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Table of Contents Index Assembly Manual CT8400-24, CT8400-29, CT8400-33 & CT8400-36 Field Cultivator, Rigid Hitch Manufacturing, Inc. www.greatplainsmfg.com Read the operator’s 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! 77412 Illustrations may show optional equipment not supplied with standard unit.
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Table of Contents Index Table of Contents Index...
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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.
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CT8400-24 - CT8400-36 Table of Contents Index CT8400-24 5 Row Heavy Residue Spike Layout ....78 CT8400-24 5 Row Heavy Residue Spike Layout ....79 CT8400-29 5 Row Heavy Residue Spike Layout ....80 CT8400-29 5 Row Heavy Residue Spike Layout ....81 CT8400-33 5 Row Heavy Residue Spike Layout ....82 CT8400-33 5 Row Heavy Residue Spike Layout ....83...
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Be prepared if a fire starts Keep a first aid kit and fire extinguisher handy. Keep emergency numbers for doctor, ambulance, hospital and fire department near phone. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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Riders obstruct the operator’s view. Riders could be struck by foreign objects or thrown from the machine. Never allow children to operate equipment. Keep all bystanders away from machine during operation. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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Wear snug-fitting clothing to avoid entanglement with moving parts. Watch out for wires, trees, etc., when folding and raising machine. Make sure all persons are clear of working area. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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Description of Unit The CT8400-24 - 36 Field Cultivator, is a three section seedbed preparation tillage tool. Working width ranges from 24 to 36 feet. The implement is designed for secondary field operations to smooth, level, eliminate weeds and incorporate chemicals.
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An orientation rose in some line art illustrations shows the directions of: Up, Back, Left, Down, Front, Right. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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3. the Field Cultivator (described in the next section) Further Assistance Great Plains Manufacturing, Inc. wants you to be satisfied with your new Turbo Chisel Narrow. If for any reason you do not understand any part of this manual or...
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CT8400-24 - CT8400-36 Table of Contents Index Introduction This page intentionally left blank. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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2 hex bolts (11), lock washers and nuts. 23. All bolts may be tightened to specs, See “Torque Values Chart” on page 32 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Assembly 77430 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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machine washer and cotter pin. DO NOT over tighten any of the pivot points, if over tightened damage may occur or the equipment may not work properly. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Assembly 77431 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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37. Install the Fold Cylinders (13) on the Center Fold Bracket (9), use pin 1.0 x 3.13 USBL pin, machine washers and cotter pins. 38. All bolts may be tightened to specs, See “Torque Values Chart” on page 32. Used on Model 24 Only 77436 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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2 bolts. If not already in place you can now install the Depth Stop Assembly (11) to the end of the tube using bolts (12). 43. These bolts may be tightened to specs, See “Torque Values Chart” on page 32. 77432 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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DO NOT over tighten any of the pivot or slide points, if over tightened damage may occur or the equipment may not work properly. All other bolts may be tighten to specs, See “Torque Values Chart” on page 32. Great Plains | 560-908Q | 10/17/2024 Table of Contents...
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CT8400-24 - CT8400-36 Table of Contents Index Assembly 77525 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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68. Attach the Hitch Turnbuckle (15) to the hitch frame using 1.25 x 4.38 Pin (16) and to the h-bracket (17) on the frame using 1 x 8 Gr8 bolt (18) 1” top lock. 69. All bolts may be tightened to specs, See “Torque Values Chart” on page 32. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Assembly 77440 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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Quick Change Bracket (20), Retainer Spring (21), plow bolts (22), and Quick Change Sweep (23). 77486 81. Tighten rest of bolts to specs, See “Torque Values Chart” on page 32. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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(if routed close to hydraulic hoses) or use cable ties (7). If machine does not have a rear attachment, the rear light brackets will mount to the rear of the machine. See machine layouts beginning with “CT8400-24 Machine Layout” on page 54 for location. 77487...
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(1). Thread 45º (adjustable stud) fittings (3) into right port of depth control valve (1). Tighten ORB fittings, See “Install Rebound Valve and O-Ring Fittings” on page 20 77484 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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(13) (4) to the back two ribs of fittings (11) (2) as shown and install the self threading screws (14) (5) through holes. 103.Route hoses as shown in layout section in “Operator’s Manual”. 41672 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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Be sure and get hoses and light wiring harness fastened properly so they do not drag. Check to be sure there is enough slack in hinge area when folding machine the first time. 43972 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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Table of Contents Index Assembly Hydraulic Hose Hookup 109.Great Plains hydraulic hoses are color coded to help you hookup hoses to your tractor outlets. Hoses that High Pressure Fluid Hazard: go to the same remote valve are marked with the Relieve pressure before disconnecting hydraulic lines.
