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Published 03/24
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.
®
BUSH HOG
2501 Griffin Ave.
Selma, AL 36703
334-874-2700
www.bushhog.com
OPERATOR'S MANUAL
C01-Cover str
©2024 Alamo Group Inc.
BHCG84
CROWNING GRADER
Part No. 50084221

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Summary of Contents for Bush Hog BHCG84

  • Page 1 BHCG84 CROWNING GRADER Published 03/24 Part No. 50084221 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 BEFORE YOU START! Read the safety messages on the implement and shown in your manual. Observe the rules of safety and common sense! For future reference, record your Bush Hog product model number and serial number. Dealer Telephone Model Number...
  • Page 3: Table Of Contents

    FEDERAL LAWS AND REGULATIONS ....................... 1 - 12 INTRODUCTION SECTION ................2 - 1 ATTENTION OWNER/OPERATOR ........................ 2 - 4 BUSH HOG LIMITED WARRANTY ........................ 2 - 5 ASSEMBLY SECTION...................3 - 1 DEALER SET-UP INSTRUCTIONS ........................ 3 - 2 OPERATION SECTION ........
  • Page 4 Table of Contents OPERATING THE TRACTOR AND IMPLEMENT..................4 - 20 Operating the Grader..........................4 - 20 Backfilling and Snow Removal ........................ 4 - 20 SHUTTING DOWN THE IMPLEMENT ......................4 - 21 DISCONNECTING THE BLADE FROM THE TRACTOR................4 - 21 ROAD GRADER AND STORAGE ........................
  • Page 5: Safety Section

    SAFETY SECTION Safety Section 1-1 © 2024 Alamo Group Inc.
  • Page 6: General Safety Instructions And Practices

    Safety Messages. Always use good common sense to avoid hazards. (SG-2) str Si no lee ingles, pida ayuda a alguien que si lo lea para que le traduzca las medidas de seguridad. (SG-3) str BHCG84 03/24 Safety Section 1-2 © 2024 Alamo Group Inc.
  • Page 7 Operate the Tractor controls from the tractor seat only. (SG-9)str Never allow children or other persons to ride on the Tractor or Implement. Falling off can result in death or serious injury. (SG-10)str BHCG84 03/24 Safety Section 1-3 © 2024 Alamo Group Inc.
  • Page 8 The operator and all support personnel should wear hard hats, safety shoes, safety glasses, and proper hearing protection at all times for protection from injury including injury from items that may be thrown by the equipment. (SG-16)str BHCG84 03/24 Safety Section 1-4 © 2024 Alamo Group Inc.
  • Page 9 (SG-19)str Never attempt to lubricate, adjust, or remove material from the Implement while it is in motion or while tractor engine is running. (SG-20)str BHCG84 03/24 Safety Section 1-5 © 2024 Alamo Group Inc.
  • Page 10 Serious injury or death to the operator or others could result if the operator is under the influence of drugs or alcohol. (SG-27) str BHCG84 03/24 Safety Section 1-6 © 2024 Alamo Group Inc.
  • Page 11 Lower Stand and pin in place, or put a secure support under the A-Frame. Lower Blade carefully to the ground. Do not put hands or feet under lifted components. (SBL-4)str Cancer and Reproductive Harm www.P65Warnings.ca.gov BHCG84 03/24 Safety Section 1-7 © 2024 Alamo Group Inc.
  • Page 12: Parts Information

    These parts are made and tested to Bush Hog specifications. Non-genuine "will fit" parts do not consistently meet these specifications. The use of “will fit” parts may reduce equipment performance, void warranties, and present a safety hazard. Use genuine Bush Hog parts for economy and safety.
  • Page 13: Decal Location

    SAFETY DECAL LOCATION NOTE: Bush Hog supplies safety decals on this product to promote safe operation. Damage to the decals may occur while in shipping, use, or reconditioning. Bush Hog cares about the safety of its customers, operators, and bystanders, and will replace the safety decals on this product in the field, free of charge (Some shipping and handling charges may apply).
  • Page 14: Decal Description

