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GREAT PLAINS RCB6610 Operator's Manual

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Read the operation 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.
ORIGINAL INSTRUCTIONS
© Copyright 2016
Operator Manual
RCB(M)6610
Rotary Cutters
Manufacturing, Inc.
www.greatplainsmfg.com
Printed
11/21/16
11/21/16
39936
EN
334-291M

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  • Page 1 Table of Contents Operator Manual RCB(M)6610 Rotary Cutters Manufacturing, Inc. www.greatplainsmfg.com Read the operation 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! 39936 Illustrations may show optional equipment not supplied with standard unit.

  • Page 2: 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 3: Important Safety Information

    Table of Contents Important Safety Information Important Safety Information These are common practices that may or may not be applicable to the products described in this manual. Safety at All Times Look For The Safety Alert Symbol Thoroughly read and understand The SAFETY ALERT SYMBOL indicates there is a the instructions given in this potential hazard to personal safety involved and extra...
  • Page 4  Replace parts on this machine with gross weight of the towed  Lower attached implement to the genuine Great Plains parts only. Do machinery. ground, put tractor in park, turn off not alter this machine in a way ...
  • Page 5 Table of Contents Important Safety Information These are common practices that may or may not be applicable to the products described in this manual. Prepare for Emergencies Wear Avoid High Protective Equipment Pressure Fluids Hazard  Be prepared if a fire starts. ...

  • Page 6: Safety Labels

    Spray soapy water onto the cleaned area. all damaged or missing labels. Order new labels from your Peel backing from label and press label firmly onto the nearest Great Plains dealer. To find your nearest dealer, surface. visit our dealer locator at www.landpride.com.
  • Page 7 Table of Contents Important Safety Information 30163 818-830C Safety Combo 1 - Place: Front of right wing 818-561C Danger! Raised Wing Hazard 1 - Place: Front of right wing 30163 848-088C Danger! Guard Missing 1 - Place: Behind replaceable wing side skirt 35544 11/21/16 RCB(M)6610 Rotary Cutters 334-291M...
  • Page 8 Table of Contents Important Safety Information 818-045C Warning! Pinch Point 30164 1 - Place: Top of rear center axle 818-556C Danger! Thrown Object Hazard 30165 1 - Place: Rear of the right wing 818-564C Danger! Rotating Blade 30165 1 - Place: Rear of the right wing 818-142C Danger! Rotating Driveline - Keep Away 30163...
  • Page 9 Table of Contents Important Safety Information 30163 818-543C Danger! Guard Missing - DO NOT Operate 2 - Places: Under spindle gearbox shields 37609 37690 ROTATING DRIVELINE KEEP AWAY! 37690 818-552C Danger! Rotating Driveline - Keep Away 1 - Place: Top of splitter shield 2 - Places: Main driveline and wing driveline 37690 11/21/16...
  • Page 10 Table of Contents Important Safety Information 818-540C Danger! Shield Missing - DO NOT Operate 13313 2 - Places: On wing drive line and main driveline 818-714C Danger! Crushing Hazard 1 - Place: Located on hitch frame 37690 838-094C Warning! High Pressure 37690 1 - Place: Located on hitch frame 838-588C...
  • Page 11 Table of Contents Important Safety Information 818-055C Caution! Slow moving vehicle sign (SMV) 30222 838-615C 2" x 9" Amber Reflector 2 - Places: Font left side of center deck and front left 37690 side of weight box 838-615C 2" x 9" Amber Reflector 2 - Places: Left &...
  • Page 12 Table of Contents Important Safety Information 838-614C 2" x 9" Red Reflector 1 - place: Back face of weight box 30222 838-614C 2" x 9" Red Reflector 1 - place: Back face of wing axle 35938 818-230C 11/16" x 2 13/16" Red Reflector 8 possible places: 27853 1 - place: Back face of transport lock...

  • Page 13: Introduction

    Table of Contents Introduction Introduction Owner Assistance Great Plains welcomes you to the growing family of new product owners. This Rotary Cutter has been designed The Online Warranty Registration should be completed with care and built by skilled workers using quality by the dealer at the time of purchase.

  • Page 14: Section 1: Assembly & Set-Up

    Rear PTO Speed: Make sure all red and amber reflectors Model RCB6610 ....540 RPM are correctly located and visible when Page 10 Model RCBM6610 .

