Summary of Contents for Major MJ39-143
- Page 1 HEDGE CUTTER Operator’s Manual MJ39-143 and MJ39-143-D 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
Blade system Drive-line gearbox Operating the Machine Attaching machine to the DIgger/Arm Transport Position Operating the Machine/Mowing Roller adjustment Hydraulics setup Maintenance Machine storage Transmission Bolts Roller (if applicable) Replacement of wear parts Clearing out a blockage Troubleshooting Lubrication schedule www.major-equipment.com... - Page 4 Spare parts - MJ39 MJ39-143-D (Digger model) MJ39-143-D (Digger model) - Parts list MJ39-143 (Power Arm model) MJ39-143 (Power Arm model) - Parts list 755-DCBLDHXFS2-L Blade assembly 755-DCBLDHXFS2-R Blade assembly MJ39 Roller Roller End - Parts List 030W0MD80E564XD0R (Rotation - Right) 030W0MD80E564XS0R (Rotation - Left) MJ40T (347.801) (1.47)
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Page 5: Thank You
(see “Product Specifications” section of this booklet) and driven by an adequate hydraulic pump/motor. 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
Wrap Hazard 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 drive shafts on the machine. Ensure all guarding is present. www.major-equipment.com... -
Page 7: Operating Safely
Consult your retailer, the Labour Health Service or your nearest equivalent authority for the information about the current safety provisions and specific regulations with in order to ensure personal safety. ALWAYS SWITCH OFF THE TRACTOR ENGINE AND ENGAGE THE PARKING BRAKE BEFORE MAKING ADJUSTMENT TO THE MACHINE. www.major-equipment.com... -
Page 8: Workstation
2. Before starting mowing, make sure that the area is clear of people or animals. 3. It is mandatory to read all the safety requirements and the operator’s manual of the machine. 4. If you are not sure how to use the machine, please contact the manufacturer or the dealer. www.major-equipment.com... -
Page 9: Inspections Before Use
Always check that any imminently dangerous conditions have been eliminated before using the machine. Ensure all guarding is present & the operator is fully aware of the operations of the machine. Always make sure that the hydraulic motor hoses are connected correctly and that the oil flow rate is met. www.major-equipment.com... -
Page 10: 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 11: Eec Certificate Of Conformity For Machines
• 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 12: Machine Safety Labels
On your machine safety labels, the words DANGER, WARNING, and CAUTION are used with this safety alert symbol. DANGER identifies the most serious hazards. To avoid injury, read the manual Rotating blade hazard High oil pressure hazard CHECK TIGHTNESS OF TRANSMISSION Moving parts BOLTS DAILY Grease points Check tightness of the transmission bolts www.major-equipment.com... -
Page 13: Key To Main Parts
Key to Main Parts Body Drivetrain cover Guard Rubber guard Skid Rear roller Carrying arm Hydraulic motor Hydraulic ram Blade www.major-equipment.com... -
Page 14: Blade Rotation
Blade Rotation Blade rotation viewed from underside mm (4' 8 1/2") m TO 85mm. = 1530mm (5') min) 00x1.47 = 2058rpm 880 m/min 6015 ft/min 500 PSI/170 BAR/17 MPa 10LPM MJ39-143 MJ39-143-D BLADE ROTATION VIEWED FROM UNDERSIDE www.major-equipment.com... -
Page 15: Blade System
B-B ( 1 : 4 ) 5 Blade back bolt 11 Overlap Blade 6 Blade back spacer C-C ( 1 : 4 ) C-C ( 1 : 4 ) Drive-line gearbox Rotor gearbox Oil filler plug Oil level plug www.major-equipment.com... -
Page 16: Operating The Machine
Before raising the machine wait until the transmission and the blades are completely still. 1. Check the machine is connected to the power unit as described; 2. Ensure moving parts become still then transform the machine into transport position by hydraulic control. www.major-equipment.com... -
Page 17: Operating The Machine/Mowing
3. Match the height of the roller on both sides of the machine by checking the position of Bolt B in slot A; 4. When adjustment is complete, re-tighten Bolts B and C. www.major-equipment.com... -
Page 18: Hydraulics Setup
Replace worn or damaged labels immediately. Connecting the wrong hoses will result in motor/seal damage! Flow hose Free flow return hose OBSERVE THE LABELS ON THE MACHINE AND CONNECT THE HOSES ACCORDINGLY Digger model Power Arm model www.major-equipment.com... -
Page 19: Maintenance
Maintenance 040322 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 20: 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 21: Troubleshooting
Replace blades, in set Excessive vibration New blade or bolts matched with worn blade or bolts Replace blades or bolts in sets Drivelines not phased correctly. Implement and tractor yokes Phase the driveline. Replace if necessary must be in line www.major-equipment.com... - Page 22 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 23: Lubrication Schedule
Use gear oil which conforms to 80W/90 standards. Use hydraulic motor oil which conforms to ISO100 standards Grease Initially 25 hours 40 hours 80 hours 400 hours points ● ● Roller ● Check oil levels in the gearboxes ● Replace oil in gearboxes www.major-equipment.com... -
Page 24: Spare Parts - Mj39
160222 Spare parts - MJ39 MJ39-143-D (Digger model) www.major-equipment.com... - Page 25 IT SHOULD NOT BE TIGHT ON GBOX SHAFT GROOVE. DISC SPRING WASHER & STRONG LOCKTITE USED TO HOLD GEAR TO MOTOR TORQUE TO 180Nm ENSURE 'S' MOTOR USED ENSURE 16mm CUT OFF SHAFT ENSURE CLUTCH AND MOTOR ON GBOX ARE DIRECTION AS MARKED www.major-equipment.com...
