wear of drive system during transport. Transporting with Markers. Always transport markers in the folded position.

  • Page 26: Adjustments

    1205NT Table of Contents Index Adjustments Coulter Adjustments A no-till coulter , Figure 13, is mounted directly ahead of each opener on the drill. The coulters cut through heavy trash and make a groove in the soil for the openers. The coulters are mounted on the drill frame so coulter cutting depth changes as the drill is raised and lowered.

  • Page 27: Coulter Down Pressure Weights

    1205NT Table of Contents Index Adjustments Coulter Down Pressure Weights Pounds Per Coulter If more weight is required for your soil conditions, add weights to weight brackets located on box frame. No 7-Inch 7.5-Inch 8-Inch 10-Inch more than 1200 pounds (600 pounds per side) should ever be added.

  • Page 28: Opener Adjustments

    1205NT Table of Contents Index Adjustments Opener Adjustments Opener Down Pressure Opener springs provide the down pressure necessary for opener disks to open a seed trench. The springs allow the openers to float down into depressions and up over obstructions.

  • Page 29: Disc Scraper Adjustment

    1205NT Table of Contents Index Adjustments Disc Scraper Adjustment To keep opener disks turning freely, dirt scrapers are mounted between disks to clean as the disks rotate. As field conditions vary, scrapers may need to be adjusted. In damp conditions, scrapers may need to be lowered.

  • Page 30: Seeding Rate

    1205NT Table of Contents Index Adjustments Seeding Rate Refer to Figure 20 Calibrating the seeding rate requires four steps: 1. selecting one of four drive types, 2. setting the seed-rate handle, 3. positioning the feed-cup door, and 4. checking the seed rate.

  • Page 31: Position Feed-Cup Doors

    If rotating gauge wheel jackshaft, disengage the lockout on the drive wheel and use same number of rotations as for rotating drive wheel. 1205NT Calibration Crank 8. Check that the three seed cups have plenty of seed coming into them. 3/7/19...

  • Page 32: Seed Rate Chart (Pounds Per Acre)

    1205NT Table of Contents Index Adjustments Seed Rate Chart (pounds per acre) Setting number Wheat 7" Drive Type 2 7.5" (Based on 8" 64#/bu) 10" Wheat 7" Drive Type 3 7.5" (Based on 8" 64#/bu) 10" Rice 7" Short Grain 7.5"...

  • Page 33: Seed Rate Chart (Con't.)

    1205NT Table of Contents Index Adjustments Seed Rate Chart (con’t.) Setting number 7" Drive Type 1 7.5" (Based on 8" 57#/bu) 10" Millet 7" Drive Type 1 7.5" (Based on 8" 60#/bu) 10" Buck 7" Wheat 7.5" Drive Type 3 8"...

  • Page 34: Alfalfa Or Rape

    1205NT Table of Contents Index Adjustments Seed Rate Chart (con’t.) Setting number Alfalfa or 7" Rape 7.5" Drive Type 1 8" (Based on 60#/bu) 10" Milo 7" Drive Type 1 7.5" (Based on 8" 64#/bu) 10" Wheat 7" Grass 7.5"...

  • Page 35: Small Seeds Attachment

    For drills built before October 1, 2005, calibrate using gauge wheel or order the calibration crank pounds per seed cup x number of openers = pounds per kit available through your Great Plains Dealer. acre 1. To calibrate, use either the left hand gauge wheel or the supplied calibration crank.

  • Page 36: Small Seeds Attachment Seed Rate Chart

    1205NT Table of Contents Index Adjustments Small Seeds Attachment Seed Rate Chart Setting Number 7" 7.5" Kentucky Blue 8" Grass, Fescue, Annual Rye Grass 10" 7" 10.5 11.8 13.3 14.6 15.9 17.4 18.7 20.0 22.0 23.4 25.1 7.5" 11.1 12.5 13.7 14.9 16.3 17.6 18.8 20.4 21.9 23.5 Ladino Clover, 8"...

  • Page 37: Acremeter Operation

    1205NT Table of Contents Index Adjustments Acremeter Operation Refer to Figure 23 The acremeter counts shaft rotations whenever the shaft is rotating - normally this is only with the drill lowered and in motion. The meter is programmed to display rotations as acres or hectares, when using all rows, factory- specified tires and tire inflations.