  • Page 15: Hitch Types

    The cutter is factory supplied with the standard clevis hitch. Other optional hitches are available. They include Great Plains Performance hitch, bar-tite hitch, ball hitch, and pintle hitch. See your nearest Great Plains dealer should you want to change your hitch set-up. Standard Clevis Hitch...

  • Page 16: Hitch Assembly

    Table of Contents Section 1: Assembly & Set-up 37612 Hitch & Jack Assembly Figure 1-7 Park Jack Assembly Hitch Assembly Refer to Figure 1-7: Refer to Figure 1-7: Attach park jack (#14) to jack mount (#5) and secure Remove and discard 1/2" nuts (#9) and bolts (#6). with detent pin (#13).

  • Page 17: Standard Clevis Hitch Hook-Up

    Table of Contents Section 1: Assembly & Set-up Standard Clevis Hitch Hook-up DANGER A Crushing Hazard exists when hooking-up equipment to a tractor. Do not allow anyone to stand between tractor and implement while backing-up to implement. Do not operate hydraulic 3-Point lift controls while someone is directly behind the tractor or near the implement.

  • Page 18: Performance Hitch Hook-Up

    Table of Contents Section 1: Assembly & Set-up 37986 Tractor Hookup to Performance Hitch Figure 1-9 Performance Hitch Hook-up 9. Verify tractor drawbar is adjusted correctly. Refer to “Drawbar Set-up” dimensions on page 12. 10. Raise or lower park jack (#3) to align clevis (#9) with DANGER tractor drawbar.

  • Page 19: Bar-Tite Hitch Hook-Up

    Table of Contents Section 1: Assembly & Set-up Bar-Tite Hitch Hook-up Refer to Figure 1-10: Attach Bar-Tite Hitch to Tractor Drawbar Insert 1" x 5 1/2" hex bolt (#1) through hitch top plate (#2), hitch bushing (#3), hitch wear plate (#4), tractor drawbar (#5), and washer (#6) as shown.

  • Page 20: Hydraulic Plumbing

    Table of Contents Section 1: Assembly & Set-up Unfolding Wing Deck Hydraulic Plumbing CAUTION DANGER Metal shipping bands are under tension. Always wear eye Hydraulic fluid under high pressure can penetrate skin. Wear protection when cutting bands. Keep head, body, and body protective gloves and safety glasses or goggles when working extremities away from areas a band will recoil into when cut.
  • Page 21 Table of Contents Section 1: Assembly & Set-up 6. See “WARNING” on page 18. Once you are sure the area is clear and you are safely positioned, manually unfold the wing until it starts to fall on its own. The wing should fall slowly as the hydraulic line is orificed to control the fall.

  • Page 22: Driveline Installation

    Table of Contents Section 1: Assembly & Set-up Driveline Installation DANGER Do not engage tractor PTO while hooking-up and unhooking driveline or while someone is standing near the driveline. A person’s body and/or clothing can become entangled in the driveline resulting in serious injury or death. WARNING To avoid serious injury or death: •...

  • Page 23: Driveline Hook-Up To Tractor Pto

    Table of Contents Section 1: Assembly & Set-up Driveline Hook-up to Tractor PTO IMPORTANT: Always rotate driveline hanger down Refer to Figure 1-19: after hook-up to prevent driveline damage. If needed, collapse driveline (#5) by pushing tractor 12. Rotate driveline hanger (#1) down. end of driveline against splitter gearbox.

  • Page 24: Purge Hydraulic System

    Table of Contents Section 1: Assembly & Set-up 39071 Purge Hydraulic System Figure 1-20 Purge Hydraulic System 3. See “Tractor Shutdown Procedure” on page 14. Shut tractor down properly and move wing control Refer to Figure 1-20: levers back and forth to relieve all hydraulic pressure. 4.

  • Page 25: Lift Cylinder Mounting Position

    Table of Contents Section 1: Assembly & Set-up Rephase Lift Cylinders The lift cylinders may be out of phase. See “Rephasing Lift Cylinders” on page 34 for detailed instructions. Slow Moving Vehicle Sign (SMV) Refer to Figure 1-22: Mounting blade (#7) is shipped from the factory bolted to mounting socket (#8).

  • Page 26: Adjust Optional Light Kit

    Table of Contents Section 1: Assembly & Set-up Adjust Optional Light Kit Refer to Figure 1-23: The Light Kit will need to be adjusted when purchased assembled to the cutter at the factory. Adjust light kit as follows: Shut tractor down properly before dismounting. Refer to “Tractor Shutdown Procedure”...