    SAFETY DECAL DESCRIPTION BHCG84 03/24 Safety Section 1-10 © 2024 Alamo Group Inc.
  • Page 15 SAFETY BHCG84 03/24 Safety Section 1-11 © 2024 Alamo Group Inc.
  • Page 16: Federal Laws And Regulations

    (Refer to U.S. Dept. of Labor, Employment Standard Administration, Wage & Home Division, Child Labor Bulletin #102.) BHCG84 03/24 Safety Section 1-12 © 2024 Alamo Group Inc.
  • Page 17: Introduction Section

    INTRODUCTION SECTION Introduction Section 2-1 © 2024 Alamo Group Inc..
  • Page 18 Indicates a hazardous situation that, if not avoided, MAY result in MINOR OR MODERATE INJURY. Identifies special instructions or procedures that, if not strictly observed, could result in damage to, or destruction of the machine, attachments or the environment. BHCG84 03/24 Introduction Section 2-2 © 2024 Alamo Group Inc..
  • Page 19 Carefully read the Operator’s Manual completely, understand the Safety Messages and instructions, and know how to operate correctly both the tractor and Blade. Ultimately it is our desire that you will be operating your grader as a seasoned professional in very little time. BHCG84 03/24 Introduction Section 2-3 © 2024 Alamo Group Inc..
  • Page 20: Attention Owner/Operator

    NOTE: Warranties are honored only if completed “Owner Registration and Warranty” forms are received by Bush Hog within thirty days of delivery of the implement. 3. Record the Model and Serial Numbers on Warranty Page at the front of the Operator’s Manual. Keep this as part of the permanent maintenance file for the Implement.
  • Page 21: Bush Hog Limited Warranty

    2. If the unit has been subjected to misapplication, abuse, misuse, negligence, fire or other accident. 3. If parts not made or supplied by Bush Hog have been used in connection with the unit, if, in the sole judgment of Bush Hog such use affects its performance, stability or reliability.
  • Page 23: Assembly Section

    ASSEMBLY SECTION Assembly Section 3-1 © 2024 Alamo Group Inc.
  • Page 24: Dealer Set-Up Instructions

    The BHCG84 Road Graders are shipped completely assembled from the factory. Upon receipt of the unit make a thorough inspection of the machine to insure it is complete and in good working order. Contact Bush Hog Service Department to report any shipping damage, defective or missing parts.
  • Page 25: Operation Section

    OPERATION SECTION Operation Section 4-1 © 2024 Alamo Group Inc.
  • Page 26: Standard Equipment And Specifications

    1.STANDARD EQUIPMENT AND SPECIFICATIONS BHCG84 Overall Height 23” Overall Width 85” Overall Length 60” Overall Height with 3-Point Hitch 42” Overall Weight 988 lbs. NOTE: Specifications subject to change without notice. BHCG84 03/24 Operation Section 4-2 © 2024 Alamo Group Inc.
  • Page 27: Operator Requirements

    Serious injury or death to the operator or others could result if the operator is under the influence of drugs or alcohol. (SG-27) str BHCG84 03/24 Operation Section 4-3 © 2024 Alamo Group Inc.
  • Page 28: Tractor Requirements

    90 PTO HP for 2 wheel drive. Operating these implements with a tractor that does not have adequate power may damage the tractor engine. Exceeding the recommended horsepower may cause road grader damage by overpowering the unit in heavy operating conditions. BHCG84 03/24 Operation Section 4-4 © 2024 Alamo Group Inc.
  • Page 29: Tractor 3-Point Hitch

    The tractor’s 3-point hitch must be rated to lift at least 1000 lbs. The BHCG84 can attach to tractors with a CAT I or II hitch. Refer to the tractor operator’s manual for the category of the tractor used. If the hitch...
  • Page 30: Getting On And Off The Tractor

