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RHINO FINISHING MOWERS GK6072 Operator's Manual

60" & 72" rear discharge finishing mowers
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Published 08/01
OPERATOR'S MANUAL
This Operator's Manual is an integral part of the safe operation
of this machine and must be maintained with the unit at all
times. READ, UNDERSTAND, and FOLLOW the Safety and
Operation Instructions contained in this manual before
operating the equipment.
RHINO
®
1020 S. Sangamon Ave.
Gibson City, IL 60936
800-446-5158
Email: parts@servis-rhino.com
GK6072
60" & 72" Rear Discharge
© 2004 Alamo Group Inc.
Finishing Mowers
P/N 00767471C
$0.00

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Summary of Contents for RHINO FINISHING MOWERS GK6072

  • Page 1 Published 08/01 OPERATOR'S MANUAL This Operator's Manual is an integral part of the safe operation of this machine and must be maintained with the unit at all times. READ, UNDERSTAND, and FOLLOW the Safety and Operation Instructions contained in this manual before operating the equipment.
  • Page 2 TO THE OWNER/OPERATOR/DEALER All implements with moving parts are potentially hazardous. There is no substitute for a cautious, safe-minded operator who recognizes the potential hazards and follows reasonable safety practices. The manufacturer has designed this implement to be used with all its safety equipment properly attached to minimize the chance of accidents. BEFORE YOU START!! Read the safety messages on the implement and shown in your manual.

  • Page 3: Before Operating

    In order to reduce accidents and enhance the safe operation of mowers, Alamo Group Ag Division, in cooperation with other industry manufacturers has developed the AEM/FEMA Industrial and Agricultural Mower Safety Practices video and guide book. The video will familiarize and instruct mower-tractor operators in safe practices when using industrial and agricultural mowing equipment.
  • Page 4 Alamo Group Ag. Division is willing to provide one (1) AEM Mower Safety Practices Video Please Send Me: VHS Format – AEM/FEMA Mower Operator Safety Video DVD Format – AEM/FEMA Mower Operator Safety Video Mower Operator’s Manual AEM Mower Operator’s Safety Manual Requester Name: Requester Address: City...

  • Page 5: Table Of Contents

    TABLE OF CONTENTS SAFETY SECTION ... 1-1 Safety Information ... 1-2 Decal Location ... 1-11 Safety Decals ... 1-12 Federal Laws & Regulations ...1-14 INTRODUCTION SECTION ... 2-1 ASSEMBLY SECTION ... 3-1 A-Frame Attachment ... 3-2 Caster Wheel Attachments ... 3-3 OPERATION SECTION ...

  • Page 7: Safety Section

    SAFETY SECTION Safety Section 1-1...
  • Page 8 A safe and careful operator is the best operator. Safety is of primary importance to the manufac- turer and should be to the owner/operator. Most accidents can be avoided by being aware of your equipment, your surroundings, and observing certain precautions. The first section of this manual includes a list of Safety Messages that, if followed, will help protect the operator and bystanders from injury or death.
  • Page 9 PELIGRO! Si no lee Ingles, pida ayuda a alguien que si lo lea para que le traduzca las medidas de seguridad. (SG-3) Never operate the Tractor or Implement until you have read and DANGER! completely understand this Manual, the Tractor Operator’s Manual, and each of the Safety Messages found in the Manual or on the Tractor and Implement.
  • Page 10 Never allow children or other persons to ride on the Tractor or Implement. DANGER! Falling off can result in serious injury or death. DANGER! Never allow children to operate or ride on the Tractor or Implement. WARNING! Do not mount the Tractor while the tractor is moving.
  • Page 11 WARNING! Transport only at safe speeds. Serious accidents and injuries can result from operating this equipment at unsafe speeds. Understand the Tractor and Implement and how it handles before transporting on streets and highways. Make sure the Tractor steering and brakes are in good condi- tion and operate properly.
  • Page 12 KEEP AWAY FROM ROTATING ELEMENTS to prevent entanglement DANGER! and possible serious injury or death. DANGER! Never allow children to play on or around Tractor or Implement. Children can slip or fall off the Equipment and be injured or killed. themselves or others.
  • Page 13 DANGER! All Safety Shields, Guards and Safety devices including (but not limited to) - the Deflectors, Chain Guards, Steel Guards, Gearbox Shields, Hydraulic Tank Shields, and Retractable Door Shields should be used and main- tained in good working condition. All safety devices should be inspected carefully at least daily for missing or broken components.
  • Page 14 Replace bent or broken blade with new blades. NEVER ATTEMPT TO STRAIGHTEN BLADES DANGER! SINCE THIS WILL LIKELY CRACK OR OTHERWISE DAMAGE THE BLADE WITH SUBSEQUENT FAILURE AND POSSIBLE SERIOUS INJURY FROM THROWN BLADES. (SGM-10) Do not mow with two machines in the same area except with Cab tractors with the windows closed. WARNING! (SGM-11) DANGER!
  • Page 15 DANGER! There are obvious and hidden potential hazards in the operation of this Mower. REMEMBER! This machine is often operated in weeds and in heavy grass. The Blades of this Mower can throw objects if shields are not properly installed and maintained. Serious injury or even death may occur unless care is taken to insure the safety of the operator, bystanders, or passersby in the area.
  • Page 16 Replace bent or broken blade with new blades. NEVER ATTEMPT TO STRAIGHTEN OR WELD DANGER! ON BLADES SINCE THIS WILL LIKELY CRACK OR OTHERWISE DAMAGE THE BLADE WITH SUBSEQUENT FAILURE AND POSSIBLE SERIOUS INJURY FROM THROWN BLADES. (SGM-10) In addition to the design and configuration of this Implement, including Safety Signs and Safety Equipment, hazard control and accident prevention are dependent upon the awareness, concern, prudence, and proper training of personnel involved in the operation, transport, maintenance, and storage of the machine.