  • Page 27: Unhook Rotary Cutter

    Table of Contents Section 1: Assembly & Set-up Unhook Rotary Cutter 21. Restart tractor and drive tractor slowly forward several feet. See “Long Term Storage” on page 48 if parking the 22. Shut tractor down properly before dismounting. cutter for long periods and end of season. 23.

  • Page 28: Section 2: Adjustments

    Table of Contents Section 2: Adjustments Section 2: Adjustments Leveling Center Deck & Wing These adjustments should be made with your cutter hooked to the tractor operating the unit or to a tractor having the same drawbar height. Center Deck Leveling Refer to Figure 2-2 &...
  • Page 29 Table of Contents Section 2: Adjustments 30233 Center Deck Leveling Figure 2-2 Wing Deck Leveling Refer to Figure 2-2: The wing section will need adjusting if its top is not level with the center deck top when wing is unfolded. With tractor hydraulics, raise wings fully up, remove transport lock pin (#7) from holes “B”...

  • Page 30: Cutting Height Adjustment

    Table of Contents Section 2: Adjustments Cutting Height Adjustment NOTE: Make all cutting height adjustments in the field using height of cut grass/material as a guide. Do not measure blade height above ground as the non-operating blade height will be different than the operating blade height.

  • Page 31: Section 3: Operating Instructions

    Table of Contents Section 3: Operating Instructions Section 3: Operating Instructions Startup Checklist DANGER Hazard control and accident prevention are dependent upon the awareness, concern, prudence, and proper Do not raise one or both wings up with PTO engaged or training involved in the operation, transport, storage, and drivelines rotating.

  • Page 32: Avoid Extreme Turning Angles

    Table of Contents Section 3: Operating Instructions IMPORTANT: Maintain correct PTO speed. Loss of DANGER PTO speed will allow blades to swing back and result in ragged, uneven cutting. Excessive speed will To avoid serious injury or death: cause damage to the power train components. •...

  • Page 33: Tractor & Cutter Inspection

    See “Avoid High Pressure Fluids blades if locked-up. Hazard” on page 3. Replace damaged and worn hoses with genuine Great Plains parts. 9. Check for other probable causes such as broken or bent blades, loose blades, loose gearbox mounting 15.

  • Page 34: Transport Lock

    When cutting road sides, Great Plains recommends the Rotary Cutter be equipped with double row chain guards to stop flying objects and Great Plains’ LED Light Kit to make operator and equipment more visible. For additional information, refer to “Safety Guard Options”...

  • Page 35: Field Set-Up

    Table of Contents Section 3: Operating Instructions Field Set-up WARNING The following operational procedures should be carried out by the tractor operator. Other persons should not be in the area. All cutter operations including field set-up should be stopped when other persons are in the vicinity. IMPORTANT: Cutting should not be done in wet conditions.

  • Page 36: Rephasing Lift Cylinders

    Table of Contents Section 3: Operating Instructions Rephasing Lift Cylinders 6. Periodically, shut tractor down properly and dismount to do an inspection. Refer to “Tractor Shutdown The lift cylinders may, after a period of time, get out of Procedure” on page 14 for proper shut down time or phase.

  • Page 37: General Operating Instructions

    You will want to avoid you’re almost ready to begin using your Great Plains very low cutting heights especially on extremely uneven RCB6610 or RCBM6610 Series 2 Smooth Top Rotary terrain.

  • Page 38: Section 4: Options & Accessories

    Table of Contents Section 4: Options & Accessories Section 4: Options & Accessories Detail C Detail A Detail B 37842 Light Kit (Shown on RC5610 Deck) Figure 4-1 Light Kit Option (LED) 6. Attach right-hand light assembly (#10) above hydraulic cylinder (#17) with mounting clamp (#5) 331-683A Folding Cutter Light Kit 3 1/2"...

  • Page 39: Tool Box Option

    Refer to Figure 4-2: lowered and wings are folded up and down. Great Plains offers a 30" wide x 16" deep x 12" high tool box complete with locking lid and support mount for 12. Red wires in connectors (#1A & #1B) are attached to mounting above the center deck lift cylinder.

  • Page 40: Mechanical Wing Lift

    Table of Contents Section 4: Options & Accessories Cable Hook Hydraulic Hose Fitting on Piston Side Wrap Cable Around Base of Gearbox and Clip Hook Back to Cable 30237 Mechanical Winch Installation Figure 4-3 Operating Instructions Mechanical Wing Lift 330-414A RC56 Mechanical Winch Kit DANGER Refer to Figure 4-3:...