  • Page 38: Fertilizer Meter Rate

    11. When drilling, check the rate by noting acres drilled, available through your Great Plains Dealer. amount of fertilizer added to the drill and level of material in drill box. If you are applying more or less 1.

  • Page 39: Fertilizer Rate Chart (Pounds Per Acre)

    1205NT Table of Contents Index Adjustments Fertilizer Rate Chart (pounds per acre) Setting Number 35 40 45 50 55 75 80 95 100 6’ 131 154 173 261 279 7’ 131 148 221 235 7.5’ 11 105 123 138 209 223 8’...

  • Page 40: Marker Adjustments

    1205NT Table of Contents Index Adjustments Marker Adjustments Bleeding Marker Hydraulics Overhead and Crushing Hazard: The markers must be properly bled to displace air in the Keep others away when folding or unfolding markers. Markers hydraulic system and for the sequence valve to work may fall quickly and unexpectedly if hydraulics fail.

  • Page 41: Single/Dual Markers Without Sequence Valve

    1205NT Table of Contents Index Adjustments Single/Dual Markers without Sequence Valve Refer to Figure 26 1. Fold markers manually into transport position when charging hydraulic system for the first time. 2. Disconnect cylinder pin (1) from rod end of cylinders and marker link arms (2). Swing marker link arm up and out of the way.

  • Page 42: Folding Speed With Sequence Valve

    1205NT Table of Contents Index Adjustments Folding Speed with Sequence Valve Refer to Figure 27 The marker hydraulic system is equipped with needle valves to control how fast each marker operates. The needle valves are built into the sequence valve body.

  • Page 43: Marker Disk Adjustment

    1205NT Table of Contents Index Adjustments Marker Disk Adjustment The aggressiveness and the mark left by the disc may be changed by two methods: Changing disk angle. Refer to Figure 29. To change angle of cut, loosen two 1/2 inch bolts (1) and rotate disk assembly.

  • Page 44: Spring Tine Harrow

    1205NT Table of Contents Index Adjustments Spring Tine Harrow Refer to Figure 31 Harrow Tine Angle This shows a successful harrow position for no-till and minimum-till conditions. Because of different soil moisture, trash levels and trash types, you may need to reposition the tube frame or tines.

  • Page 45: Troubleshooting

    1205NT Table of Contents Index Troubleshooting Problem Cause Solution Uneven seed spacing or Excessive field speed. Reduce field speed. uneven stand Feed cups plugging. Clean out feed cups. Seed tubes plugging. Clean out seed tubes. Opener disks not turning freely.
  • Page 46 1205NT Table of Contents Index Troubleshooting Problem Cause Solution Press wheels not compacting Too wet or cloddy. Wait until drier weather or rework ground. soil as desired Incorrect hitch height. Readjust hitch height, page 14. Press wheel depth does not match coulter Readjust press wheel depth, page 24.

  • Page 47: Maintenance And Lubrication

    1205NT Table of Contents Index Maintenance and Lubrication General Maintenance Proper servicing and adjustment is the key to long implement life. With careful and systematic inspection, you can avoid costly maintenance, downtime and repair. Always turn off and remove the tractor key before making any adjustments or performing maintenance.

  • Page 48: Folding Marker Breakaway

    1205NT Table of Contents Index Maintenance and Lubrication Folding Marker Breakaway Refer to Figure 33 The marker arm has a pivot at the hinge which is connected rigid with a 5/16 inch bolt (1). The shear bolt will break if excessive force is put on marker during operation allowing marker arm to swing away rather than cause damage to the marker.

