Major MJ31-560 Operator's Manual And Parts List
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Major MJ31-560 Operator's Manual And Parts List

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MJ31-560 HEAVY DUTY CYCLONE
WARNING
Read this instruction manual thoroughly before using
your machine and follow all safety precautions.
www.major-equipment.com
Operator's Manual
and Parts List

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Summary of Contents for Major MJ31-560

  • Page 1 Operator’s Manual MJ31-560 HEAVY DUTY CYCLONE and Parts List WARNING Read this instruction manual thoroughly before using your machine and follow all safety precautions. www.major-equipment.com...
  • Page 2 Major reserves the right to modify the machinery and the technical data contained within the manual without prior notice. Further to this, Major assumes no liability for any damages which may result from the use of the information contained within this manual.

  • Page 3: Table Of Contents

    Transport Position Operating the Machine/Mowing Additional adjustments Roller and skid setup Maintenance Machine storage PTO Shaft Maintenance Transmission Bolts Roller Replacement of wear parts Clearing out a blockage Wing shafts alignment Troubleshooting Lubrication schedule Spinning Undersole Disk (if applicable) www.major-usa.com...
  • Page 4 Spare Parts - CYCLONE MJ31-560 Overview MJ31-560 Body Assembly MJ31-560 Wing Assembly (RH Wing MJ31-560HD-WGGA01) MJ31-560 Wing Assembly (LH Wing MJ31-560HD-WGGA01H) Front Guards assembly MJ31-560 MJ31-560 Blade assemblies Spinning Undersole Disk Assembly (USD-GA1) Hydraulics (MJ31-560) MJ31-560 Main PTO input shaft PTO shaft (607399) 1-3/8”(21)

  • Page 5: Thank You

    (see “Product Specifications” section of this booklet) and driven by an adequate drive-line of the tractor PTO. All other use is strictly prohibited. Major will not be held responsible for any loss or damage caused due to a misuse of the machine.

  • Page 6: Tractor Requirements

    Operating Safely This MAJOR machine is designed to operate at a PTO rate which is stated in the Product Specifications part of this Crush Hazard booklet. Ensure tractor PTO output is set at a correct RPM rate. This MAJOR machine must only be used for purposes Bystanders can be injured when machine is lowered into mowing position.

  • Page 7: Workstation

    • Trim and chamfer the two cut ends of the PTO and clean off all swarf and shavings. • Grease the two profiles and join the two halves of the PTO together. • Mount the PTO shaft and check that its length is correct as before. www.major-usa.com www.major-usa.com...

  • Page 8: Inspections Before Use

    Always ensure the pins lock the PTO shaft yoke ends onto the spline shafts on both the tractor and the implement. An unlocked shaft could slip out of position, causing notable mechanical damage and serious injury to both operator and bystanders. www.major-usa.com...

  • Page 9: Product Identification

    Machine Serial Numbers If you need to contact MAJOR or your MAJOR dealer for information on servicing or spare parts, always provide the product model and serial numbers. Model and Serial number can be found on the Serial Plate located on the machine.

  • Page 10: Eec Certificate Of Conformity For Machines

    ATTENTION! Do not engage drive I hereby certify on behalf of Major Equipment Int. Ltd., that this machine when properly installed and while in transport operated correctly, complies with all the essential Health & Safety requirements of all legislation...

  • Page 11: Key To Main Parts

    Key to Main Parts Blade Rotation Blade rotation viewed from underside Forward CENTER BOX ROTATION VIEWED FROM TOP, LOOKING AT MACHINE. BLADE ROTATION VIEWED MJ31-560 FROM UNDERSIDE. Body Transmission cover Gearbox PTO cover Chain Rear roller Blade assembly Roller height indicator...

  • Page 12: Blade System

    8 Blade pivot bush 3 Gearbox split pin 9 Blade 4 Blade back 10 Undersole disk 5 Blade back bolt 11 Overlap Blade 6 Blade back spacer Drive-line gearboxes Primary gearbox Rotor gearbox Oil filler plug Oil level plug www.major-usa.com...

  • Page 13: Operating The Machine

    3. Connect the machine to the tractor. Ensure no one is standing between the tractor and the Machine. 4. Check the PTO shaft for length as described previously. Connect the PTO shaft. Ensure PTO check chains are anchored to prevent PTO guarding from rotating. 5. Connect the hydraulic hoses to the appropriate connections (selected models only). www.major-usa.com...

  • Page 14: Transport Position

    10. Build up to operating speed, select a suitable forward gear & proceed to cut grass. During transport move the Ram Stops up and secure with pins. Move Ram Stops down for mowing. Ram Stops limit the wing lift and prevent damage to wing PTO shafts and gearboxes. www.major-usa.com www.major-usa.com...

  • Page 15: Additional Adjustments

    3. Ensure the machine is always running parallel to the ground. The front of the machine must not be lower than the back. Lock tractor arms in Roller position. Skid C:\VaultCAD\Designs\Cyclone\MJ30-350\MJ30-350-GA1.iam Skid adjustment slots Roller height adjustment slots Roller pivot arm GROUND LINE www.major-usa.com www.major-usa.com...