  • Page 41: Safety Guard Options

    Foam filled tires won’t go flat. Great Plains offers four types of safety guards to best suit your application: rubber skirt guards, single row •...

  • Page 42: Section 5: Maintenance & Lubrication

    The parts on your Rotary Cutter have been specially designed and should only be replaced with genuine CAUTION Great Plains parts. Do not alter the cutter in a way which Excessive wear on skid shoes may cause inadequate operation will adversely affect its performance.

  • Page 43: Weight Box Skid Shoe

    Table of Contents Section 5: Maintenance & Lubrication 30280 Skid Shoe is Item Part No. Description Reversible 330-185H CENTER SKID SHOE 27588 Item Part No. Description Center Skid Shoe Figure 5-1 318-923D WEIGHT BOX SKID SHOE 802-466C PLOW BOLT, 3/8" - 16 x 1 1/4" grade 5 Weight Box Skid Shoe Figure 5-4 Weight Box Skid Shoe...

  • Page 44: Cutter Blade Maintenance

    NUT HEX TOP LOCK 1 1/8-12 PLATE treating, cold treating, or by any other method. Always 318-766H WELDMENT DISHPAN replace blades with new Great Plains blades to assure safety. 840-273C PLUG LP 3" ID RUBBER Standard Blades, Standard Rotation CAUTION...
  • Page 45 Table of Contents Section 5: Maintenance & Lubrication 30247 27590 Special Reverse Blade Rotation Standard Blade Rotation Figure 5-8 Figure 5-7 Refer to Figure 5-7 & Figure 5-8: 5. Both blades should be sharpened at the same angle as the original cutting edge and must be replaced or 6.

  • Page 46: Drivelines With Slip Clutches

    Table of Contents Section 5: Maintenance & Lubrication Drivelines With Slip Clutches Type A Clutches Clutch Run-In WARNING Refer to Figure 5-10: Always disengage PTO, place tractor in park or set park Using a pencil or other marker, scribe a line across the brake, shut tractor engine off, remove switch key, and wait for exposed edges of the clutch plates and friction disks.
  • Page 47 Table of Contents Section 5: Maintenance & Lubrication 24600 Driveline Driveline A (inches) Location Speed Spring Height 826-818C Center 540/1000 1.32" 826-812C Wing 540/1000 1.32" Type A Clutch Adjustment 23554 Figure 5-12 Type A Clutch Assembly Figure 5-11 Clutch Disassembly, Inspection & Assembly Refer to Figure 5-11: If clutch run-in procedure above indicated that one or more friction disks did not slip, then the clutch must be...

  • Page 48: Type B Clutches

    Table of Contents Section 5: Maintenance & Lubrication Type B Clutches Clutch Run-In Refer to Figure 5-13: Using a pencil or other marker, scribe a line across the exposed edges of the clutch plates and friction disks. 2. Carefully loosen each of the 6 nuts by exactly 1 revolution.

  • Page 49: Tire Maintenance

    “Tire Inflation Chart” on page 62. Refer to Figure 5-15: 3. Replace wheel rims and tires as needed with genuine Great Plains parts. Do not loosen split rim hardware (#1) until all air pressure in the tire has been removed.

  • Page 50: Long Term Storage

    The suffix number 81 must be ensure the cutter is ready for field use the next time you included at the end of Great Plains’ Rotary Cutter part hook-up to it. numbers. For example, if ordering a replacement part that is green, the part number should read 555-555C81.

