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VAIL PRODUCTS XBC-EX-6820/15 Owner's Manual

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XBC-EX-6820/15
XBC-EX-7820/15
OWNER'S MANUAL
MADE IN THE U.S.A.
Rev. 11-9-2022

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Summary of Contents for VAIL PRODUCTS XBC-EX-6820/15

  • Page 1 XBC-EX-6820/15 XBC-EX-7820/15 OWNER’S MANUAL MADE IN THE U.S.A. Rev. 11-9-2022...
  • Page 2 SPECIFICATIONS AND DESIGN ARE SUBJECT TO CHANGE WITHOUT NOTICE AND WITHOUT LIABILITY.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Introduction ............................5 Safety ..............................7 Decals ..............................12 Pre-Operation ..........................14 Installation Instructions ........................15 Operating Instructions ........................16 Troubleshooting ..........................18 Lubrication ............................21 Maintenance ............................22 Bolt Torque Specifications ......................29 Specifications ..........................30 Parts Section ............................31 Limited Warranty ..........................35...
  • Page 4 READ ENTIRE MANUAL BEFORE OPERATING EQUIPMENT! If you do not understand any section of this manual and/or function of this product please contact your local authorized dealer immediately. SPECIFICATIONS AND DESIGN ARE SUBJECT TO CHANGE WITHOUT NOTICE AND WITHOUT LIABILITY.

  • Page 5: Introduction

    ® specifications. Record the model & serial numbers of your unit in this manual. The parts department needs this information to ensure that you receive the correct parts. Never let anyone operate a Vail Products unit without reading ® the “Safety Precautions” and “Operating Instructions” sections of this manual.
  • Page 6 SPECIFICATIONS AND DESIGN ARE SUBJECT TO CHANGE WITHOUT NOTICE AND WITHOUT LIABILITY.

  • Page 7: Safety

    Safety SAFETY PRECAUTIONS READ MANUAL PRIOR TO INSTALLATION Improper installation, operation, or maintenance of this equipment could result in serious injury or death. Operator and maintenance personnel should read this manual, as well as all manuals related to this equipment and the prime mover thoroughly before beginning installation, operation, or maintenance.
  • Page 8 Safety SAFETY PRECAUTIONS LOWER OR SUPPORT RAISED EQUIPMENT Do not work under raised booms without supporting them. Do not use support material made of concrete blocks, logs, buckets, barrels or any other material that could suddenly collapse or shift positions. Make sure support material is solid , not decayed, warped, twisted or tapered.
  • Page 9 Safety SAFETY PRECAUTIONS DO NOT MODIFY MACHINE OR ATTACHMENTS Modifications may weaken the integrity of the attachment and may impair the function, safety, life and performance of the attachment. When making repairs, use only the manufacturer’s genuine parts, following authorized instructions.
  • Page 10 Safety EQUIPMENT SAFETY PRECAUTIONS KNOW WHERE UTILITIES ARE Observe overhead electrical and other utility lines. Be sure equipment will clear them. When digging, call your local utilities for location of buried utility lines, gas, water and sewer, as well as any other hazard you may encounter. EXPOSURE TO RESPIRABLE CRYSTALLINE SILICA DUST ALONG WITH OTHER HAZARDOUS DUSTS MAY CAUSE SERIOUS OR FATAL RESPIRATOR DISEASE.
  • Page 11 Serious damage or personal injury could result. • Worn, damaged, or illegible safety decals must be replaced. New safety decals can be ordered from Vail Products ® • Never make hydraulic repairs while the system is under pressure. Serious personal injury or death could result.

  • Page 12: Decals

    STAY BACK PART #RDL3125 DANGER!DO NOT OPERATE DANGER! ROTATING BLADES WARNING! CRUSH HAZARD DANGER DANGER! DO NOT EXIT STAY CLEAR 300 FEET 10/28/13 51-10026 DANGER! STAY CLEAR 300 FEET SERIAL PLATE VAIL "V" LOGO VAIL PRODUCTS LOGO ® NO STEP...
  • Page 13 Reductions of the actual decals located on the previous page. Use this information to order replacements for lost or damaged decals. Be sure to read all decals before operating the attachment. They contain information you need to know for both safety and unit longevity. VAIL PRODUCTS LOGO SERIAL PLATE HYD FLUID WARNING VAIL "V"...