  • Page 49: Lubrication

    1205NT Table of Contents Index Lubrication Intervals (operating hours) Multi-purpose Multi-purpose Multi-purpose Inspection at which service oil lubricant grease lubricant spray lubricant is required 34208 Grease Banks Type of lubrication: Grease Quantity = Until resistance is felt. 14753 Clutches Two zerks on each.
  • Page 50 1205NT Table of Contents Index Lubrication Master Link Arm Type of lubrication: Multi-Purpose Oil Quantity = Coat thoroughly 14058 Marker Hinge Points Type of lubrication: Grease Quantity = Until grease emerges 1406 Gauge Wheel Arms Type of Lubrication: Grease Quantity = Until grease emerges...
  • Page 51 If the gearbox has been opened for repair, repack all gears and around shaft bearings using at least 7 oz. of gear lube, Great Plains Part No. 788067. Keep moisture and dirt out of gearbox. Inspect (replace if needed) the rubber seals on gearbox drive and shifter shafts.
  • Page 52 1205NT Table of Contents Index Lubrication Fertilizer Felt Barrier Washers Next to each fertilizer-tray bearing Type of lubrication: Oil 12507 Small Seeds Feed Cup Drive Sprocket Type of lubrication: Oil Quantity = Coat sprocket bore thoroughly 12226 Wheel Bearings Seasonally...

  • Page 53: Options

    Brome Grass or “bin run” seed that contains crop residue. For lubrication points, refer to “Lubrication”, page 45. To order the seed box agitator, contact your Great Plains dealer. Agitator Packages 12682...

  • Page 54: Folding Marker

    For information on how to adjust the marker, refer to “Marker Adjustments”, page 36. For lubrication points, refer to “Lubrication”, page 45. To order the folding marker, contact your Great Plains dealer. Marker Package Part Number...

  • Page 55: Fertilizer Attachment

    1205NT Table of Contents Index Options To order the small seeds attachment, contact your Great Plains dealer. Small Seeds Packages row spacing Part Number (inches) Y-tube Press Wheel  123-992A 123-991A  123-994A 123-993A  123-996A 123-995A  123-998A 123-997A ...

  • Page 56: Appendix A - Reference Information

    1205NT Table of Contents Index Appendix A - Reference Information Specifications and Capacities Row Spacing, Inches 7-1/2 Rows Per Drill Weight, Pounds 6100 5965 5830 5290 Transport Width 15 Feet 7 Inches Seedbox Capacity 2.4 Bushel per Foot Tire Size 11 x 22.5 6-Ply Rib Implement...

  • Page 57: Torque Values Chart

    1205NT Table of Contents Index Appendix A - Reference Information Torque Values Chart Bolt Head Identification Bolt Head Identification Bolt Bolt 10.9 Size Size Grade 2 Grade 5 Grade 8 Class 5.8 Class 8.8 Class 10.9 ft-lb ft-lb ft-lb ft-lb...

  • Page 58: Tire Inflation Chart

    1205NT Table of Contents Index Appendix A - Reference Information Tire Inflation Chart Tire Size Inflation PSI Tire Size Inflation PSI 7.50 x 20" 4-Ply Drill Rib 11L x 15" 6-Ply Rib Implement 9.0 x 22.5 10-Ply Highway Service 70 11L x 15"...
  • Page 59 This Warranty is not valid unless registered with Great Plains Mfg., Inc. within 10 days from the date of original date of purchase.
  • Page 60 1205NT Table of Contents Index Appendix A - Reference Information 3/7/19 Table of Contents Index 150-131M...
  • Page 61 1205NT Cover Table of Contents Index fire ............1 needle valve ......38 Shear bolt ........44 Acremeter ...........41 Transporting ........21 acremeter, operation ......33 Gearbox ..........26 Width adjustment......39 amber reflector ........7 General Maintenance ......43 Markers..........50 gloves ........... 2 medical assistance .......2 goggles ..........
  • Page 62 1205NT Cover Table of Contents Seeding rate 838-406C, decal ........9 Calibrating ........26 848-021C, decal ........9 Drive type selection .....26 Feed-cup doors ......27 shutdown ..........4 Slow Moving Vehicle ......6 Small Seeds Attachment ....50 SMV (Slow Moving Vehicle) ....6 specifications ........52 Specifications and Capacities ....52...
  • Page 63 Table of Contents Index Table of Contents Index...
  • Page 64 Table of Contents Index Great Plains Manufacturing, Inc. Corporate Office: P.O. Box 5060 Salina, Kansas 67402-5060 USA...

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