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GREAT PLAINS YP2425F-2470 Feature Supplement Manual

Dry fertilizer/seeder
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Feature Supplement Manual
YP2425F-2470, YP4025F-1630 and YP4025F-1670
YP2425F and YP4025F Dry Fertilizer/Seeder
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 2013
Table of Contents
Index
Manufacturing, Inc.
www.greatplainsmfg.com
Printed 2013-03-25
Index
31088
EN
403-362M

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Summary of Contents for GREAT PLAINS YP2425F-2470

  • Page 1 Table of Contents Index Feature Supplement Manual YP2425F-2470, YP4025F-1630 and YP4025F-1670 YP2425F and YP4025F Dry Fertilizer/Seeder 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!
  • Page 2 Table of Contents Index Table of Contents Index...

  • Page 3: Table Of Contents

    Great Plains Manufacturing, Inc. provides this publication “as is” without warranty of any kind, either expressed or implied. While every precaution has been taken in the preparation of this manual, 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.
  • Page 4 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Change User Level to Dealer Level ......53 Clutch Folding Module (CFM) Setup ......60 Auto Configuration ........... 54 Clutch Folding Module Operation ......60 To Run Auto Config:..........54 5 Revolution Test............60 Row Status/Row Width Setup ........

  • Page 5: Important Safety Information

    Table of Contents Index Great Plains Manufacturing, Inc. 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 Table of Contents Index Great Plains Manufacturing, Inc. Wear Protective Equipment Great Plains advises use of the following personal safety equipment. ▲ Hearing protection, such as earmuffs or earplugs, for making planter adjustments with the hydraulic fan running.Prolonged exposure to loud noise can cause hearing impairment or loss.
  • Page 7 Table of Contents Index Important Safety Information Great Plains Manufacturing, Inc. Confined Space With materials loaded, or once used for hazardous fertilizers, or seeds with hazardous treatments, your fertilizer hopper may become a “permit-required confined space” under applicable statutes, regulations, insurance rules or business policy.

  • Page 8: Safety Decals

    Operator manual for additional decals. ▲ 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 9 Table of Contents Index Important Safety Information Great Plains Manufacturing, Inc. 31165 848-509C Caution: Entanglement and Crushing .eps 100% On left end of fertilizer air inlet manifold; 1 total 848-510C Caution: Wear Eye Protection On upper left facet of fertilizer and seed hoppers;...

  • Page 10: Description Of Unit

    YP4025F and two for the YP2425F). Do not modify the planter for use with attachments other • The dry fertilizer function includes: than Great Plains options and accessories specified for a 1440 liter (41 bu) hopper compartment with use with the YP2425F-2470, YP4025F-1630 and integrated volumetric meter;...
  • Page 11 Table of Contents Index Introduction Great Plains Manufacturing, Inc. Document Family Using This Manual 403-362M Feature Supplement Manual (this manual) This manual will familiarize you with safety, assembly, operation, adjustments, troubleshooting, and YP2425F: maintenance. Read this manual and 401-406M Planter Operator Manual follow the recommendations to help ensure safe and efficient operation.

  • Page 12: Preparation And Setup

    Great Plains Manufacturing, Inc. Preparation and Setup This section helps you prepare the dry fertilizer feature of your YP2425F-2470, YP4025F-1630 and YP4025F-1670 planter for use, and covers tasks that need to be done seasonally, or when the tractor/planter configuration changes.

  • Page 13: Operating Instructions

    Table of Contents Index Great Plains Manufacturing, Inc. 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.

  • Page 14: Typical Yp2425F Weights

    ¹ Includes: Markers and Frame-Mounted Coulters ² Adds: Unit-Mounted Coulters & Dual Row Cleaners Other than considerations of planter weight, the YP2425F-2470, YP4025F-1630 and YP4025F-1670 requires no changes to transport compared to the standard YP24/YP40. See the 401-406M or 401-571M Operator manual for transport instructions.

  • Page 15: Loading Materials

    Table of Contents Index Operating Instructions Great Plains Manufacturing, Inc. Loading Materials Seed and fertilizer may be loaded manually or via auger. Walkboard/ladder details, and auger height requirements are shown in the Operator manual. Before ascending the ladder for loading or auger outlet control: •...

  • Page 16: Loading Fertilizer

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Loading Fertilizer Check that calibration and clean-out doors are closed at meter (page 35). Refer to Figure 4 1. Lift the handle until the hook releases from the U-bolt shackle 2. Inspect the strainer basket for debris.

