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Summary of Contents for Major MJ31-280
- Page 1 MJ31-280, MJ30-420DW, MJ30-560 & Operator’s Manual MJ30-630 CYCLONE HD CUTTER 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.
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Page 3: Table Of Contents
Transport Position Operating the Machine/Mowing Top Link position (flotation restrictor) 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 www.major-equipment.com... - Page 4 MJ30-560/420DW Body - General Assembly MJ30-560/420DW Body - Linkage and Drivetrain assembly MJ30-560/630 Wing - General assembly and Drivetrain MJ30-420DW Wing Assembly Front Guards assembly (MJ30-560/630/420DW) MJ31-280 General assembly MJ30 A-frame buffer (AFB-GA1) MJ30-420DW/560/630 Wing PTO assembly (CYC-WDR01) PTO shafts PTO shaft (607399) 1-3/8”(21) PTO shaft (607400) 1-3/4”(20)
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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
Any exposed, rotating machine component is a potential wrap point. Injuries usually occur when loose clothing or long hair catch on and wrap around rotating parts such as PTO shafts or Drive shafts on the machine. Ensure all guarding is present. www.major-equipment.com... -
Page 7: Operating Safely
Operating Safely This MAJOR machine is designed to operate at a PTO rate which is stated in the Product Specifications part of this booklet. Ensure tractor PTO output is set at a correct RPM rate. This MAJOR machine must only be used for purposes outlined in the Intended Use section of this booklet. -
Page 8: 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-equipment.com... -
Page 9: Driving Safely On Public Roads
4. It is mandatory to read all the safety requirements and the operator’s manual of the machine. 5. If you are not sure how to use the machine, please contact the manufacturer or the dealer. www.major-equipment.com... -
Page 10: 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-equipment.com... -
Page 11: 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 12: Eec Certificate Of Conformity For Machines
EN ISO 13857 - Safety of machinery: Safety distances to prevent hazard zones being reached by upper and lower limbs. I hereby certify on behalf of Major Equipment Int. Ltd., that this machine when properly installed and operated correctly, complies with all the essential Health & Safety requirements of all legislation referred to above. -
Page 13: Machine Safety Labels
Do not engage drive while in transport position Maximum PTO input Moving parts Do not engage drive while in transport position ATTENTION DURING THE OPERATION THE FRONT OF THE MACHINE MUST BE SET HIGHER THAN THE REAR Machine setup www.major-equipment.com... -
Page 14: Key To Main Parts
CAT 2 & 3 Quick hitch setup Body Transmission cover A-Frame (Please see page 42 for CAT 2 & 3 Quick hitch setup) Gearbox PTO cover Rear roller Strap/Chain Roller height indicator Skid Rubber skirt Guards A-Frame buffer stop Wing Blade www.major-equipment.com... -
Page 15: Blade Rotation
THE INFORMATION CONTAINED IN THIS DRAWING IS THE PROPERTY MAJOR OF MAJOR EQUIPMENT INTL. LTD. 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 Rev. Drawing No. Route:... -
Page 16: Blade System
11 Overlap Blade 6 Blade back spacer B-B ( 1 : 4 ) C-C ( 1 : 4 ) Drive-line gearboxes Primary gearbox Primary gearbox Rotor gearbox Oil filler Oil filler plug plug Oil level Oil level plug plug MJ30-630 MJ30/31-300 www.major-equipment.com... -
Page 17: 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-equipment.com... -
Page 18: Transport Position
Doing this removes pressure from the hydraulic system. Failure to use the safety equipment can cause mechanical as well as physical damage. Transport Speed of Trailed models should not exceed 25 km/h. Top Link Position Transport Position Transport Position Transport Position www.major-equipment.com... -
Page 19: Operating The Machine/Mowing
Adjust the top link so the pin (1) is located in the middle of the slot (2). Lock the position by tightening the lock nut (3). Top links limit the wing lift and prevent damage to wing PTO shafts and gearboxes. Mowing Position Mowing Position Mowing Position www.major-equipment.com... -
Page 20: Additional Adjustments
Lift the tractors arms about 3 to 4 inches upwards so the front of the deck is at a higher pitch then the rear. Roller Skid Skid adjustment slots Roller height adjustment slots Roller pivot arm GROUND LINE NOTE: Front of the machine must be at a higher pitch than the rear. www.major-equipment.com... -
Page 21: Maintenance
151220 Maintenance In order to keep your Major machine in a good working order it is necessary to conduct maintenance on a regular basis. Only competent and skilled persons who have fully read and understood this operator’s manual are allowed to carry out maintenance on this machine. -
Page 22: Transmission Bolts
Blades, blade backs, blade bushing, blade bolts and nuts must be checked on a regular basis for wear and defection. MAJOR recommends to visually check the blade assemblies every 40 hours of operation. This interval may change depending on the operational conditions. -
Page 23: 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-equipment.com... - Page 24 Replace seal or use a sealant on outside diameter Gearbox leaking Oil seal not sealing in the housing of seal Oil level too high Drain oil to proper level Hole in gearbox Replace the gearbox Gasket damaged Replace gasket Bolts loose Tighten bolts www.major-equipment.com...