  • Page 16: Maintenance

    All nuts and bolts in the transmission including Rubber couplings, Star Drives, PTO Shafts and Gearboxes should be checked for tightenes after mowing at the following intervals: In order to keep your Major machine in a good working order it is necessary to conduct maintenance on a regular 1st 50 Acres basis.

  • Page 17: Troubleshooting

    Check PTO rate & adjust as necessary Noisy machine Rotors bent / broken Replace bent or missing blades Check PTO shafts are aligned correctly Bent PTO shaft Check output shaft on gearboxs are not bent Check driveline between gearboxes is aligned. www.major-usa.com www.major-usa.com...

  • Page 18: Lubrication Schedule

    • Remove the assembled Spinning Undersole Disk (USD-GA1) from the machine; • Remove seal (Item 7); • Tighten up the lock nut (Item 8) if required; • Place the seal back in position; • Bolt the assembled unit (USD-GA1) back to the machine. USD-GA1 www.major-usa.com...

  • Page 19: Spare Parts - Cyclone

    Spare Parts - CYCLONE 010724 MJ31-560 From 2024 MJ31-560 Overview Item Part No. Description MJ31-560HD-WGGA01 560HD WING ASSY (RH) MJ31-560HD-WGGA01H 560HD WING ASSY (LH) MJ31-740-BDGA01 740 BODY ASSY MJ30-920-RS01 RAM STOP CY-920-WR CYCLONE WING RAM MJ30-920-LK14 TRANSPORT LOCK MJ30-920-RS10 RAM STOP GUARD...
  • Page 20 54 MJ31-740-GBM10 MAIN BOX MOUNT MJ31-560 Body Assembly MJ31-560 Body Assembly - Parts list 55 PVTP-004 PIVOT PIN DIA 1"x165mm Item Part No. Description 56 1/2F 1/2" FINE NYLOC NUT 1 985-DCBLDHT3X-L 985 TREBLE CUT Anti-Clk 57 12HEX109 1/2HEX10.9 2 985-DCBLDHT3X-R...

  • Page 21: Mj31-560 Body Assembly

    54 MJ31-740-GBM10 MAIN BOX MOUNT MJ31-560 Body Assembly (continued) MJ31-560 Body Assembly - Parts list 55 PVTP-004 PIVOT PIN DIA 1"x165mm Item Part No. Description 56 1/2F 1/2" FINE NYLOC NUT 1 985-DCBLDHT3X-L 985 TREBLE CUT Anti-Clk 57 12HEX109 1/2HEX10.9...
  • Page 22 54 MJ31-740-GBM10 MAIN BOX MOUNT MJ31-560 Body Assembly (continued) MJ31-560 Body Assembly - Parts list 55 PVTP-004 PIVOT PIN DIA 1"x165mm Item Part No. Description 56 1/2F 1/2" FINE NYLOC NUT 1 985-DCBLDHT3X-L 985 TREBLE CUT Anti-Clk 57 12HEX109 1/2HEX10.9...

  • Page 23: Mj31-560 Wing Assembly (Rh Wing Mj31-560Hd-Wgga01)

    MJ31-560 Wing Assembly (RH Wing MJ31-560HD-WGGA01) MJ31-560 Wing Assembly (RH Wing MJ31-560HD-WGGA01) - Parts list 36 12x112SZP 1/2"x1 1/2" FINE SET BOLT Item Part No. Description 1 985-DCBLDHT3X-L 985 TREBLE CUT Anti-Clk 37 12x134FBZP 1/2"x1 3/4" FINE BOLT 2 985-DCBLDHT3X-R...
  • Page 24 MJ31-560 Wing Assembly (RH Wing - MJ31-560HD-WGGA01) (continued) MJ31-560 Wing Assembly (RH Wing MJ31-560HD-WGGA01) - Parts list 36 12x112SZP 1/2"x1 1/2" FINE SET BOLT Item Part No. Description 1 985-DCBLDHT3X-L 985 TREBLE CUT Anti-Clk 37 12x134FBZP 1/2"x1 3/4" FINE BOLT...
  • Page 25 MJ31-560 Wing Assembly (RH Wing - MJ31-560HD-WGGA01) (continued) MJ31-560 Wing Assembly (RH Wing MJ31-560HD-WGGA01) - Parts list 36 12x112SZP 1/2"x1 1/2" FINE SET BOLT Item Part No. Description 1 985-DCBLDHT3X-L 985 TREBLE CUT Anti-Clk 37 12x134FBZP 1/2"x1 3/4" FINE BOLT...