  • Page 17: Changing Seed Box Or Hopper

    Great Plains Manufacturing, Inc. Changing Seed Box or Hopper This topic in the Operator manual does not generally apply to the YP2425F-2470, YP4025F-1630 and YP4025F-1670. Using a standard 82bu hopper requires substantial disassembly of the planter seed cart structure, and modifications to the air system. Using a...

  • Page 18: Air Systems Operation

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Air Systems Operation Figure 5 31094 Planter Air System for Seed Metering Seeding System Elements (Excluding Drive) Hydraulic Fan Slide Gate Meter Inlet Vent Fan RPM Sensor Air Box Seed Inlet Seed Meter Butterfly Valve (Seed Leg)
  • Page 19 Table of Contents Index Operating Instructions Great Plains Manufacturing, Inc. Seeding System Overview Refer to Figure 5 on page 14 1. Hydraulic Fan: 10. Seed Hoses: The hydraulic fan supplies air for both seed and Seed hoses deliver seed to the rows. On this model fertilizer delivery.
  • Page 20 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Figure 6 31093 Planter Air System for Fertilizer Metering Fertilizer System Elements (Excluding Drive) Hydraulic Fan Level Sensor Manifold Outlets and Hoses Fan RPM Sensor Fertilizer Meter 3-Way Tower Butterfly Valve (Fertilizer Leg)
  • Page 21 Table of Contents Index Operating Instructions Great Plains Manufacturing, Inc. Fertilizer System Overview Refer to Figure 6 on page 16 1. Hydraulic Fan: Fertilizer metering occurs whenever the planter is The fan supplies air for both fertilizer and seed lowered and in forward motion.
  • Page 22 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Fan Circuit Operation Refer to Figure 7 Three hydraulic hoses serve the fan, and must be properly connected for the fan to operate in the correct direction , at recommended speeds, and without damage.
  • Page 23 Table of Contents Index Operating Instructions Great Plains Manufacturing, Inc. Fan General Operating Information Adjust the fan rpm and butterfly valves to provide sufficient air flow for consistent transport of seed and dry fertilizer. Suggested values are shown at right.

  • Page 24: Monitor Operation

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Monitor Operation The YP2425F-2470, YP4025F-1630 and YP4025F-1670 ® ® includes the standard DICKEY-john IntelliAg monitor, operating in Planter/Drill Control mode. There are setup differences vs. other YP40 planters, generally: • Row delivery tubes are equipped with blockage sensors.
  • Page 25 Table of Contents Index Operating Instructions Great Plains Manufacturing, Inc. Field Set-Up Checklists Field Operation Add the following items to the basic planter checklists, or The YP24 DF/seeder feature requires no changes to the any customer checklist you have developed.
  • Page 26 Table of Contents Index Great Plains Manufacturing, Inc. Adjustments This table provides a cross-reference to all adjustment items unique to the YP2425F-2470, YP4025F-1630 and YP4025F-1670 planter. For adjustments not listed, see the 401-406M (YP24) or 401-571M (YP40) Operator manual. Adjustment...

  • Page 27: Setting Material Rates

    Adjustments Great Plains Manufacturing, Inc. Setting Material Rates Setting Seed Rate Seed rate setting for the YP2425F-2470, YP4025F-1630 and YP4025F-1670 planter is identical to the standard YP24 or YP40 planter. Refer to the Operator and Seed Rate manuals for details:...

  • Page 28: Setting Variable Rate Gearbox

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Setting Variable Rate Gearbox The variable rate gearbox allows an infinitely variable meter drive speed to attain a wide range of application rates. The ratio of gearbox input speed to output speed is controlled by the position of a gearbox control arm.
  • Page 29 11-52-0 dry granular fertilizer. Many factors affect meter rates including fertilizer density, granularity, texture, adhesion, humidity and field conditions. Great Plains recommends calibrating for the exact material being applied. Calibration determines the kg/ha (or lbs/ac) of the meter at the current variable rate gearbox setting for your particular fertilizer.
  • Page 30 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Row Sample Calibration This method requires 16 or 24 containers each with a capacity of about 1% of a hectare or acre, and a scale capable of precisely weighing the heaviest empty container plus the sample size (or all the containers at once).
  • Page 31 Table of Contents Index Adjustments Great Plains Manufacturing, Inc. Meter Sample Calibration 18. Weigh any container(s) required to hold the sample on the scale. Refer to Figure 14 19. Place a tarp under the fertilizer meter. Support the corners or edges so that no material can spill.
  • Page 32 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Calibration Adjustment Example based on YP4025-1670: The example in this column is based on a target rate: Once a sample has been taken, two steps remain: 120 kg/ha a. Calculate the current rate.