  • Page 17: Safety Decals

    ITEM PART NO. 00725746 00749117 00755742 00756004 ((1)) 00775933 00756005 ((1)) 00756494 00769737 00758194 00760657 00773723 D103 03200347 00755691 00763977 99101 00771819 00767476 00767477 2738332 00776481 00776031 00767471C 10058000 00017000 00024100 02959924 * Furnished by Tractor Manufacturer (( )) Installed by D/L Manufacturer GK6072 08/01 ©...
  • Page 18 1 - 00725746 4 - 00756004 6 - 00756494 9 - D103 GK6072 08/01 © 2004 Alamo Group Inc. SAFETY 2 - 00749117 - Not Shown (See Inside Front Cover of Manual) 5 - 00756005 Safety Section 1-12 3 - 00755742 7 - 00758194 8 - 00760657 R 04-09-99...
  • Page 19 11 - 00755691 4A - 00775933 12 - 00763977 13 - 99101 14 -00771819 17 - 00776481 8A - 00773723...

  • Page 20: Federal Laws & Regulations

    FEDERAL LAWS AND REGULATIONS This section is intended to explain in broad terms the concept and effect of federal laws and regulations concerning employer and employee equipment operators. This section is not intended as a legal interpretation of the law and should not be considered as such.

  • Page 65: Introduction Section

    INTRODUCTION SECTION Introduction Section 2-1...
  • Page 66 This Rotary Mower is designed with care and built with quality materials by skilled workers. Proper assembly, maintenance, and operating practices, as described in this manual, will help the owner/operator get years of satisfactory service from the machine. The purpose of this manual is to familiarize, and instruct. The Assembly Section instructs the owner/operator in the correct assembly of the Mower using standard and optional equipment.
  • Page 67 Your RHINO GK mower is designed for light-duty cutting such as lawn maintenance plus small weed and grass control. With a reasonable amount of preventive maintenance, your Mower will provide years of dependable service. DANGER! NEVER ALLOW CHILDREN TO OPERATE, RIDE ON, OR COME CLOSE TO MOWER OR TRACTOR.
  • Page 68 INTRODUCTION ATTENTION OWNER/OPERATOR BEFORE OPERATING THIS MACHINE: 1. Carefully read the Operator’s Manual, completely understand the Safety Messages and instructions, and know how to operate correctly both the tractor and Mower. 2. Fill out the Warranty Card in full. Be sure to answer all questions, including the Serial Number of the Mower.

  • Page 69: Assembly Section

    ASSEMBLY SECTION Assembly Section 3-1...

  • Page 70: A-Frame Attachment

    The GK60 & 72 Mowers will attach to most tractors with Cat. I Three-Point hitch and a 540 RPM PTO. DO NOT EXCEED HORSEPOWER RECOMMENDATIONS. DANGER! Operating with PTO speed over 540 RPM can cause excessive vibration with subsequent machine failure which can cause serious injury or even death. Never exceed 600 RPM. DEALER SET-UP INSTRUCTIONS Assembly of this mower is the reponsibility of the Rhino dealer.