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Page 25: Lubrication Schedule
Roller stub axles * ● Castor wheel pivot ● Castor wheel axle ● Check oil levels in the gearboxes ● Replace oil in gearboxes * - Grease roller stub axles daily if working in row crops or dusty conditions www.major-equipment.com... -
Page 26: Mj30-630 Overview
Description 1 MJ30-350-WGGA1 350 CYCLONE WING ASSY 2 MJ30-350-WGGA1LH 350 CYCLONE LEFT WING ASSY 3 MJ30-560-BDGA1 560 CYCLONE BODY ASSY 4 CY-350-WR CYCLONE WING RAM PTO SHAFT 6 8-6-7-00161 3/8" BREATHER PLUG (68085600) 7 S482-A CAT 1-2 TOP LINK www.major-equipment.com... -
Page 27: Mj30-630 Body - General Assembly
MJ30-630 Body - General Assembly www.major-equipment.com... -
Page 28: Mj30-630 Body - Linkage And Drivetrain Assembly
MJ30-630 Body - Linkage and Drivetrain assembly Please see page 42 for CAT 2 & 3 Quick hitch setup www.major-equipment.com... - Page 29 PTO GUARD 48 1F 1" FINE NYLOC NUT 49 1x512FBZP 1"x5 1/2" FINE BOLT 50 5/8F 5/8" FINE NYLOC NUT 51 58x2FBZP 5/8"x2" FINE BOLT 52 73 CAT 1 PIN DIA 19x76mm 53 81 CAT 2 PIN DIA 25.4x110mm www.major-equipment.com...
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Page 30: Mj30-560/420Dw Body - General Assembly
MJ30-560/420DW Body - General Assembly www.major-equipment.com... -
Page 31: Mj30-560/420Dw Body - Linkage And Drivetrain Assembly
MJ30-560/420DW Body - Linkage and Drivetrain assembly Please see page 42 for CAT 2 & 3 Quick hitch setup www.major-equipment.com... - Page 32 M8 SP NORDLOCK 39 MJ30-560-CVR02 560 BODY COVER 82 S112 CAT 2 PIN DIA 28.5x159mm 40 1/2HEX10.9 1/2F HEX 10.9 83 SP220-SIN WELD CLAMP 20 ODx3/8" ID 41 12x112FSKS 1/2"x1 1/2" FINE SKT HEAD 12.9 * - further breakdown provided www.major-equipment.com...
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Page 33: Mj30-560/630 Wing - General Assembly And Drivetrain
MJ30-560/630 Wing - General assembly and Drivetrain NOTE: Right hand wing shown www.major-equipment.com... - Page 34 57 M8x25BZP M8x25 BOLT 23 DRV-RC-SWT410 MJ70-410 DRIVE 58 NL12SP M12 SP NORDLOCK 24 MJ30-350-WA11 RAM SPACER 59 NL8SP M8 SP NORDLOCK 25 1/2HEX10.9 1/2F HEX 10.9 * - further breakdown provided 26 12x112FSKS 1/2"x1 1/2" FINE SKT HEAD 12.9 www.major-equipment.com...
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Page 35: Mj30-420Dw Wing Assembly
4* MJ30-350-ROLW01 350 WING ROLLER 12 MJ30-350-SKR01H REAR SKID 5 2500CM-SKDR 2500CM R/HAND SKID RH 13 MJ30-350-WA01 WING ARM 5 2500CM-SKDL 2500CM R/HAND SKID LH 13 MJ30-350-WA01H WING ARM 6 3000T-RPV01 ROLLER ADJUSTER 14 MJ30-350-WA20 WING ARM (LINKAGE) 7 3000T-RPV01-H ROLLER ADJUSTER www.major-equipment.com... - Page 36 1"x5" FINE BOLT * - further breakdown provided 32 5/8F 5/8" FINE NYLOC NUT 33 58x2FBZP 5/8"x2" FINE BOLT 34 AN099/10 LINCH PIN DIA 9.5 35 CP176-181MG1 45mm INSERT 36 CW39174 DISC SPRING 39x17x4 (YELLOW) 37 FW1 DIA 1" FLAT WASHER www.major-equipment.com...