  • Page 33: Coulter Adjustment

    Adjustments Great Plains Manufacturing, Inc. Coulter Adjustment The frame-mounted coulters standard on the YP2425F-2470, YP4025F-1630 and YP4025F-1670 are configured for “zone” application: 5cm offset from seed furrow, and 5cm depth, or “2x2”in. As blades wear, or under unusual field conditions, you may need to adjust the coulter depth.

  • Page 34: Frame-Mounted Coulter Force

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Frame-Mounted Coulter Force In normal operation at target running depth, the spring is at full extension or only slightly compressed. It compresses briefly as obstructions and denser soil are encountered. Coulter springs are set to 181 kg (400 lbs). In normal operation at target running depth, the spring is at full extension.
  • Page 35 Table of Contents Index Great Plains Manufacturing, Inc. Troubleshooting The tables of this section cover possible issues specific to the YP24/YP40 DF/seeder feature. See also the Troubleshooting section of the 401-406M or 401-571M Operator manual. Dry Fertilizer Troubleshooting Problem Cause Solution Insufficient airflow to operate both...
  • Page 36 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Dry Fertilizer Troubleshooting Problem Cause Solution Bridging at inlet of applicator tube Remove hose. Clear bridge. Check material for No Fertilizer Flow oversize content. Also check meter flutes for (single row) damage.
  • Page 37 Table of Contents Index Troubleshooting Great Plains Manufacturing, Inc. This table covers possible issues specific to the YP24/YP40 DF/seeder feature. See also the Troubleshooting section of the 401-406M or 401-571M Operator manual. Seeding Troubleshooting Problem Cause Solution Insufficient airflow to operate both Increase fan speed (page 19).

  • Page 38: No-Change Maintenance Items

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Maintenance Maintenance Proper servicing and maintenance 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 any maintenance.
  • Page 39 Table of Contents Index Maintenance Great Plains Manufacturing, Inc. Material Clean-Out When planting is completed, it is commonly the case that Possible Dust and Chemical Residue and Fume Hazards: some fertilizer and seed remains. There may be seed in Wear a respirator, and any other protective equipment the hoppers, hose lines, and meters.

  • Page 40: Meter Flute Replacement

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Meter Flute Replacement Fertilizer meter flute stars wear over time, and can be chipped or fractured by hard foreign matter, such as rocks or ice. Inspect flutes periodically. Replace as needed.
  • Page 41 Table of Contents Index Maintenance Great Plains Manufacturing, Inc. Removing Meter Box Removing the meter box and inlet manifold exposes a 67x27cm (26x10.7in) hole through which stubborn material may be extracted. Refer to Figure 22 1. Not shown: Loosen the gearbox-to-meter chain idler and remove the chain.
  • Page 42 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Depending on their use, the YP2425F-2470, YP4025F-1630 and YP4025F-1670 fertilizer hopper may be or become a “permit-required confined space” under U.S. OSHA regulations (29 CFR 1910.146) and similar regulations, statutes, insurance agreements and local business policy.

  • Page 43: Chain Maintenance

    Table of Contents Index Maintenance Great Plains Manufacturing, Inc. Chain Maintenance Inspect and lubricate chains regularly. The slack of new chains tends to increase during the first few hours of operation due to seating. See also “Chain Routing YP4025F” on page 51.