  • Page 14: Pre-Operation

    Pre-Operation GENERAL INFORMATION Your attachment is operated by the prime mover’s auxiliary hydraulics and mounts to the prime mover’s toolbar mechanism for easy operator hook-up. Your prime mover/loader must have an auxiliary hydraulic system and an IMPACT- RESISTANT, SHATTERPROOF 1/2" THICK POLYCARBONATE FRONT CAB DOOR to operate the rotary cutter.

  • Page 15: Installation Instructions

    Installation Instructions GENERAL INFORMATION The following instructions will help you to mount your rotary cutter onto your prime mover loader. The rotary cutter is designed for ease of installation. Therefore, if you know how to attach your loader bucket, attaching the rotary cutter should prove no problem. Remember to read all safety warnings, decals and operating instructions before operating the attachment.

  • Page 16: Operating Instructions

    Operating Instructions GENERAL INFORMATION The rotary cutter attaches to the toolbar (or quick-attach) mechanism of your prime mover loader. Due to this arrangement, thorough knowledge of the prime mover’s controls is necessary for safe machine operation. Read and understand your prime mover operator’s manual for information regarding prime mover operation before attempting to use the rotary cutter.
  • Page 17 SPECIFICATIONS AND DESIGN ARE SUBJECT TO CHANGE WITHOUT NOTICE AND WITHOUT LIABILITY.
  • Page 18 Operating Instructions AVOID STALLING ROTARY CUTTER: Continuous rotation is required to prevent overheating of the hydraulic system. Overheating of the hydraulic system is caused if hydraulic oil is repeatedly forced over the relief valve setting on either the prime mover or rotary cutter (whichever is less).

  • Page 19: Troubleshooting

    Operating Instructions TROUBLESHOOTING OPERATING CONDITIONS GRASS TOO LONG OR THICK: If cutting heavy vegetation, you may need to slow travel speed or make smaller passes (less than full cut) to prevent overloading and stalling the unit. BRUSH TOO BIG IN DIAMETER: The rotary cutter is NOT designed to cut large diameter trees.
  • Page 20 Operating Instructions STORAGE The following storage procedure will help you to keep your rotary cutter in top condition. It will also help you get off to a good start the next time your cutter is needed. We therefore strongly recommend that you take the extra time to follow these procedures whenever your unit will not be used for an extended period of time.

  • Page 21: Lubrication

    Lubrication GENERAL INFORMATION Economical and efficient operation of any machine is dependent upon regular and proper lubrication of all moving parts with a quality lubricant. Neglect leads to reduced efficiency, wear, breakdown, and needless replacement of parts. WEEKLY CHECK The oil level in the drive bearing housing should be checked once a week. Fill as necessary with a mild extreme pressure lubricant API-GL-5, No.

