LS LL3301 Manual Download

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PLEASE NOTE:

Make sure all potential operators of the this equipment review this manual and all safety
messages contained within

This safety symbol indicates important safety messages in this manual. When you see
this symbol, carefully read the message that follows and be alert to the possibility of
personal injury or death.

Summary of Contents for LL3301

Page 1: ... use those brands and grades of lubricating oils lubricants or fuel and spare parts officially approved by LS Mtron The LS Mtron Loaders shall have been used in accordance with the procedures specified in the Operator s Manual This Warranty does not extend to damage resulting from misapplication abuse misuse failure to perform maintenance negligence fire accidents or changes or faulty mounting car...

Page 2: ...uipment review this manual and all safety messages contained within This safety symbol indicates important safety messages in this manual When you see this symbol carefully read the message that follows and be alert to the possibility of personal injury or death ...

Page 3: ...ation and Maintenance Trouble Shooting Hydraulic System Schematic Torque Tightening Chart Parts Illustrations General Information Mounting Frame Assembly Boom Assembly Hydraulic components Bucket Assembly Coupler Assembly Boom Cylinder Bucket Cylinder Decals Loader Installation Service Manual 4 8 9 10 11 12 14 15 16 18 22 23 24 24 25 26 32 34 35 36 38 39 41 44 ...

Page 4: ...rating and service instructions Replace damaged or illegible safety labels See following pages for required labels ROPS AND SEAT BELT Equip your tractor with an approved rollover protective structure ROPS or ROPS Cab and seat belt for your protection ROPS Roll Over Protective Structures and seat belt equipped tractors are recommended for operator use in all loader operations Operator should wear s...

Page 5: ...th loader attachments and equipment application Move and turn the tractor at low speeds Carry loader boom at a low position during normal operation Never travel at high speeds with bucket loaded Use caution when operating the loader with a raised bucket or attachment Avoid driving over loose fill rocks holes or anything that may be dangerous for loader operation or movement Allow for the loader le...

Page 6: ...ader for handling large heavy objects such as logs tanks etc SLOPES Stay off of slopes too steep for safe operation Shift down before you start up or down a hill with a heavy load Avoid freewheeling Use extreme caution when operating on a slope Always operate up and down the slope never across the slope ELECTRICAL Avoid contact with overhead wires power lines and obstacles when loader bucket or at...

Page 7: ...ydraulic lines relieve all hydraulic pressure Make sure all parked loaders on stands are on a hard level surface with all safety devices engaged to prevent loader from falling and being damaged or injuring someone Always park loader with bucket attached to loader When a front loader is mounted on the tractor enter and exit the operator s seat only from left side of the tractor Always park loader w...

Page 8: ...l Clean safety decals with soap and water and dry with a soft cloth If a component with a safety decal s affixed is replaced with a new part make sure new safety decal s are attached in the same location s as the replaced components Mount new safety decals by applying on a clean dry surface and pressing air bubbles to outside edges 40381557 03L01 40381563 03L02 40381564 03L03 40381565 03L04 403815...

Page 9: ...eight 402 kg 886 lb 403 kg 888 lb Weight of Boom Assembly 297 kg 655 lb 298 kg 657 lb Weight of Mounting Frame 105 kg 231 5 lb 105 kg 231 5 lb Approx Weight Loader w o Bucket 295 kg 650 lb 296 kg 653 lb 1 Rated operating load 2 Lift capacity to maximum height at pivot pin 719 kgf 1 585 lbf 956 kgf 2 108 lbf 3 Breakout force at pivot pin 1 223 kgf 2 696 lbf 1 542 kgf 3 400 lbf 4 Bucket rollback for...

Page 10: ...ions used in this manual may not show all safety equipment that is recommended to ensure safe operation of tractor and loader Refer to the Safety Precautions section of this manual for information concerning safety Consult your dealer for further information Warranty Registration The Delivery and Warranty Registration forms must be filled out and signed to validate your warranty protection The ite...

