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Tarter 300 Series Operator's Manual

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OPERATOR'S MANUAL
300 SERIES ROTARY CUTTER
RC306BL
4000207 | REV B
RC306BL, RC307BL
RC307BL
Read and understand this Operator's Manual
before operating the equipment. Failure to
follow the instructions and safety guidelines
contained herein could result in personal injury
or damage to the equipment.
TA R TE R U SA .COM
!
!
WARNING

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  • Page 1 OPERATOR’S MANUAL 300 SERIES ROTARY CUTTER RC306BL, RC307BL RC306BL RC307BL WARNING Read and understand this Operator’s Manual before operating the equipment. Failure to follow the instructions and safety guidelines contained herein could result in personal injury or damage to the equipment.

  • Page 2: Introduction

    TO THE OWNER: Please read this manual before operating your Tarter product and keep it handy for reference. Require all operators to read this manual carefully and become acquainted with adjustments and operating procedures before attempting to operate the equipment.

  • Page 3: Table Of Contents

    This Operator’s Manual should be regarded as part of the machine. Suppliers of both new and second-hand machines must supply this manual with the machine. Replacement manuals are available from authorized dealers or Tarter Customer Support. REV B | 4000207...

  • Page 4: Product Description

    PRODUCT DESCRIPTION The Tarter 300 Series Rotary Cutter is an efficient tool that can cut grass and light brush measuring up to 1″ in diameter. RC306 models attach to a Category 1 tractor hitch, and RC307 models attach to a Category 1 or Category 2.

  • Page 5: Safety

    SAFETY IMPORTANT SAFETY MESSAGE FOR OWNERS/OPERATORS OF ROTARY CUTTERS From members of the Farm Equipment Manufacturers Association Rotary Cutter Manufacturer Product Council Safety is a primary concern in the design, manufacture, sale, and use of rotary cutters. As manufacturers of rotary cutters, we want to confirm to you, our customers, our concern for safety.

  • Page 6: Safety Guidelines

    SAFETY SAFETY GUIDELINES ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED! Safety is a primary concern in the design and manufacture of our products. Unfortunately, our efforts to provide safe equipment can be wiped out by an operator’s single careless act. In addition to the design and configuration of equipment, hazard control and accident prevention are dependent upon the awareness, concern, judgment, and proper training of personnel involved in the operation, transport, maintenance, and storage of equipment.

  • Page 7: Starting And Stopping

    Customer Support and replace bearings before servicing equipment. authorized Tarter dealers.) Failure to follow instructions or safety rules can result in serious injury or death. Inspect chain or rubber guards before each use. Replace if damaged.

  • Page 8: Operation

    SAFETY Starting and Stopping Cont’d When encountering rough terrain during transport, reduce tractor speed to minimize the horizontal NOTE: The addition of an over-running PTO clutch movement of implement. may change the length of the PTO driveline required. Be sure to refer to the PTO DRIVELINE INSTALLATION Stabilizer bars should be used during transport to installation instructions on page 14 for RC306 models, reduce lateral movement of implement.

  • Page 9: Maintenance

    SAFETY Make sure implement is properly secured, adjusted, and DO NOT operate PTO during transport. in safe operating condition. Look down and to the rear and make sure area is clear Keep all persons away from operator control area while before operating in reverse (operating in reverse is not performing adjustments, service, or maintenance.

  • Page 10: Equipment Safety Guidelines

    SAFETY Equipment Safety Guidelines DO NOT modify the equipment in any way. Unauthorized modification could result in serious Safety of the operator and bystanders is one of the injury or death and may impair the function and life main concerns in design and development. However, of the equipment.