  • Page 71: Caster Wheel Attachments

    ASSEMBLY A-FRAME ATTACHMENT (cont'd.) Install floating hitch pins to main frame using either the standard or extended hitch postions. Exploded view shows standard position FIGURE 2. To install in extended position move flats (1) forward and place bushings (2) in rear holes and bushing (3) at center hole.

  • Page 73: Operation Section

    OPERATION SECTION Operation Section 4-1...
  • Page 74 The safe operation of this machine is the responsibility of the operator. The operator should be familiar with the cutter and tractor and all safety practices before starting operation. This mower is designed for lawn or grass mowing. It is not designed for rough conditions or heavy weed mowing. It is equipped with suction type blades for best results in lawn mowing.
  • Page 75 DRIVELINE ATTACHMENT TO TRACTOR 1. Grab and pull collar on end of attaching yoke toward cutter. 2. Slide yoke (with collar depressed) onto PTO shaft. 3. Move yoke back and forth until locking collar clicks forward and locks the yoke in place. WARNING! When attaching PTO yoke to tractor PTO shaft, it is important that spring activated locking collar slides freely and is seated in groove on PTO shaft.
  • Page 76 Enter the area to cut with the cutter operating at PTO speed and, if it becomes necessary to temporarily regulate engine speed during operations, increase or decrease the throttle gradually. To transport, disengage the PTO, raise full transport height. CUTTING SPEED Proper ground speed for cutting will depend upon the height, type, and density of material to be cut.
  • Page 77 BEFORE OPERATING OR TRANSPORTING THIS MOWER Always display this SMV emblem (FIGURE 1) on the rear of the tractor transporting this mower where it is clearly visible to oncoming traffic. Prominent display of this symbol will help the operator avoid accidents which could cause injury or possibly death.
  • Page 78 DRIVELINE LENGTH Raise mower to full transport or until driveline just hits deck at front. If distance between colored tape and outer shield tube is 1-9/16 or less, drive tubes should be shortened per Figure 4. Always maintain 1-9/16 clearance when operated in shortest working position.
  • Page 79 PROBLEM POSSIBLE CAUSE STREAKING Slow Blade Speed Worn Blade Tips Dull Blades Blades unable to cut that part of grass pressed down by path of tractor tires or casters Mowing Too Fast Drive Belt Loose Belt Glazed/Slipping Blade Loose on Spindle Conditions to wet for mowing MATERIAL DISCHARGES Material too high and too much...
  • Page 80 PROBLEM POSSIBLE CAUSE BELT SLIPPAGE Mower overloading, material too Reduce tractor ground speed but tall or heavy Oil on belt from over lubrication Be careful not to over lubricate. Belt hung up or rubbing FRAYED EDGES ON COVER Belt misaligned or belt rubbing guide.

  • Page 81: Maintenance Section

    MAINTENANCE SECTION Maintenance Section 5-1...

  • Page 82: Lubrication Information

    Before operating your Finishing Mower, make sure it is properly lubricated and thoroughy inspected. Only a minimum of time and effort is required to regularly lubricate and maintain this machine to provide long life and trouble free operation. WARNING! Always disengage the PTO before raising the Rotary Cutter for transporting or making adjustments.

  • Page 83: Gearbox

    MAINTENANCE GEARBOX The Gearbox has been filled with lubricant to the Test Plug Level prior to shipment. However, you should check the oil level at Test Plug before operating, and frequently thereafter. The gearbox should not require additional lubricant unless the box is cracked or a seal is leaking. It is recommended that the oil level plug be removed after every 8 to 10 hours of operation and oil added until it runs out Test Plug hole.

  • Page 84: Driveline Lubrication

    DRIVELINE LUBRICATION Grease Fittings are located on the Cross Assembly of each U-Joint and on the telescoping tubes. Grease the U-Joint after each 8 hours of use. Figure 5. Do not force grease through the Needle Cup Assemblies. The telescoping PTO shaft inside the shielding must be lubricated daily. Figure 6. Disconnect driveline from tractor and pull halves apart.

  • Page 85: Blade Servicing

    BLADE SERVICING Inspect blades before each use to determine that they are properly installed and in good condition. Replace any blade that is bent, excessively nicked, worn, or has any other damage. Small nicks can be ground out when sharpening. Use only original equipment blades on this cutter.