Page 11: ...h mounted ballast Tractor Hydraulic System Tractor operation in a loader application significantly increase demands on the tractor Hydraulic System Check the tractor Hydraulic system fluid level daily Refer to your tractor Operator s Manual maintenance section for instructions regarding tractor hydraulic system maintenance Adhere to recommendation in your Tractor Operator s Manual concerning hydra...

Page 12: ... or take the unit for granted Ease into it and become familiar with your new loader and tractor CAUTION When lowering a heavy load ease it downward slowly Never drop a loaded attachment and catch it hydraulically Stopping a load after it has gained downward momentum places undue strain on the unit and may cause unnecessary damage to the loader or tractor or even worse personal injury CAUTION Befor...

Page 13: ...ctor or injury to operator WARNING Contact with overhead power lines can cause severe electrical burns or death from electrocution Make sure there is clearance between raised equipment and overhead power lines CAUTION Stop the loader arms gradually when lowering or lifting WARNING A loaded Bucket should be transported in a low position at low ground speeds Make turns slowly and use the tractor bra...

Page 14: ...gs make contact on the ground Tip the bucket until the bucket cutting edge touch the ground Remove the latch pin while move the control lever back and forth slightly to make the latch pin easy Pull the control lever to raise the loader until the post lift off mounting frame Adjust the bucket until the bottom surface of bucket touch the ground Move the tractor backward slowly and stop to avoid the ...

Page 15: ...ings Start the engine and move the boom and bucket to adjust the height of post Be sure to check the pin welded of post is slightly higher than the hook on mounting frame Move the tractor forward to put the post into the mounting frame Stop the tractor When the hook is right over the pin Lower the mounting frame with moving the boom and bucket until it hooked securely each other Align the latch pi...

Page 16: ...r to Lubrication and Maintenance Chart for quick reference to Maintenance Operations CAUTION Do not operate the loader if the fittings are leaking or if the hoses are damaged A sudden line burst could cause the mainframe to drop suddenly causing damage to the tractor or loader or injury to personnel CAUTION Operate the loader from the tractor seat only CAUTION Do not stand or walk under a raised l...

Page 17: ...ints Lubricate Daily 10 hours Loader Hydraulic Lines Hoses Connections Check for leaks wear Daily 10 hours Lift and Bucket cylinder rod packing s Check for seepage service as needed Daily 10 hours Pivot pin bolts and dust covers Check replace if missing Daily 10 hours Mid Mount latch and link pins Check replace if necessary Daily 10 hours Loader mount hardware Check visually Daily 10 hours Loader ...

Page 18: ...fully connected or Flow Check Check coupler connections Replace coupler s if necessary Hydraulic hose or tube line blockage Check for evidence of damage to hoses or tube lines that would block flow of oil between cylinders and control valve Cylinder piston assembly defective not sealing Check cylinders for internal leakage as described in service section under cylinder leakage tests Control valve ...

Page 19: ...estriction hoses tube line kinked or pinched Check hoses and tube lines for evidence of restriction Lift cylinder piston assembly leakage Check cylinders for leakage Repair as needed Relief valve erratic or set below specifications Check and reset relief valve Setting as needed Control valve leaking internally bypassing fluid within valve Replace control valve and recheck operation Inadequate hydr...

Page 20: ...adual drop over an extended period of time is a normal condition Control valve internal leakage Replace control valve and recheck Control valve spool s will not return to centered position Control lever linkage binding Determine origin of binding and repair Control valve spool centering is broken Replace centering spring Control valve spool binding in valve body spool bore Disassemble valve for in...

Page 21: ...when lift cylinders extended Excessive shock load on lift cylinders during transport Replace defective parts Review and observe proper and safe operational practices Bucket cutting edge wear is uneven side to side Bucket is not level to ground Check rear tire inflation and adjust to level bucket to ground Bucket cutting edge wear rate is excessive Wear rate is even across full width of bucket Inco...