  • Page 26: Mj31-560 Wing Assembly (Lh Wing Mj31-560Hd-Wgga01H)

    MJ31-560 Wing Assembly (LH Wing MJ31-560HD-WGGA01H) MJ31-560 Wing Assembly (LH Wing MJ31-560HD-WGGA01H) - Parts list 36 12x112SZP 1/2"x1 1/2" FINE SET BOLT Item Part No. Description 1 985-DCBLDHT3X-L 985 TREBLE CUT Anti-Clk 37 12x134FBZP 1/2"x1 3/4" FINE BOLT 2 985-DCBLDHT3X-R...
  • Page 27 MJ31-560 Wing Assembly (LH Wing MJ31-560HD-WGGA01H) (continued) MJ31-560 Wing Assembly (LH Wing MJ31-560HD-WGGA01H) - Parts list 36 12x112SZP 1/2"x1 1/2" FINE SET BOLT Item Part No. Description 1 985-DCBLDHT3X-L 985 TREBLE CUT Anti-Clk 37 12x134FBZP 1/2"x1 3/4" FINE BOLT 2 985-DCBLDHT3X-R...
  • Page 28 MJ31-560 Wing Assembly (LH Wing MJ31-560HD-WGGA01H) (continued) MJ31-560 Wing Assembly (LH Wing MJ31-560HD-WGGA01H) - Parts list 36 12x112SZP 1/2"x1 1/2" FINE SET BOLT Item Part No. Description 1 985-DCBLDHT3X-L 985 TREBLE CUT Anti-Clk 37 12x134FBZP 1/2"x1 3/4" FINE BOLT 2 985-DCBLDHT3X-R...
  • Page 29 2 per roller M12x30SZP M12x30 SET BOLT OF MAJOR EQUIPMENT INTL. LTD. STEEL Vendor: ANY REPRODUCTION IN PART OR A WHOLE WITHOUT THE WRITTEN www.major-equipment.com PERMISSION OF MAJOR EQUIPMENT INTL. LTD. IS PROHIBITED. Quantity Date Stock Code: Rev. Drawing No. Scale Route:...

  • Page 30: Mj31-560 Blade Assemblies

    ANY REPRODUCTION IN PART OR A WHOLE WITHOUT THE WRITTEN ANY REPRODUCTION IN PART OR A WHOLE WITHOUT THE WRITTEN www.major-equipment.com www.major-equipment.com PERMISSION OF MAJOR EQUIPMENT INTL. LTD. IS PROHIBITED. PERMISSION OF MAJOR EQUIPMENT INTL. LTD. IS PROHIBITED. 1* USD-GA1 UNDERSOLE DISC ASSY...

  • Page 31: Spinning Undersole Disk Assembly (Usd-Ga1)

    THE INFORMATION CONTAINED IN THIS DRAWING IS THE OF MAJOR EQUIPMENT INTL. LTD. Vendor: ANY REPRODUCTION IN PART OR A WHOLE WITHOUT TH Item Part No. Description PERMISSION OF MAJOR EQUIPMENT INTL. LTD. IS PROHI Quantity Date Stock Code: Rev. Drawing No.

  • Page 32: Pto Shaft (607399) 1-3/8"(21)

    MJ31-560 Main PTO input shaft PTO shaft (607400) 1-3/4”(20) Item Part No. Description Machines Safety 1 607399 Rear mount Walsterscheid (1 3/8” 21 spline) MJ31-560 SB/OR M10x60 8.8 (2920Nm) with CYC-USLK50 linkage 2 607400 Rear mount Walsterscheid (1 3/4” 20 spline) PTO shaft (607399) 1-3/8”(21)

  • Page 33: Road Lighting Kit - North American Type

    Road lighting kit - North American type WHITE GROUND (EARTH) BLACK POSITION LIGHTS (TAIL), SIDE MARKERS YELLOW LEFT INDICATOR BRAKE LIGHTS GREEN RIGHT INDICATOR BROWN POSITION LIGTHS (TAIL), SIDE MARKERS BLUE FOG LIGHTS...

  • Page 34: Lf140T/1 (140.886) (140.881) (1

    SNAP RING HOLE 72 UNI7437 23 8.0.1.00870 BALL BEARING 6207 10 8.7.1.00152 DUST LIP SEAL 35X72X10 251 8.4.7.00146 COTTER PIN B6X60 11 0.140.2007.00 SHAFT 1" 3/8 252 8.6.7.00269 BREATHER PLUG 1/2"GAS 12 0.132.7107.00 CASTLE NUT M40X1.5 13 0.132.6002.00 GEAR Z18 M6.15 www.major-equipment.com...

  • Page 35: 266.207 (1.47 3W)

    SNAP RING HOLE 80 UNI7437/DIN472 24 8.6.5.00203 PLUG 1/2"GAS 25 8.7.0.00790 CAP 80X10 26 8.7.1.00624 DOUBLE LIP SEAL 35X52 X7 27 8.7.1.02348 DUST LIP OIL SEAL 45X85X10 28 9440.316.300 COPPER WASHER 13,4X19X1,5 (1/4G) 29 9510.051.501 MAGNETIC PLUG 1/4 GAS DIN908 www.major-equipment.com...
  • Page 36 All MAJOR machines must be registered when sold, to ensure that you receive the correct warranty cover and service bulletins. To register your machine for warranty, please visit https://major-usa.com/warranty-registration/...
  • Page 37 Get In Touch Head Office Major Equipment Intl Ltd Ballyhaunis, Co. Mayo, F35 C891, Ireland Tel: + 353 (0) 9496 30572 info@major-equipment.com info@major-usa.com @MAJOREQUIPMENTUSA www.major-usa.com...

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