  • Page 51: Lubrication Points

    Table of Contents Section 5: Maintenance & Lubrication Lubrication Points Lubrication Multi-purpose Multi-purpose Multi-purpose Intervals in hours at which spray lube grease lube oil lube lubrication is required Legend Repack Annually Hours Axle Hub Bearing Type of Lubrication: Multi-Purpose Grease Grease wheel bearings every 50 hours.
  • Page 52 Table of Contents Section 5: Maintenance & Lubrication Center Deck Axle Pivot Hours Axle Pivots 5 - zerks (2 zerks per wing axle & 3 zerks center axle) Type of Lubrication: Multi-Purpose Grease Quantity = As required Wing Deck Axle Pivot 30175 Hours Wing Hinge...
  • Page 53 Table of Contents Section 5: Maintenance & Lubrication Grease Zerk Location Hours Grease Zerk Location Performance Hitch (Optional) 2 - zerks Type of Lubrication: Multi-purpose Grease Quantity = As required 37581 Hours Grease Zerk Locations Bar-Tite Hitch (Optional) 3 - zerks Type of Lubrication: Multi-purpose Grease 26599 Needed...
  • Page 54 Table of Contents Section 5: Maintenance & Lubrication 30215 Do Not Overfill Hours Gearbox IMPORTANT: Do not overfill gearbox with oil! Oil will expand when hot! Make sure cutter is level and oil is cool before checking oil level. Method 1: Unscrew top vented dipstick (#1). Wipe oil from dipstick and screw dipstick in without tightening.
  • Page 55 Table of Contents Section 5: Maintenance & Lubrication Hours Wing Driveline Profile Tubes 37514 Type of Lubrication: Multi-purpose Grease Quantity = Coat Generously 37519 Hours Wing Driveline Joints 37514 Type of Lubrication: Multi-purpose Grease 37519 Drivelines with external profile tube grease point Hours Center Deck Driveline Joints Type of Lubrication: Multi-purpose Grease...
  • Page 56 Table of Contents Section 5: Maintenance & Lubrication Zerk Located through slot in tube 8-10 pumps Hours 23556 CV Drivelines with external grease point for Profile Tube CV Main Driveline Profile Tubes CV = Constant Velocity Zerk Located on end of tube Type of Lubrication: Multi-purpose Grease Quantity = Coat Generously IMPORTANT: To extend the life of the constant...
  • Page 57 Table of Contents Section 5: Maintenance & Lubrication Accessing CV Driveline Joints Red Locking Tab White Locking Ring Refer to Figure 5-16 on page 54: Snapped Down Positioned On Right Side Into Position of Red Locking Tab There are two ways the constant velocity driveline joints shown in Figure 5-16 can be accessed for lubrication.

  • Page 58: Section 6: Specifications & Capacities

    Table of Contents Section 6: Specifications & Capacities Section 6: Specifications & Capacities RCB6610 & RCBM6610 Series 2 Specifications & Capacities Horsepower Range 50 to 250 Gearbox Horsepower 250 HP splitter 210 HP center & wing Gearbox Oil Capacity 5.5 Pints: divider gearbox 10 Pints: center deck &...
  • Page 59 Table of Contents Section 6: Specifications & Capacities Overall Width With Cylinders Fully Retracted Overall Length With Lift Cylinders Fully Extended 30239 Dimensions shown are with center hydraulic cylinder fully extended and 24 x 7.75 aircraft tires 11/21/16 RCB(M)6610 Rotary Cutters 334-291M...

  • Page 60: Section 7: Features & Benefits

    RCB6615 & RCBM6615 Series 2 Features Benefits Surpassed rugged industry All Great Plains Cutters have been designed and tested to meet rigorous voluntary standards testing procedures according to ISO 4254-13. Factory assembled Saves customer set-up time and money. Adjustments should always be made by dealer.
  • Page 61 Table of Contents Section 7: Features & Benefits RCB6615 & RCBM6615 Series 2 Features Benefits Rephasing wing cylinder Allows the cutter to be leveled using wing cylinder verse mechanical turnbuckles. Dual-acting wing cylinder Allows wing to be folded inward beyond 90 for a narrow 7'-5 1/4"...

  • Page 62: Section 8: Troubleshooting

    Table of Contents Section 8: Troubleshooting Section 8: Troubleshooting Troubleshooting Chart Problem Cause Solution Oil seal leaking Gearbox overfilled Drain oil level with fill hole or to full mark on dipstick. Seals damaged Replace seals. Grass or wire wrapped on shaft Clean off wrapped material and check seal areas daily.
  • Page 63 Table of Contents Section 8: Troubleshooting This page left blank intentionally 11/21/16 RCB(M)6610 Rotary Cutters 334-291M...

  • Page 64: Section 9: Torque & Tire Inflation Charts

    Table of Contents Section 9: Torque & Tire Inflation Charts Section 9: Torque & Tire Inflation Charts Torque Values Chart for Common Bolt Sizes Bolt Head Identification Bolt Head Identification 10.9 Bolt Size Bolt Size (inches) Grade 2 Grade 5 Grade 8 (Metric) Class 5.8...

  • Page 65: Section 10: Warranty

    This warranty is not valid unless the unit is registered with Great Plains within 10 days from the date of the original purchase.
  • Page 66 Great Plains, Mfg. 1525 E. North St. P.O. Box 5060 Salina, KS 67402...

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