Page 22: ...HYDRAULIC SYSTEM SCHEMATIC AUXILIARY HYDRAULIC VALVE PACKAGE ...

Page 23: ...16 110 149 170 230 240 325 3 4 1 1 8 192 261 297 403 420 569 7 8 1 5 16 306 416 474 642 669 907 1 1 1 2 467 634 722 979 1020 1383 METRIC HARDWARE Metric Metric Grade 8 8 Grade 10 9 Diameter Thread Pitch Millimeters Wrench Size COARSE THREAD FINE THREAD Diameter Thread Pitch Millimeters MARKING ON HEAD MARKING ON HEAD Metric 8 8 Metric 10 9 Metric 8 8 Metric 10 9 N m lbs ft N m lbs ft N m lbs ft N ...

Page 24: ...d the shipping address Instructions GROUP NAME Detail classification name for parts SECTION NAME Classification name for parts COMPONENTS The components of an assembly are identified by a bracket NO Reference numbers are assigned to parts in the figure INTERCHANGEABILITY Indicates the interchangeability of parts due to design change Indicates that a new part can be used instead of an old part when...

Page 25: ...862 WP10M PLAIN WASHER M10 2 10 40381519 BH1086125Z BOLT 10 9T M10x40Lx1 25P 2 11 40381803 NH10150Z NUT M10 2 12 40381863 WP12M PLAIN WASHER M12 4 13 40160716 BH1286175Z BOLT 10 9T M12x40L 2 14 40160234 WS12M SPRING WASHER M12 4 15 40159748 NH12175Z NUT M12 2 16 40381521 BH12A6175Z BOLT 10 9T M12x50L 2 17 40160235 WS14M SPRING WASHER M14 24 18 40160718 BH1477200Z BOLT 10 9T M14x35L 6 19 40160714 B...

Page 26: ...BOOM ASSEMBLY For LL3301 ...

Page 27: ...0381531 C1700D 8200 BRACKET 2 16 40381532 4060A 8400 BRACKET 2 17 40381814 4060A 8520 PIN Ø20x48L 2 18 40381813 4060A 8530 PIN Ø16x80L 2 19 40381553 C1700B 7010 COVER 1 20 40381552 ALN47 07 3100 COVER 2 21 40381823 P25C 0930 PIN LEVER Ø25 2 22 40381822 AL20 98 9990 LINK PIN 2 23 40381815 P25D 112A LS PIN Ø25 3 24 40381816 P25D 112B LS PIN Ø25 1 25 40381818 P25E 077A LS PIN Ø25 1 26 40381817 P25E 0...

Page 28: ...IPTION QTY I C SERIAL OR DATE 40 40381518 BH1066150Z BOLT 10 9T M10x30L 1 41 40381804 NL10150Z NUT M10 1 42 40381522 BH12I6175Z BOLT 10 9T M12x90L 2 43 40381600 NL12175Z LOCK NUT M12 2 44 40381526 BH20H5250X BOLT M20x85L 2 45 40381802 NL20250Z LOCK NUT M20 2 ...

Page 29: ...BOOM ASSEMBLY For LL3302 ...

Page 30: ...0381531 C1700D 8200 BRACKET 2 16 40381532 4060A 8400 BRACKET 2 17 40381814 4060A 8520 PIN Ø20x48L 2 18 40381813 4060A 8530 PIN Ø16x80L 2 19 40381553 C1700B 7010 COVER 1 20 40381552 ALN47 07 3100 COVER 2 21 40381823 P25C 0930 PIN LEVER Ø25 2 22 40381822 AL20 98 9990 LINK PIN 2 23 40381815 P25D 112A LS PIN Ø25 3 24 40381816 P25D 112B LS PIN Ø25 1 25 40381818 P25E 077A LS PIN Ø25 1 26 40381817 P25E 0...