  • Page 22: Maintenance

    Maintenance GENERAL INFORMATION Regular maintenance is the key to long equipment life and safe operation. Maintenance requirements have been reduced to an absolute minimum. However, it is very important that these maintenance functions be performed as described. To avoid serious injury. Lower the rotary cutter to the ground, set the parking brake, stop the prime mover engine, and remove the key.
  • Page 23 Maintenance To avoid serious injury. Lower the rotary cutter to the ground, set the parking brake, stop the prime mover engine, and remove the key. Disconnect the hydraulic couplers. If unit must be left raised for maintenance, block the unit securely to prevent accidental release of the lifting mechanism.
  • Page 24 Maintenance Continued from page 23. Replace or sharpen blade and then loosely bolt blade into position on the carrier. (Install blade bolts from the bottom up, with the washer & lock nut towards the access NOTE: With one hand under the blade carrier, holding the blade and blade bolt, loosely install the washer and lock nut.
  • Page 25 Maintenance Continued from page 24. Remove the capscrews holding the motor to the drive bearing housing, and remove the motor. Check motor seal (O-ring) for damage and replace if required. Install the new motor with O-ring onto the drive bearing housing using the existing hardware. Torque to specifications.
  • Page 26 Maintenance REPLACING DRIVE BEARING HOUSING Continued from page 25. Remove hoses. Remove the capscrews holding the motor to the drive bearing housing, and remove the motor, setting it into a clean container to help prevent any contaminants from entering the hydraulic system.
  • Page 27 Maintenance CHANGING OIL IN DRIVE BEARING HOUSING When changing the oil in the drive bearing housing the unit should be setting firmly on the ground with the hydraulic couplers disconnected. We recommend removing the existing oil with a fluid removal pump.
  • Page 28 Troubleshooting PROBLEM POSSIBLE CAUSE POSSIBLE REMEDY Blades bent. (Blades can become stuck to Replace bent blades. (Blades EXCESSIVE the blade carrier and cause an imbalance.) positioned directly opposite of VIBRATION each other will need to be replaced at the same time.) Blades damaged or worn.

  • Page 29: Bolt Torque Specifications

    Bolt Torque Specifications GENERAL TORQUE SPECIFICATION TABLES Use the following charts when determining bolt torque specifications when special torques are not given. Always use grade 5 or better when replacing bolts. SAE BOLT TORQUE SPECIFICATIONS NOTE: The following torque values are for use with extreme pressure lubricants, plating or hard washer applications.

  • Page 30: Specifications

    Specifications WIDTH LENGTH HEIGHT MODEL XBC-EX-6820 XBC-EX-7820 WIDTH 60 in. (1524 mm) 71 in. (1797 mm) LENGTH 68 in. (1727 mm) 78 in. (1981 mm) HEIGHT 28 in. (697 mm) 28 in. (697 mm) WEIGHT 2500 lbs.** (1134 kg) 3000 lbs.** (1360 kg) SWATH 60 in.

  • Page 31: Parts Section

    Parts Section 68” & 78” Deck 7/8/9 3/4/5 ITEM PART # DESCRIPTION 50200935 Cutter Deck Weldment 68” 50200940 Cutter Deck Weldment 78” 51050000 Access Cover 51090400 3/8”NC x 1-1/4” Hex Cap Screw Gr.5 51090500 3/8” SAE Flat Washer 51090600 3/8” Lock Nut 59999000 Manual Canister 52093500...
  • Page 32 Parts Section 68” & 78” Drive ITEM PART # DESCRIPTION The following items ( 1 thru 6 ) are included in the Motor Kit 51991000 (Specify High Flow or Low Flow Motor) 51060000 Hydraulic Motor (High Flow) 51060040 Hydraulic Motor (Low Flow) 25 GPM Max 51060200 Hydraulic Valve Body 51060500...
  • Page 33 Parts Section 68” & 78” Drive HYDRAULIC SYSTEM AND HOSE CONNECTION DETAIL 40 GPM MAXIMUM MOTOR MANIFOLD PRESSURE RELIEF VALVE INLET CONNECTION IS FACTORY SET AT 3000 PSI -12 MALE ORFS CASE DRAIN CONNECTION -06 MALE ORFS OUTLET CONNECTION -12 MALE ORFS...
  • Page 34 Parts Section 68” & 78” Blade Carrier ITEM PART # DESCRIPTION 50200945 Blade Carrier - 68” 50200950 Blade Carrier - 78” 51425200 Blade Bolt 51425300 Blade, 3/4” Thick - Reversible 51091150 1-1/4” Thick Flat Washer 51090650 1-1/4”UNF Lock Nut 51090700 5/8”...

  • Page 35: Limited Warranty

    No goods shall be returned except by written permission of seller, and returns under any other conditions will not be accepted. VAIL PRODUCTS will not be responsible for any import taxes or duties imposed by other governments or governmental agencies. SAID WARRANTY...

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