  • Page 44: Maintenance Schedule

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Maintenance Schedule Intervals (operating hours) Multi-purpose Multi-purpose Multi-purpose Inspection at which service oil lubricant grease lubricant spray lubricant is required 34208 This section of the 403-362M manual covers planter elements that introduce changes to lubrication and scheduled maintenance, compared to a standard YP24 or YP40.
  • Page 45 Table of Contents Index Maintenance Great Plains Manufacturing, Inc. Coulter Pivots one zerk per pivot; 16 total Type of Lubrication: Grease Quantity: Until grease emerges 31015 Coulter Hubs one zerk per hub; 16 total Type of Lubrication: Grease Quantity: Until resistance is felt...
  • Page 46 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Ground Drive Wheel Hub one zerk per hub; 1 total Type of Lubrication: Grease Quantity: Until resistance is felt 29749 Ground Drive Wheel Bearings Seasonal Two races per hub, 1 hubs;...
  • Page 47 Table of Contents Index Maintenance Great Plains Manufacturing, Inc. Air Release Tube Seasonal 1 tube each wing end fertilizer delivery hose; 2 tubes per planter Inspect. Clean any build-up on screen. Replace if damaged. Re-install with opening facing down. Note: Although depicted in exploded view, the tube is a weldment and the screen cannot be removed.
  • Page 48 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Gearbox Oil Seasonal 1 port per gearbox; 2 total Type of Lubrication: High Quality SAE 5W-30 oil Quantity: 6.5 pints (3.1 liters) 34394 Table of Contents Index 403-362M 2013-03-25...
  • Page 49 821-060C jug, 5 pound (2.3 kg) Ezee Glide Plus Lubricant For Finger Pick Up Meters Only To maximize performance of Great Plains metering Use only approved Graphite Powder available from Great systems, it is imperative to use only “Ezee Glide Plus”...

  • Page 50: Compatible Options

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Options The YP2425F and YP4025F Dry Fertilizer/Seeder subsystem occupies planter spaces that are used by other subsystems on standard models. Refer to the Options topic in the 401-406M or 401-571M Operator manual for option details and ordering information.

  • Page 51: Appendix A - Reference Information

    Table of Contents Index Great Plains Manufacturing, Inc. Appendix A - Reference Information Specifications and Capacities YP4025F YP4025F-1670 YP4025F-1630 Number of Openers Row Spacing 70 cm (27.6 inches) 30.0 inches (76 cm) Swath 1120 cm (440.9in) 480.0in (1219 cm) Span (width between end rows) 1050 cm (413.4in)
  • Page 52 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Specifications and Capacities YP2425F YP2425F-2470 Number of Openers Row Spacing 70 cm (27.6 inches) Swath 1680 cm (661.4in) Span (width between end rows) 1610 cm (633.9in) Seed Hopper Capacity 670×2 liters (19×2 bu.) Fertilizer Hopper Capacity 1,440×2 liters (41×2 bu.)

  • Page 53: Torque Values Chart

    Table of Contents Index Appendix A - Reference Information Great Plains Manufacturing, Inc. 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...

  • Page 54: Chain Routing Yp2425F

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Chain Routing YP2425F Legend: Sprocket or idler Tooth count See also “Chain Maintenance” on page 39. Chain Pitch count Direction of chain in motion Ground Drive Chain 34737 Table of Contents...

  • Page 55: Chain Routing Yp4025F

    Table of Contents Index Appendix A - Reference Information Great Plains Manufacturing, Inc. Chain Routing YP4025F Legend: Sprocket or idler Tooth count See also “Chain Maintenance” on page 39. Chain Pitch count Direction of chain in motion Ground Drive Arm Chain...
  • Page 56 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Ground Drive Transmission Chains YP4025F Note: Gearbox reverses chain direction. 29767 Table of Contents Index 403-362M 2013-03-25...
  • Page 57 DICKEY-john IntelliAg console installation. This information below describes the factory settings for the YP2425F-2470, YP4025F-1630 and YP4025F-1670 Note: The master switch is only required for hydraulic monitor configuration. control systems. Reference the manual for instructions to assign a master switch as an This setup information assumes the Virtual Terminal, auxiliary input.

  • Page 58: Row Status/Row Width Setup

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Auto Configuration Module Configuration Screen (Identifies sensors connected to each module) Auto config is performed at the factory, but may need to be done in the field as changes are made to the system...

  • Page 59: Controlled Hydraulic Drive

    Table of Contents Index Appendix B - Monitor Setup Great Plains Manufacturing, Inc. Material Configuration Setup Material Setup (Controlled Hydraulic Drive) Default Value Controlled Hydraulic 16 different materials can be configured for use as or Value to Drive planter controls. Reference the System Configuration...
  • Page 60 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Planter Control Channel Setup Planter Control Setup (Controlled Hydraulic Drive) Default 25. At the Control Setup screen, press the Channel Value or Setup button Instructions/Definitions Value to 26. Select Channel 1 and verify that the channel is set to Enter Planter Control.