Page 31: ...IPTION QTY I C SERIAL OR DATE 40 40381518 BH1066150Z BOLT 10 9T M10x30L 1 41 40381804 NL10150Z NUT M10 1 42 40381522 BH12I6175Z BOLT 10 9T M12x90L 2 43 40381600 NL12175Z LOCK NUT M12 2 44 40381526 BH20H5250X BOLT M20x85L 2 45 40381802 NL20250Z LOCK NUT M20 2 ...

Page 32: ...HYDRAULIC COMPONENTS For LL3301 LL3302 ...

Page 33: ...2800 HOSE 4 17 40381575 3P81 2810 HOSE 1 18 40381576 3P81 2820 HOSE 1 19 40381577 3P81 2830 HOSE 1 20 40381578 3P81 2840 HOSE 1 21 40381585 5PG1 3160 HOSE 1 22 40381582 5PG1 2710 HOSE 1 23 40381583 5PG1 2720 HOSE 1 24 40381584 5PG1 2730 HOSE 1 25 40381581 5PG1 2700 HOSE 1 26 40381587 5PG1 3180 HOSE 1 27 40381579 5PG1 0180 HOSE 1 28 40381580 5PG1 0580 HOSE 1 29 40381546 9910 0150 CAP RED 1 30 40381...

Page 34: ...BUCKET ASSEMBLY For LL3301 LL3302 REF NO LS PART NO PART NO DESCRIPTION QTY I C SERIAL OR DATE 1 40381538 BT38N 0000 BUCKET ASSY 1 ...

Page 35: ...LEVER RH 1 3 40381594 B0945A 112B LEVER LH 1 4 40381571 B0945A 0090 HANDLE 2 5 40381812 B0945A 1210 PIN 30x30 2 6 40381820 B0945A 1220 PIN Ø30 2 7 40381821 B0945A 1230 PIN Ø30 2 8 40381853 B0945A 1310 SPRING Ø5 2 9 40381852 B0945A 132A SPRING 2 10 40381864 WP16M PLAIN WASHER M16 2 11 40381801 NL16200Z LOCK NUT M16 6 12 40381824 PS08040 SPRING PIN Ø8x40L 2 13 40381590 SR153011531 PIPE INSERT Ø37x1x...

Page 36: ... O RING Ø50 1 5 40381808 IBP44 O RING Ø44 1 6 40381850 LBW30x38x5 6 5 DUST SEAL Ø30xØ38x5 6 5 1 7 40381807 IBP30 O RING Ø30 1 8 40381843 BRWW30x40x2 BACK UP RING Ø30xØ40x2 1 9 40381858 ISW30x40x6 U PACKING Ø30xØ40x6 1 10 40381541 DU3020 DU BUSH Ø30xØ34x20L 1 11 40381833 PISTON5030 PISTON Ø50xØ30 1 12 40381868 WRW50x45x15 WEARING Ø50xØ45x15 1 13 40381859 ODI50x35x9 U PACKING Ø50xØ35x9 2 14 40381806...

Page 37: ...O RING Ø55 1 5 40381809 IBP49 O RING Ø49 1 6 40381850 LBW30x38x5 6 5 DUST SEAL Ø30xØ38x5 6 5 1 7 40381807 IBP30 O RING Ø30 1 8 40381843 BRWW30x40x2 BACK UP RING Ø30xØ40x2 1 9 40381858 ISW30x40x6 U PACKING Ø30xØ40x6 1 10 40381541 DU3020 DU BUSH Ø30xØ34x20L 1 11 40381834 PISTON5530 PISTON Ø55xØ30 1 12 40381869 WRW55x50x15 WEARING Ø55xØ50x15 1 13 40381860 ODI55x40x10 U PACKING Ø55xØ40x10 2 14 4038180...