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Page 37: Front Guards Assembly (Mj30-560/630/420Dw)
M12 FLAT WASHER 4 FWM12 M12 FLAT WASHER 5 FWM12XL M12 FLAT WASHER (EX-LARGE) 5 FWM12XL M12 FLAT WASHER EX-LARGE 6 M12 M12 NYLOC NUT 6 M12 M12 NYLOC NUT 7 M12x30SZP M12x30 SET BOLT 7 M12x30SZP M12x30 SET BOLT www.major-equipment.com... -
Page 38: Mj31-280 General Assembly
MJ31-280 General assembly www.major-equipment.com... - Page 39 MJ31-280 General assembly www.major-equipment.com...
- Page 40 MJ31-280 Parts 32 8SM9-3 BLADE BACK SPACER Item Part No. Description 1 15GM-WDT DRIVE TUBE (355mm) 33 1/2HEX10.9 1/2F HEX 10.9 1/2"x1 1/2" FINE SOCKET HEAD 2* 2500CM-STRP01 2500 CHAIN SLING 34 12x112FSKS 12.9 3* 280-CYC-GRD-FLPL2 280 CYC FLAP GUARD 35 190.000.545...
- Page 41 (EX-LARGE) M12 NYLOC NUT STEEL M12x30SZP M12x30 SET BOLT STEEL MJ31-280 - Front Guard Assembly C:\VaultCAD\Designs\Cyclone\MJ30-280\Front_Guard\280-CYC-GRD-FLPR.iam Item Part No. Description 1 2800CM-GRD-FLR FLAP GUARD MOUNT (SHOWN) 1 2800CM-GRD-FLL2 FLAP GUARD MOUNT 2 280-CYC-GRD-FLP04 FRONT GUARD RUBBER 3 2800CM-GRD-FLP03 GUARD RUBBER CLAMP...
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Page 42: Mj30 A-Frame Buffer (Afb-Ga1)
MJ30-560-ROLB02 560 BODY ROLLER 1 per MJ30-560/420DW (Body) MJ30-630-ROLB02 630 BODY ROLLER 1 per MJ30-630 (Body) MJ30-350-ROLW02 350 WING ROLLER 2 per MJ30-420DW (Wing) 2800CM-ROL02 2800CM ROLLER 1 per MJ31-280 Roller axle stub assembly (3000T-ROL07) Item Part No. Description 30X62 SEAL 30206 BEARING... -
Page 43: Pto Shafts
PTO shafts Item Part No. Description Machines Safety 1 604324 Rear mount Walterscheid 2500 (greased) MJ31-280, MJ30-420DW SB/OR M10x60 8.8 (2920Nm) 607400 Rear mount Walsterscheid (1 3/4” 20 spline) MJ30-420DW/560/630 SB/OR M10x60 8.8 (2920Nm) 607399 Rear mount Walsterscheid (1 3/8” 21 spline) MJ30-420DW/560/630 SB/OR M10x60 8.8 (2920Nm) -
Page 44: Pto Shaft (607400) 1-3/4"(20)
13 603849 Shear bolt clutch; 56 158845 Bearing ring right-hand rotation 57 365388 Guard cone; n= Number of ribs Shearing radius 56 mm Shorten SC cone by 1 rib(s) 58 044321 Safety chain 90 118745 Instruction manual and WARNING decal www.major-equipment.com... -
Page 45: Pto Shaft (604324)
13 121616 Shear bolt clutch; 56 365388 Guard cone; n= Number of ribs right-hand rotation Shorten SC cone by 1 rib(s) Shearing radius 56 mm 57 044321 Safety chain 14 020454 Hexagon bolt 90 118745 Instruction manual and warning www.major-equipment.com... -
Page 46: Chain Strap
LEFT WING "UP" 12 EMMMT14 1/4" M/M/M CONNECTOR Hydraulic Ram spares 13 QRM12 1/2" QUICK RELEASE MALE Item Part No. Description 1 CY-420-WR-SK SEAL KIT FOR MJ30-420 RAM NOTE: All threads hydraulic fittings and cylinders are BSPP (British Standard Parallel Pipe) www.major-equipment.com... -
Page 47: Cat 2 & 3 Quick Hitch Linkage Setup (Mj30-630-Bdga1)