  • Page 61: Valve Calibration

    Table of Contents Index Appendix B - Monitor Setup Great Plains Manufacturing, Inc. Valve Calibration A valve calibration is required for each control channel that is enabled. If no additional channels are enabled other than one channel, this step can be skipped.

  • Page 62: Speed Set Calibration Setup

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Speed Set Calibration Setup Speed Set 48. At the Main Work screen, press the Speed Set button Default Value 49. Enter desired values using Table as reference. Instructions/Definitions 50. Press the Work Screen button...

  • Page 63: Accessory Sensor Setup

    Table of Contents Index Appendix B - Monitor Setup Great Plains Manufacturing, Inc. Accessory Sensor Setup Hopper Assignment Accessory Setup 51. At the Main Work screen, press the Next Page button Default 52. Press the Module Configuration button to display Value or Instructions/Definitions...

  • Page 64: Clutch Folding Module (Cfm) Setup

    63. The fertilizer pump switch usually has no function on a YP2425F-2470, YP4025F-1630 and YP4025F-1670 planter. Leave this switch in the DOWN position (OFF). 64. If the planter has the optional hydraulic tongue, the...

  • Page 65: Summary Screen

    Table of Contents Index Appendix B - Monitor Setup Great Plains Manufacturing, Inc. Summary Screen The Summary screen provides an overview of setup constants for active control channels. 73. At the Main Work screen, press the Next Page button 74. Press the Summary button 75.

  • Page 66: Appendix C - Fertilizer Rate Charts

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Appendix C - Fertilizer Rate Charts Reading the Fertilizer Rate Chart 70cm Row Spacing 1. Locate the chart for your planter model. Gearbox Meter RPM Material Rate Gearbox 2. Find your target rate in the chart.

  • Page 67: Fertilizer Rates

    Table of Contents Index Appendix C - Fertilizer Rate Charts Great Plains Manufacturing, Inc. Fertilizer Rates Rates are approximate, and vary with material density and granularity. Calibrate for accurate application (see page 25). Charts are based on: 11-52-0 fertilizer with a density of: 0.96 kg/liter (60 pounds per cubic foot).

  • Page 68: Fertilizer Rates, 70Cm Row Spacing

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Fertilizer Rates, 70cm Row Spacing YP2425F-2470 or YP4025F-1670 (70cm) Low Range YP2425F-2470 or YP4025F-1670 (70cm) High Range Material Rate Gearbox Meter RPM Material Rate Gearbox Meter RPM kg/ha lbs/ac Setting at 9.7 kph...

  • Page 69: Fertilizer Rates, 30 Inch Row Spacing

    Table of Contents Index Appendix C - Fertilizer Rate Charts Great Plains Manufacturing, Inc. Fertilizer Rates, 30 inch Row Spacing YP4025F-1630 (30in) Low Range YP4025F-1630 (30in) High Range Material Rate Gearbox Meter RPM Material Rate Gearbox Meter RPM kg/ha lbs/ac...

  • Page 70: Density Adjustment

    YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Density Adjustment If your material (seed or fertilizer) has a density that is materially different from the reference material listed at the top of each chart, you can compensate for it.
  • Page 71 Table of Contents Index Great Plains Manufacturing, Inc. Index clip, chain ........... 39 Clutch CFG ........60 adhesion ..........25 face shield ..........2 cm H2O ..........19 agitator shaft ........23 fan ......14 confined space ......3 air pressure ........17 fan hoses ..........18...
  • Page 72 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. safety symbol ........1 scale, gearbox ........24 in H2O ..........19 obstructions ........38 seal, lid ..........12 Information ......... 53 OK ............53 seed butterfly valve ..... 14 inhalation hazard......11 On/Off Pattern ........54...
  • Page 73 Table of Contents Index Index Great Plains Manufacturing, Inc. models covered ......6 vent ........15 Numerics torque values ........ 49 meter inlet ........14 110011508, manual......7 troubleshooting vent structure ........11 110011512, manual......7 general......31 vent tube structure ....... 3 11-52-0 ........
  • Page 74 YP2425F/YP4025F Table of Contents Index Great Plains Manufacturing, Inc. Table of Contents Index 403-362M 2013-03-25...
  • Page 75 Table of Contents Index Table of Contents Index...

  • Page 76: Great Plains Manufacturing, Inc

    Table of Contents Index Great Plains Manufacturing, Inc. Corporate Office: P.O. Box 5060 Salina, Kansas 67402-5060 USA...

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