    Place the tractor shift lever into a low range or parking gear to prevent the tractor from rolling. Never dismount a Tractor that is moving or while the engine is running. Operate the Tractor controls from the tractor seat only. (SG-9)str BHCG84 03/24 Operation Section 4-6 © 2024 Alamo Group Inc.
  • Page 31: Starting The Tractor

    Start tractor only when properly seated in the Tractor seat. Starting a tractor in gear can result in death or serious injury. Read the Tractor operators manual for proper starting instructions. (SG-13) str BHCG84 03/24 Operation Section 4-7 © 2024 Alamo Group Inc.
  • Page 32: Connecting The Implement To The Tractor

    IMPORTANT: Scan this QR Code with your smart phone to link to the PAMI Safe Implement Hitching Manual for more information on correctly connecting agricultural tractors to implements. Or type in your internet browser the following web address: www.algqr.com/hme Ops-0008-MISC str BHCG84 03/24 Operation Section 4-8 © 2024 Alamo Group Inc.
  • Page 33: Connecting To Skid Steer Loader

    Skid Steer hitch plate. 7. Push lock handles on Skid Steer hitch down so that the pins go through the bottom slots of the Grader hitch plate and handles lock down. BHCG84 03/24 Operation Section 4-9 © 2024 Alamo Group Inc.
  • Page 34: Pre-Operation Inspection And Service

    Engine coolant level and condition • Power brake fluid level • Power steering fluid level • Fuel condition and level • Sufficient lubrication at all lube points • Air filter condition OPS-U-0030 str BHCG84 03/24 Operation Section 4-10 © 2024 Alamo Group Inc.
  • Page 35: Blade Pre-Operation Inspection/Service

    Ensure the manual canister is secured to the equipment with the operator’s manual inside. • Ensure all safety signs are in place and legible. Replace missing, damaged, and illegible decals. OPS-U- 0011 str BHCG84 03/24 Operation Section 4-11 © 2024 Alamo Group Inc.
  • Page 36: Blade & Box Blade Pre-Operation Inspection

    The gauge wheel(s) are in good condition & lubricated. The scarifier shanks are properly retained. The scarifier points are in good condition. Operator’s Signature: ____________________________________________ DO NOT OPERATE an UNSAFE TRACTOR or IMPLEMENT BHCG84 03/24 Operation Section 4-12 © 2024 Alamo Group Inc.
  • Page 37: Tractor Pre-Operation Inspection

    The engine coolant fluid level is full The radiator is free of debris The air filter is in good condition Operator’s Signature: ____________________________________________ DO NOT OPERATE an UNSAFE TRACTOR or IMPLEMENT BHCG84 03/24 Operation Section 4-13 © 2024 Alamo Group Inc.
  • Page 38: Blade Adjustment

    Left-Hand - “Grade Height” Right-Hand - “Grade Height” Adjustment (0 through 4) Adjustment (+1 through -2) BHCG84 03/24 Operation Section 4-14 © 2024 Alamo Group Inc.
  • Page 39: Below Grade Blade Adjustment

    6. Once the grading is complete, the roadway material should be packed into place. Packing is important to prevent the surface material from quickly being moved, resulting in ripples, waves, or tire channels. BHCG84 03/24 Operation Section 4-15 © 2024 Alamo Group Inc.
  • Page 40: Crowning

    6. Once the grading is complete, the roadway material should be packed into place. Packing is important to prevent the surface material from quickly being moved, resulting in ripples, waves, or tire channels. BHCG84 03/24 Operation Section 4-16 © 2024 Alamo Group Inc.
  • Page 41: Setting Ripper Teeth Depth

    5. If potholes are deeper than the ripper teeth are set, lower the teeth and spot rip those areas so as to avoid disturbing the base in solid areas. 6. Before grading, raise the teeth into the storage position. BHCG84 03/24 Operation Section 4-17 © 2024 Alamo Group Inc.
  • Page 42: Driving The Tractor And Implement