  • Page 11: Safety And Instruction Labels

    Replace immediately if damaged! The 300 Series Rotary Cutter comes equipped with all safety labels in place. These labels instruct the operator on the safe use of the equipment. They inform operators about hazards associated with normal operation or foreseeable product misuse and how to avoid them to prevent physical injury or death.
  • Page 12 DANGER NING To prevent serious injury or death: • Read and understand Operato r’s Manual before using. Review annuall y . jury or death: • Do not permit riders on the tractor or mowe r . Never carry children on tractor seat. SAFETY &...
  • Page 13 SAFETY & INSTRUCTION LABELS SAFETY AND INSTRUCTION LABELS ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED! Replace immediately if damaged! WARNING CAUTION Unit ships wit gearbox and w All rotary cutters have the ability to discharge objects at high grease in grea speeds, which could result in serious injury to bystanders or Unit ships without oil in Fill with oil an...

  • Page 14: Assembly: Rc306

    An authorized Tarter dealer may have already performed some or all of the assembly steps outlined on page 11-14. All operators should review these instructions before attempting to use the rotary cutter to ensure that it is properly assembled.
  • Page 15 ASSEMBLY RC306 Tailwheel and Lift Arm Assembly WARNING Instructions Step 4 requires assemblers to position themselves WARNING between the rotary cutter and the lifting/hoisting vehicle. Before performing this step, disengage power to the lifting/hoisting vehicle. Turn off engine, set • Assemble rotary cutter on level ground. •...
  • Page 16 ASSEMBLY RC306 Tailwheel and Lift Arm Assembly Figure 3 Instructions Cont’d Shipping Cutting Height User Position Position Adjustment 7. Remove clip and hitch pin to allow removal of shipping stands. Discard shipping stands and replace hitch pins and clips. Move tailwheel to user position and secure with hardware.

  • Page 17: Pto Driveline Installation

    ASSEMBLY RC306 Tailwheel and Lift Arm Assembly Utilizing the driveline access point in the Slip Clutch Shield, insert the 1/2″-13 x 3 1/2″ Grade 8 hex bolt Instructions Cont’d through the PTO and gearbox input shafts. Secure hex bolt with 1/2″-13 nylon lock nut. Use a 3/4″ wrench 13.

  • Page 18: Assembly: Rc307

    H-frame assembly are folded flat and must be transitioned to user position for the rotary cutter to operate as intended. An authorized Tarter dealer may have already performed some or all of the assembly steps outlined on page 15-19. All operators should review these instructions before attempting to use the rotary cutter to ensure that it is properly assembled.
  • Page 19 ASSEMBLY RC307 Tailwheel H-frame and Lift Arm Assembly Instructions (Continued) WARNING • Assemble rotary cutter on level ground. • Watch for possible pinch points and crushing hazards. • Wear appropriate personal protective equipment. • Keep bystanders and persons not involved with assembly away from assembly area.
  • Page 20 ASSEMBLY RC307 Tailwheel H-frame Use a 15/16″ wrench or socket to remove the 5/8″- and Lift Arm Assembly Instructions 11 stover lock nut, 5/8″-11 x 2″ hex bolt, and three flat washers securing shipping stands to rotary cutter Cont’d hitch weldment, then remove shipping stands. Keep the lock nut, hex bolt and one 5/8″...
  • Page 21 ASSEMBLY 11. Install tailvwheels onto the tailwheel H-frame by 14. Tighten hardware securing tailwheel H-frame to rotary passing the tailwheel fork through the tailwheel cutter deck. attachment point. Place the flat washer removed during 15. Using a 3/4″ wrench or socket, loosen but do not remove Step 7 onto the tailwheel fork, then insert the 3/8″-16 x the 1/2″-13 x 3″...

  • Page 22: Pto Driveline Installation

    ASSEMBLY RC307 Tailwheel H-frame WARNING and Lift Arm Assembly Instructions Cont’d Watch for possible pinch points. 19. Remove hitch pins from hitch weldment and reinstall in the correct operating position. Position the implement end of the PTO driveline toward the gearbox. Compress the quick-disconnect collar, then push the driveline onto the gearbox shaft.