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Page 26: Mj39-143-D (Digger Model) - Parts List
MJ39-143-D (Digger model) - Parts list Item Part No. Description 12HEX109 1/2HEX10.9 755-DCBLDHXFS2-L 755 BLADE (Anti_Clk) 12x112FSKS 1/2"x1 1/2" FINE SOCKET HEAD 12.9 755-DCBLDHXFS2-R 755 BLADE (Clk) 12x114SKS 1/2"x1 1/4" FINE SOCKET HEAD 12.9 MJ35-150-ROL01 MJ35-150 BODY ROLLER 12x134FSKS 1/2"x1 3/4" FINE SOCKET HEAD 12.9... -
Page 27: Mj39-143 (Power Arm Model)
MJ39-143 (Power Arm model) www.major-equipment.com... - Page 28 TORQUE TO 180Nm FACE MOTOR BOLTS OUTWARDS CUT 16mm OFF THIS SHAFT SPACER BUSH BETWEEN ENSURE ROTATION DECK AND CHANNEL OF MOTOR & CLUTCH IS ON BODY THIS WAY FACE GBOX BOLTS DOWNWARDS WITH NORLOCK TOP AND BOTTOM TORQUE TO 230Nm www.major-equipment.com...
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Page 29: Mj39-143 (Power Arm Model) - Parts List
MJ39-143 (Power Arm model) - Parts list Item Part No. Description 111227 SQ 74-78mm INSERT 755-DCBLDHXFS2-L 755 BLADE (Anti_Clk) 12HEX109 1/2HEX10.9 755-DCBLDHXFS2-R 755 BLADE (Clk) 12x112FSKS 1/2"x1 1/2" FINE SOCKET HEAD 12.9 MJ35-150-ROL01 MJ35-150 BODY ROLLER 12x114SKS 1/2"x1 1/4" FINE SOCKET HEAD 12.9... -
Page 30: 755-Dcbldhxfs2-L Blade Assembly
12x212FSKS 1/2"x2 1/2" FINE SOCKET HEAD 12.9 12x3FSKS 1/2"x3" FINE SOCKET HEAD 12.9 CW39174 DISC SPRING 39x17x4 (YELLOW) D281421 DISC SPRING 28x14.2x1.0 M16 NYLOC NUT NL12SP M12 SP NORDLOCK ( 0.3 : 1 ) WASHERS UNDER BLADEBACK AS SHOWN. www.major-equipment.com... -
Page 31: Mj39 Roller
MJ39 Roller Item Part No. Description MJ35-150-ROL01 Roller 1 per MJ39 RM-RSN3 Collar 35mm c/w bolt 2 per roller www.major-equipment.com... -
Page 32: Roller End - Parts List
M8x12SKS M8x12mm SOCKET HEAD 12.9 RM-04NUT NUT-WASHER WELDMENT RM-04REH ROLLER END HOUSING RM-04REP ROLLER END PLATE RM-04RES ROLLER END SHAFT RM-RSN3 SHAFT COLLAR DIA 35 S1500 SPLIT PIN 1/8"x1 1/2" S851 GREASE NIPPLE M8x1.25 STR SWM12 M12 SPRING WASHER www.major-equipment.com... -
Page 33: 030W0Md80E564Xd0R (Rotation - Right)
Front drain for pumps or motors. Grano 1/8” G Grub screw 1/8” G Rev. 03 Codice Codice Codice Codice Codice Codice Codice Codice Codice Code Code Code Code Code Code Code Code Code Rev. 03.16 www.major-equipment.com HNBR HNBR HNBR HNBR... -
Page 34: Mj40T (347.801) (1.47)
Shim (35.5x48x2.5) 6 8.5.2.00131 Holes) 22 8.5.3.00955 Snap Ring SB 81 (81x82.8x2) 7 0.248.7500.00 Shim Kit (60.3x71.7) 23 0.205.7100.00 “Major” Name Plate Snap Ring (40x37.5x2.5 , for 24 8.4.7.00823 Cotter Pin (4x40) 8 8.5.1.00680 shafts) 25 0.347.1300.00 Top Cover 9 0.289.7102.02 Castle Nut (M20x1) 26 8.1.1.00061... - Page 35 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 36 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)