THE INFORMATION CONTAINED IN THIS DRAWING IS THE PROPERTY MAJOR OF MAJOR EQUIPMENT INTL. LTD. 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. -
Page 48: Wheel Mounting Bracket Set (Cyc-Cw-Wgkit)
16 FWM12XL M12 FLAT WASHER (EX-LARGE) 17 FWM16 M16 FLAT WASHER 18 M12 M12 NYLOC NUT 19 M12x30SZP M12x30 SET BOLT 20 M12x35BZP M12x35 BOLT 21 M16 M16 NYLOC NUT 22 M16x40SZP M16x40 SET BOLT 23 NL12SP M12 SP NORDLOCK www.major-equipment.com... -
Page 49: Blades
ANY REPRODUCTION IN PART OR A WHOLE WITHOUT THE WRITTEN Vendor: www.major-equipment.com ANY REPRODUCTION IN PART OR A WHOLE WITHOUT THE WRITTEN PERMISSION OF MAJOR EQUIPMENT INTL. LTD. IS PROHIBITED. www.major-equipment.com PERMISSION OF MAJOR EQUIPMENT INTL. LTD. IS PROHIBITED. BLD-27020-10-AC... - Page 50 755-DCBLDHTX5-L 755-DCBLDHTX5-R (MJ31-280) (MJ31-280) ITEM PART NUMBER DESCRIPTION ITEM PART NUMBER DESCRIPTION BLD-27025T-10AC Twist Blade 270xDia 25 (Anti_Clk) BLD-27025T-10C Twist Blade 270xDia 25 (Clk) BLDB-294-25 BLADE BACK (294 CTR 25 deg) BLDB-294-25 BLADE BACK (294 CTR 25 deg) BLDB-315-25-SY-STP1 BLADE STOP SPACER...
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Page 51: Jj.03499-1.9 (1:1.9 3 Way Gearbox)
0.248.7500 adjusting washer (60.3x71.7) 0.285.7500 adjusting washer(40.3x61.7) tapered roller bearing 33100 (45x80x26) 0.175.7500 adjusting washer 45.2x54.8 8.5.1.02368 Circlip Φ45x2.5 8.7.1.00999 double-lip seal 45x80x10 GB-03512-7100 Protective washer GB-03512-2000 Input shaft GB-03512-6001 Bevel gear 9510.204.125 1/2 GAS oil plug+copper washer www.major-equipment.com... -
Page 52: Mj40T11-347.805-1
MJ40T11-347.805-1 www.major-equipment.com... -
Page 53: Mj40T-347.801-1.47
Shim (35.5x48x2.5) 7 0.248.7500.00 Shim Kit (60.3x71.7) 22 8.5.3.00955 Snap Ring SB 81 (81x82.8x2) Snap Ring (40x37.5x2.5 , for 8 8.5.1.00680 23 0.205.7100.00 “Major” Name Plate shafts) 24 8.4.7.00823 Cotter Pin (4x40) 9 0.289.7102.02 Castle Nut (M20x1) 25 0.347.1300.00 Top Cover 10 8.3.2.00531... -
Page 54: Tf26A-266.207-1.47 3W (266.207-S)
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 55: Tf26A-266.209-1.47 4W
DUST LIP OIL SEAL 45X85X10 17 0.814.7102.00 OIL FILLER PLUG 38 9440.316.300 COPPER WASHER 13,4X19X1,5 (1/4G)A4 1 18 1.135.7100.00 PROTECTIVE WASHER 39 9510.051.501 MAGNETIC PLUG 1/4 GAS DIN908 19 8.0.1.00345 BALL BEARING 6209 20 8.0.9.00024 TAPERED ROLLER BEARING 30208 www.major-equipment.com... - Page 56 Notes: www.major-equipment.com...
- Page 57 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 go to the SALES & SUPPORT section of our website www.major-equipment.com and enter your details.
- Page 58 Ballyhaunis, Co. Mayo, F35 C891, Ireland Tel: + 353 (0) 9496 30572 info@major-equipment.com UK Office Major Equipment Ltd Major Ind. Estate, Heysham, Lancs, LA3 3JJ, UK Tel: + 44 (0) 1524 850501 ukinfo@major-equipment.com Netherlands Office Major Equipment Intl Ltd (EU)
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