  • Page 23: Attaching Front Chain Guards

    ASSEMBLY Attaching Front Chain Guards Secure each bolt with a 3/8″ flat washer and 3/8″-16 nylon lock nut. Use the supplied hardware listed below to install the front chain guards. 3/8″ Flat Washer, Front Chain Guard Hardware 3/8″-16 Nylon Lock Nut 3/8″-16 x 1-1/4″...

  • Page 24: Attaching Rear Chain Guards

    ASSEMBLY Use a socket and wrench to tighten the lock nuts and Attaching Rear Chain Guards carriage bolts to correct torque specifications. (See Use the supplied hardware listed below to install the rear torque chart on page 46.) chain guards. NOTE: Tighten the carriage bolts and lock nuts in RC306 Rear Chain Guard Hardware sequential order, starting at one end and moving...

  • Page 25: Initial Lubrication

    ASSEMBLY Initial Lubrication Use TYPE/Grade II tube grease to lubricate each tailwheel hub. IMPORTANT New rotary cutters ship without oil in the gearbox and without grease in the grease fittings. UNIT MUST BE SERVICED BEFORE FIRST USE! Remove the breather plug (see Figure 4, A), and check plug (see Figure 4, B).

  • Page 26: Attaching / Detaching

    ATTACHING / DETACHING Attaching to Tractor 3-Point 10. Pull pin back toward rotary cutter. Align splines by rotating rotary cutter driveline. Push driveline onto Linkage tractor PTO shaft until pin snaps into place. 11. Pull back on shield to make sure driveline is locked. DANGER 12.

  • Page 27: Adjustments

    DETACHING / ADJUSTMENTS Checking Driveline/Cutter Detaching Rotary Cutter from Clearance Tractor Cont’d IMPORTANT IMPORTANT DO NOT use shielding bell on driveline to lift driveline Prevent driveline damage from contact with frame into position. Damage to shielding can occur. or machine damage from contact with tractor tires. Raise rotary cutter slowly and check for interference.

  • Page 28: Sizing The Pto Shaft

    ADJUSTMENTS Sizing the PTO Shaft Check Driveline Maximum Length Refer to Figure 6 Refer to Figure 7 Detach the driveline from tractor PTO shaft and pull outer and inner drivelines apart. Make sure driveline’s collapsible length is acceptable. 2. Reattach outer driveline to tractor PTO shaft. Pull on inner and outer drivelines to ensure universal The driveline maximum allowable length must, when joints are properly secured.

  • Page 29: Check Driveline Maximum Angle

    ADJUSTMENTS Check Driveline Maximum Check Driveline Maximum Length Cont’d Angle Refer to Figure 8 6. Hook driveline safety chain on the rotary cutter end of driveline to the rotary cutter frame. Re- IMPORTANT latch safety chain to driveline shield. Start tractor and raise rotary cutter just enough to To avoid premature driveline breakdown, DO remove support blocks.

  • Page 30: Operation

    OPERATION Preparing Rotary Cutter for Adjusting Cutting Height and Operation Angle Only qualified people should operate the rotary cutter. DANGER Wear close fitting clothing and safety equipment appropriate to the job. The power unit should be Ensure that all movement of PTO driveline and blades equipped with a Rollover Protection Structure (ROPS) has stopped before detaching the rotary cutter.
  • Page 31 OPERATION 8. Raise tail wheel(s) to highest position and install NOTE: Lift height may also be limited by installing bolt(s), flat washers and lock nut(s). stops on rockshaft control lever bracket. 9. Using rockshaft control lever, position front of 14. Lengthen tractor lift links, if necessary, to provide rotary cutter at desired cutting height at location.
  • Page 32 OPERATION Follow Safe Operating Procedures Cont’d NOTE: Tractor forward speed should be controlled by gear selection, not engine speed. For maximum cutting efficiency, forward speed should allow rotary cutter to maintain a constant, maximum blade speed. If rotary cutter stalls or tractor engine bogs, disengage PTO.