Page 38: ...IBP50 O RING Ø50 1 5 40381808 IBP44 O RING Ø44 1 6 40381850 LBW30x38x5 6 5 DUST SEAL Ø30xØ38x5 6 5 1 7 40381807 IBP30 O RING Ø30 1 8 40381843 BRWW30x40x2 BACK UP RING Ø30xØ40x2 1 9 40381858 ISW30x40x6 U PACKING Ø30xØ40x6 1 10 40381541 DU3020 DU BUSH Ø30xØ34x20L 1 11 40381833 PISTON5030 PISTON Ø50xØ30 1 12 40381868 WRW50x45x15 WEARING Ø50xØ45x15 1 13 40381859 ODI50x35x9 U PACKING Ø50xØ35x9 2 14 403...

Page 39: ...DECALS For LL3301 LL3302 CAUTION Read and refer to the Tractor Manual or Decals on the Tractor And Loader Decals on as shown Refer to category Safety decals ...

Page 40: ...63 03L02 DECAL WARNING 1 3 40381564 03L03 DECAL WARNING 1 4 40381565 03L04 DECAL WARNING 1 5 40383694 AL1107 DECAL WARNING 1 6 40383693 AL1105 DECAL WARNING 1 7 40381558 03L06 DECAL CAUTION 1 8 40381559 17L01 DECAL LS LOGO 2 9 40381560 17L02 DECAL MODLE LL3301 2 40381561 17L03 DECAL MODLE LL3302 2 10 40381835 17L00 NAME PLATE 1 ...

Page 41: ...st install Mounting Frame LH RH 1 Mounting Frame LH 1EA 2 Mounting Frame RH 1EA 3 BACK AXLE 1EA 4 UNDER PLATE 1EA 5 BRACKET ASSY 1EA 6 BOLT M10x45L 2EA 7 SPRING WASHER M10 4EA 8 PLAIN WASHER M10 2EA 9 BOLT M10x40Lx1 5P 2EA 10 NUT M10 2EA 11 PLAIN WASHER M12 4EA 12 BOLT M12x40L 2EA 13 SPRING WASHER M12 4EA 14 NUT M12 2EA 15 BOLT M12x50L 2EA 16 SPRING WASHER M14 20EA 17 BOLT M14x35L 6EA 18 BOLT M14x...

Page 42: ... M10 1EA Verify that all mounting kit hardware has been torqued as specified before installing loader Identify hardware size and grade Refer to Torque Chart page 24 and find correct torque for your hardware size and grade Torque hardware to this specification unless otherwise specified IMPORTANT NOTE To keep mounting kit hardware from loosening during loader operation hardware must be torque to sp...

Page 43: ...LOADER INSTALLATION Install Boom Ass y Hang the groove on the pin located on Mounting Frame ...

Page 44: ...ead Piston Rod Boom cylinder consists of a nut piston cylinder tube cylinder head piston rod and other parts as shown in the figure above They are single rod double acting cylinder in which the reciprocating motion of the piston is controlled by hydraulic force applied to both of its ends Cylinder Specifications Model LL3301 LL3302 Boom Cylinder Tube I D 50 mm 2 0 55 mm 2 17 Rod O D 30 mm 1 2 30 m...

Page 45: ...ic hoses from the boom cylinders 2 Remove the boom cylinder pins and remove the boom cylinders 3 Disconnect the hydraulic hoses with quick couplers at the control valve 4 Remove the boom pins and remove the boom from the side frame 5 Remove the Pipe cover and remove the hydraulic hoses When reassembling When installing the boom cylinders the rear Hydraulic ports should face inside the front hydrau...

Page 46: ...on Install the cylinder head to the cylinder tube not to damage the O ring on the cylinder head Cylinder head Piston rod assembly Cylinder head piston and nut 1 Secure the piston rod end in a vise 2 Remove the nut and remove the piston and cylinder head from the piston rod When reassembling Visually inspect all parts for signs of scoring of damage Insert the piston rod to the cylinder head not to ...

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