  • Page 86: Belt Adjustment Procedure

    MAINTENANCE 3/4" FIGURE 8 10 LBS. Locknut Flatwasher Spacer Bolt Flatwasher BELT ADJUSTMENT PROCEDURE (All Models except 11') Adjust the tension in the drive belts, item1, properly so that they deflect 3/4" when a force of approximately 10 lb. is applied as indicated. Tighten drive belts by loosening nut, items 2 &...

  • Page 87: Storage

    MAINTENANCE STORAGE Your rotary mower represents an investment from which you should get the greatest possible benefit. Therefore, when the season is over, the cutter should be thoroughly checked and prepared for storage so that a minimum amount of work will be required to put it back into operation for the next season. The following are suggested storage procedures: 1.

  • Page 88: Blade Spindle Service Instructions

    BLADE SPINDLE SERVICE INSTRUCTIONS DISASSEMBLY 1. Remove adjusting nut #3. 2. Support spindle housing #2 under flange and drive out shaft assembly #1. CAUTION ! Use tube on top end of shaft to protect grease fitting. 3. Remove bearing cups from housing. Remove lower bearing from shaft assembly by inserting punch through hole in shaft hub and drive bearing off shaft.
  • Page 89 MAINTENANCE SERVICING DRIVELINE SHIELDS (Figure 11) 1. Remove locking screw #1. 2. Twist shield tube in relation to cone to align white tab with slot in cone. 3. Pull on shield tube to remove complete shield from assembly. 4. Shield Bearing is split and can be removed by pulling ends apart. Note positioning of bearing before removing. 5.
  • Page 90 1. LIMITED WARRANTIES 1.01.Servis-Rhino warrants for one year from the purchase date to the original non-commercial, governmental, or municipal purchaser (“Purchaser”) and warrants for six months to the original commercial or industrial purchaser (“Purchaser”) that the goods purchased are free from defects in material or workmanship. 1.02.Manufacturer will replace for the Purchaser any part or parts found, upon examination at one of its factories, to be defective under normal use and service due to defects in material or workmanship.
  • Page 91 To keep your implement running efficiently and safely, read your manual thoroughly and follow these directions and the Safety Messages in this Manual. The Table of Contents clearly identifies each section where you can easily find the information you need. The OCCUPATIONAL SAFETY AND HEALTH ACT (1928.51 Subpart C) makes these minimum safety requirements of tractor operators: REQUIRED OF THE OWNER:...
  • Page 92 GK60/72-OMWPL-08/01 P/N 00767471C Printed U.S.A.
  • Page 93 00763505 FILE. SIGNED COMPLETED, SERVIS-RHINO ® SIGN. MUST MACHINE. THIS WITHIN MAILED MUST REGISTRATION EFFECT, MAILBOX. INFORMATION REGISTRATION mailbox. CARD REGISTRATION UNTIL REFUSED SUBMITTED CLAIM PURCHASER DATE DELIVERY SIGNED, WARRANTY WARRANTY THIS IMPORTANT! COPY LAST DROP WARRANTY drop tape, tear), 60936-9907 City, Gibson...
  • Page 94 BEFORE MAILING WARRANTY CARD, MAKE SURE ALL INFORMATION IS LEGIBLE SERVIS-RHINO Servis-Rhino Model Purchaser Last Name Street & No., RFD, Box, &/or Apt. No. City Dealer City • I have informed the Purchaser of this product of Warranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator’s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices Video, and reviewed Purchaser’s responsibility to train his operators in safe operation.
  • Page 96 1. PRINT FIRMLY. 2. REMOVE WHITE COPY FOR CUSTOMER RECORDS. SERVIS-RHINO Servis-Rhino Model Purchaser Last Name Street & No., RFD, Box, &/or Apt. No. City Dealer City • I have informed the Purchaser of this product of Warranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator’s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices Video, and reviewed Purchaser’s responsibility to train his operators in safe operation.
  • Page 98 1. PRINT FIRMLY. 2. REMOVE WHITE COPY FOR CUSTOMER RECORDS. SERVIS-RHINO Servis-Rhino Model Purchaser Last Name Street & No., RFD, Box, &/or Apt. No. City Dealer City • I have informed the Purchaser of this product of Warranty terms, provisions, and procedures that are applicable, reviewed the contents of the Operator’s Manual including safety equipment, safe operation, and maintenance, reviewed the Safety Signs on implement (and tractor if possible), shown the AEM Mower Safety Practices Video, and reviewed Purchaser’s responsibility to train his operators in safe operation.

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