    When operating in traffic always use the Tractor’s flashing warning lights and reduce your speed. Be aware of traffic around you and watch out for the other guy. (SG-19)str BHCG84 03/24 Operation Section 4-18 © 2024 Alamo Group Inc.
  • Page 43: Starting The Tractor

    When operating in traffic, always use the Tractor’s flashing warning lights and reduce your speed. Be aware of traffic around you and watch out for the other guy. OPS-U- 0013 str BHCG84 03/24 Operation Section 4-19 © 2024 Alamo Group Inc.
  • Page 44: Operating The Tractor And Implement

    In all backfilling operations, the top link setting is very critical. Lengthen the top link so the road grader is tilted down at the rear in order that the road grader moves across the ground, not digging into it. BHCG84 03/24 Operation Section 4-20...
  • Page 45: Disconnecting The Blade From The Tractor

    Then extend the tractor 3-point hitch top link to remove tension on the top link hitch pin. When the pin is loose and easy to rotate, remove the pin from the road grader. Next remove both lower hitch pins. BHCG84 03/24 Operation Section 4-21...
  • Page 46: Road Grader And Storage

    Equipment and be killed or injured. Inadvertent contact with controls can cause the Implement to shift or fall crushing themselves or others. (SG-25) str Raise Ripper Teeth off the ground while being stored. BHCG84 03/24 Operation Section 4-22 © 2024 Alamo Group Inc.
  • Page 47: Driving The Tractor And Implement

    (SG-19)str Never allow children or other persons to ride on the Tractor or Implement. Falling off can result in death or serious injury. (SG-10)str BHCG84 03/24 Operation Section 4-23 © 2024 Alamo Group Inc.
  • Page 48: Transporting On Public Roadways

    Make certain that the “Slow Moving Vehicle” (SMV) sign is installed in such a way as to be clearly visible and legible. When transporting the Equipment use the Tractor flashing warning lights and follow all local traffic regulations. (SG-6)str BHCG84 03/24 Operation Section 4-24 © 2024 Alamo Group Inc.
  • Page 49 Reduce speed before turning or applying the brakes. Ensure that both brake pedals are locked together when operating on public roads. OPS-U- 0023 str BHCG84 03/24 Operation Section 4-25 © 2024 Alamo Group Inc.
  • Page 50: Hauling The Tractor And Implement

    Adjust Top Link. Excessive lifters down pres- Adjust lifters. sure. Scarifiers set too deep. Adjust scarifiers. Unable to Hold Level Ground. Tractor Draft Control lifting Set Tractor Draft Control. blade. BHCG84 03/24 Operation Section 4-26 © 2024 Alamo Group Inc.
  • Page 51: Maintenance Section

    MAINTENANCE SECTION Maintenance Section 5-1 © 2024 Alamo Group Inc.
  • Page 52: Blade Mounting Bolts

    NOTE: These values apply to fasteners as received from supplier, dry or when lubricated with normal engine oil. They do not apply if special graphited or molydisulphide greases or other extreme pressure lubricants are used. This applies to both UNF fine and UNC coarse threads. BHCG84 03/24 Maintenance Section 5-2 © 2024 Alamo Group Inc.
  • Page 53 MAINTENANCE BHCG84 03/24 Maintenance Section 5-3 © 2024 Alamo Group Inc.
  • Page 54: Maintenance Schedule

    Make sure all fasteners are tightened to proper torque. Refer to Bolt Torque Requirements Inspect the lift cylinder and hoses for damage Washer the grader Inspect frame for cracking or damage BHCG84 03/24 Maintenance Section 5-4 © 2024 Alamo Group Inc.
  • Page 55 TO THE OWNER/OPERATOR/DEALER 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 56 BHCG84 Crowning Grader BHCG84 Series Crowning Grader-SOM 02/24 P/N 50084221 Printed U.S.A...

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