  • Page 33: Maintenance

    MAINTENANCE Maintenance Safety Guidelines CAUTION DANGER DO NOT clean, lubricate, or adjust rotary cutter while it is in motion. Ensure that all movement of PTO driveline and blades has stopped before detaching the rotary cutter. MAINTENANCE BEFORE EACH USE Entanglement in rotating driveline or being struck by Check tractor tire air pressure.

  • Page 34: Lubrication Schedule

    MAINTENANCE Lubrication Schedule LUBRICATION BEFORE EACH USE A. Tail wheel Pivot Tube(s) D. Driveline Profile 1. Apply multi-purpose grease with grease gun. 1. Disconnect PTO Driveline. 2. Pull two sections apart. B. Tail wheel(s) 3. Apply thin coat of multi-purpose grease to 1.

  • Page 35: Disassembling Driveline Shield

    MAINTENANCE Disassembling Driveline Shield CAUTION Unhook driveline safety chain from one end of DO NOT operate PTO shaft without shielding installed. driveline. 2. Separate driveline into two (2) pieces. Reassembling Driveline Shield Replace white tabbed collar in groove of PTO shaft.

  • Page 36: Slip Clutch Operational Check

    If clutch does not 4. Inspect clutch components for wear or damage. slip, contact an authorized dealer. Tarter Repair parts as necessary. 4. Tighten bolts and lock nuts progressively, leaving a gap of 1.5-1.8 mm between clutch Friction Disks plate and Belleville Spring.

  • Page 37: Checking Blade Wear

    MAINTENANCE Checking Blade Wear CAUTION IMPORTANT When replacing blades, blade hardware, and blade pan it will be necessary to work underneath rotary cutter. Operating rotary cutter with blades that are not alike will Be sure to support rotary cutter frame at all four corner cause vibration.

  • Page 38: Maintenance & Storage

    MAINTENANCE / STORAGE Replacing Blade Pan Cont’d Remove the blades. (See p. 34, REPLACING 5. Remove castle nut slowly and allow the blade pan BLADES) to be removed. 2. Remove cotter pin from output shaft of the gearbox 6. Remove blade pan. underneath rotary cutter.

  • Page 39: Troubleshooting

    TROUBLESHOOTING Problem Possible Cause Possible Remedy Rotary cutter not level, side to side. Level 3-pt. hitch linkage on tractor. Blade dull or bent. Sharpen or replace blades. Leaves a streak of uncut or Blades unable to cut that part of grass Slow ground speed of tractor but keep partially cut grass.

  • Page 40: Product Specifications

    SPECIFICATIONS RC306 RC307 Weight 761 LB 1,100 LB Horsepower Required 28-65 HP 45-90 HP Hitch CLEVIS-STYLE CATEGORY 1 CLEVIS-STYLE CATEGORY 1 & 2 Quick Hitch Compatible Length, Overall (Including Tailwheel) 112″ 124″ Width, Overall 75″ 88″ Cutting Width 72″ 84″ Cutting Height 1.5 - 9″...

  • Page 41: Parts

    PARTS Overall Parts List - RC306 ITEM# PART# DESCRIPTION 9000525 MD Rotary Cutter Skid Shoe (Black) 9000529 6’ MD Rotary Cutter Front Chain Guard Kit (Black) 9000530 6’ MD Rotary Cutter Rear Chain Guard Kt (Black) RCTA Rotary Cutter Tire/Wheel & Fork Assembly 9000526 MD Rotary Cutter Tailwheel Frame (Black) 9000284...
  • Page 42 PARTS Overall Parts List - RC306 4000207 | REV B...
  • Page 43 PARTS Hitch Assembly - RC306 ITEM# PART# DESCRIPTION 9000527 MD Rotary Cutter A-Arm (2pk) (Black) 9000197 Inner Pivot Plate Bushing (2pk) (Black) 9000198 Outer Pivot Plate Bushing (2pk) (Black) 9000193 Pivot Plate (2pk) (Black) 9000191 6’ Back Brace (2pk) (Black) 9000285 Hitch Pin w/Clip 9000528...
  • Page 44 PARTS Gearbox Parts List - RC306 ITEM# PART# DESCRIPTION 9000286 6’ MD Blade (Pair) 9000287 6’ MD Blade Pan RCBBWW Blade Bolt Set (2pk) 9000288 6’ Black Premium Gearbox 9000302 Gearbox Bolt Kit 9000301 Slip Clutch Shield Cone w/Hardware S-502 Gearbox Breather 9000298 Gearbox Castle Nut w/Cotter Key...

