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Owner Manual
Winton Box Grader
WRB Series
IMPORTANT: Read all instructions before using this attachment

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Summary of Contents for Winton WRB Series

  • Page 1 Owner Manual Winton Box Grader WRB Series IMPORTANT: Read all instructions before using this attachment...
  • Page 2 Congratulations on the purchase of your new attachment! Before you get started, we have provided a helpful space to jot down a few important details: Model number: WRB4 / WRB5 / WRB6 Serial number: Date of purchase: Factory reference: RB4/4BS, RB5/5BS, RB6/6BS This manual should be considered a permanent part of this attachment and therefore should remain with it even if the attachment is subsequently sold.
  • Page 3: Safety Information

    Safety Information Before installation/maintenance, ensure both tractor and attachment are stationary, with the hydraulic lift system in a neutral position and the ignition key removed. Read and understand this manual fully before operating machinery. Failure to follow all safety standards can result in severe injury or death. This attachment is for use with compact tractors only.
  • Page 4 Safety Information (Continued) Attachment Pre-use Checks Upon receipt of attachment, and again within the first 4 hours of use: Check/tighten all bolts, nuts and screws (and those securing blades). Check the tension of any belt(s), and adjust if required. Apply grease to grease points if necessary. Tractor &...
  • Page 5: Table Of Contents

    Contents Safety Information………………………………………………………………………..page 3-4 Specifications…………………………………………………………………………………..page 5 Installation & Operating Instructions……………………………………………….page 6 Ripper Tine Adjustment…………………………………………………………………..page 7 Parts Diagram & List……………………………………………………………………..page 8-9 Blade Replacement………………………………………………………………………..page 10 Product Warranty…………………………………………………………………………..page 11 Specifications Model WRB4 WRB5 WRB6 190kg 250kg 310kg Weight: 16hp+ 20hp+ 25hp+ Recommended Tractor HP: 120cm 150cm 180cm...
  • Page 6: Installation & Operating Instructions

    Installation & Operating Instructions Before installation/maintenance, ensure both tractor and attachment are stationary, with the hydraulic lift system in a neutral position and the ignition key removed. Position the tractor on flat ground and lower the 3-point linkage (3) to line-up with the box grader.
  • Page 7: Ripper Tine Adjustment

    Ripper Tine Adjustment Before installation/maintenance, ensure both tractor and attachment are stationary, with the hydraulic lift system in a neutral position and the ignition key removed. Take care when handling blades, wear gloves and use suitable tools. Very hard ground may require ‘ripping’ to loosen the soil to allow the scraper blade to work effectively.
  • Page 8: Parts Diagram & List

    Parts Diagram...
  • Page 9 Parts List Diag Part Number Part Description 6GB.00.101 Grader blade 6ft 5GB.00.101 Grader blade 5ft 4GB.00.101 Grader blade 4ft GB2674- M16x40 Screw M16 8/ 10/ 12 GB97.1-16 Plain washer M16 11/ 13/ 15 GB93-16 Lock washer M16 11/ 13/ 15 GB6170- M16 Nut M16 11/ 13/ 15...
  • Page 10: Blade Replacement

    Blade Replacement Take care when handling blades, wear gloves and use suitable tools. Ensure the box grader is stable with rigid supports. All box grader blades are reversable, with removable tine tips. If blades/ tine tips keep breaking, then reduce the tractor speed, and await rainfall to soften hard ground.
  • Page 11: Product Warranty

    Terms & Conditions All products purchased as new are covered under our 12 month warranty from the date of purchase. During this period Winton will repair or replace defective parts free of charge. This warranty is given on the proviso that the product has been used and maintained according to the Owners Manual.
  • Page 12 Published: August 2021...

This manual is also suitable for:

Wrb4Wrb5Wrb6