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(5), and 1 top lock nut, to rod end and outside wing fold rocker (6). 116.Tighten 1 x 6 Gr. 8 special thread bolt (4) down to where there is ” to ” gap. Be sure bolt will still turn freely. 77491 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Assembly This page intentionally left blank. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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(15). If this unit is equipped with a Hydraulic Reel you may install it now. 125.Bolts may be tightened to specs, See “Torque Values Chart” on page 32. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Assembly 77453 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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(17). 133.If this unit is equipped with a Hydraulic Reel you may install in now. Bolts may be tightened to specs, See “Torque Values Chart” on page 32. 77446 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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137.The Hydraulic Reel Assemblies (10) will need attached to the reel arm (3) using u-bolts (11), lock washers and nuts. 138.Bolts may be tightened to specs, See “Torque Values Chart” on page 32. 77441 42284 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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Hazard (5), Warning Overhead Wing (6), Orange Reflector (7), Warning, Hand Crushing (8), Warning Wings Could Fall (9), Red Reflector (10), Amber Reflector (11), Width Decal (12), Field Cultivator Decal (13), Model CT8410 (14), Great Plains Logo (15) and Torque/PSI (16). 77489...
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Double check that all bolts are tightened to specs, See “Torque Values Chart” on page 32.Consult the operating instructions, “Operator’s Manual”, for the first time field adjustments before going to the field. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information 3-Section Hydraulic Lift Layout 77561 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information 3-Section Hydraulic Fold Layout 77562 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information 3-Section Hydraulic Wing Lock Layout 77563 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information This page intentionally left blank. Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 Hydraulic Reel Layout 77565 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 Hydraulic Reel Layout 77566 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 Hydraulic Reel Layout 77606 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 Hydraulic Reel Layout 77607 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 Hydraulic Reel Layout 77608 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 Hydraulic Reel Layout 77609 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 Hydraulic Reel Layout 77610 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 Hydraulic Reel Layout 77611 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 Spike/Reel Hydraulic Layout 77612 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 Spike/Reel Hydraulic Layout 77613 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 Spike/Reel Hydraulic Layout 77616 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 Spike/Reel Hydraulic Layout 77617 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 Spike/Reel Hydraulic Layout 77610 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 Spike/Reel Hydraulic Layout 77611 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 Spike/Reel Hydraulic Layout 77618 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 Spike/Reel Hydraulic Layout 77619 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 Machine Layout 77567 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 Machine Layout 77568 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 Machine Layout 77584 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 Machine Layout 77585 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 Machine Layout 77418 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 Machine Layout 77419 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 Machine Layout 77596 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 Machine Layout 77597 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 4 Row Coil Tine Layout 77580 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 4 Row Coil Tine Layout 77581 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 4 Row Coil Tine Layout 77592 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 4 Row Coil Tine Layout 77593 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 4 Row Coil Tine Layout 77424 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 4 Row Coil Tine Layout 77425 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 4 Row Coil Tine Layout 77598 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 4 Row Coil Tine Layout 77599 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 3 Row Coil Tine/Hydraulic Reel Layout 77569 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 3 Row Coil Tine/Hydraulic Reel Layout 77570 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 3 Row Coil Tine/Hydraulic Reel Layout 77590 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 3 Row Coil Tine/Hydraulic Reel Layout 77591 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 3 Row Coil Tine/Hydraulic Reel Layout 77422 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 3 Row Coil Tine/Hydraulic Reel Layout 77423 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 3 Row Coil Tine/Hydraulic Reel Layout 77600 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 3 Row Coil Tine/Hydraulic Reel Layout 77601 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 5 Row Heavy Residue Spike Layout 77576 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 5 Row Heavy Residue Spike Layout 77577 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 5 Row Heavy Residue Spike Layout 77588 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 5 Row Heavy Residue Spike Layout 77589 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 5 Row Heavy Residue Spike Layout 77420 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 5 Row Heavy Residue Spike Layout 77421 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 5 Row Heavy Residue Spike Layout 77602 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 5 Row Heavy Residue Spike Layout 77603 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 4 Row Heavy Residue Spike/Hydraulic Reel Layout 77574 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-24 4 Row Heavy Residue Spike/Hydraulic Reel Layout 77575 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 4 Row Heavy Residue Spike/Hydraulic Reel Layout 77594 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-29 4 Row Heavy Residue Spike/Hydraulic Reel Layout 77595 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 4 Row Heavy Residue Spike/Hydraulic Reel Layout 77594 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-33 4 Row Heavy Residue Spike/Hydraulic Reel Layout 77595 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 4 Row Heavy Residue Spike/Hydraulic Reel Layout 77604 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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CT8400-24 - CT8400-36 Table of Contents Index Appendix - Reference Information CT8400-36 4 Row Heavy Residue Spike/Hydraulic Reel Layout 77605 Great Plains | 560-908Q | 10/17/2024 Table of Contents Index...
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