  • Page 45: Rc307

    PARTS Overall Parts List - RC307 ITEM# PART# DESCRIPTION 9001344 RC7MD Rotary Cutter Skid Shoe (Black) 9001328 7' Front Chain Guard w/Hardware (Black) 9001329 7' Rear Chain Guard w/Hardware (Black) RCTA Rotary Cutter Tire/Wheel & Fork Assembly 9001345 RC7MD Rotary Cutter Tailwheel Frame (Black) Grease Zerk (5pk) 9000284 Manual Holder w/Hardware...
  • Page 46 PARTS Overall Parts List - RC307 7/16″-14 x 3″ 7/16″ Carriage Bolt Flat Washer (x4) (x4) 7/16″-14 Nylon 1/2″ x 2″ Lock Nut Tube (x4) (x4) 4000207 | REV B...
  • Page 47 PARTS Hitch Assembly - RC307 ITEM# PART# DESCRIPTION 9001346 7' MD Rotary Cutter A-Arm LH (Black) 9001347 7' MD Rotary Cutter A-Arm RH (Black) 9001348 7' MD Back Brace (2pk) (Black) 9000528 MD Rotary Cutter A-Arm Pivot Bushing (Black) 9000197 Inner Pivot Plate Bushing (2pk) (Black) 9000198 Outer Pivot Plate Bushing (2pk) (Black)
  • Page 48 PARTS Gearbox Parts List - RC307 ITEM# PART# DESCRIPTION 9001338 7' MD Gearbox S-502 Gearbox Breather 9001339 7' MD Gearbox Input Seal 9001340 7' MD Gearbox Output Seal 9000298 Gearbox Castle Nut w/Cotter Key 4000207 | REV B...

  • Page 49: Torque Specifications Chart

    TORQUE SPECIFICATIONS Proper torque for American fasteners used on manufactured implement. AMERICAN Recommended Torque in Foot Pounds (Newton Meters).* Bolt Head Markings WRENCH BOLT DIAMETER SIZE(IN.) “A” (IN.) “B” AND GRADE 2 GRADE 5 GRADE 8 THREAD SIZE 7/16 1/4 -20 UNC 6 (7) 8 (11) 12 (16)

  • Page 50: Manufacturer's Limited Warranty

    WARRANTY MANUFACTURER'S LIMITED WARRANTY Manufacturer warrants to the original purchaser that the purchased product is free from defects in material and workmanship for a period of one (1) year commencing on the date of original purchase, as evidenced by the original receipt, and will, at its option, repair, replace, or issue credit for any product or part found to be defective.

  • Page 51: Warranty Disclaimer

    WARRANTY WARRANTY DISCLAIMER: This limited warranty is in lieu of, and manufacturer disclaims and excludes any express and implied warranties with respect to the product including, without limitation, merchantability and fitness for a particular purpose. No other express warranty, whether written or oral, given by any person or entity, including a retailer, with respect to any product, shall bind manufacturer.
  • Page 52 PO BOX 10 10739 S US 127 DUNNVILLE KY 42528 1-800-RED-GATE | TARTERUSA.COM 4000207 | REV B...

This manual is also suitable for:

Rc306blRc307bl

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