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LS tractor LL1700 Operator's Manual
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LS tractor LL1700 Operator's Manual

LS tractor LL1700 Operator's Manual

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LS
�
Tractor
LS Tractor USA LLC.
PO Box 70, Battleboro, NC 27809
Tel : 252-984-0700
Fax : 252-984-0701
www.lstractor.com
www.lstractorusa.com
..
00(20230822)
60090141 C EN_US
LS LOADER
OPERATOR MANUAL
LL1700
NON-SELF LEVELING TYPE
TRACTOR Model
• MT122, MT125
LS
�
Tractor

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  • Page 1 LS LOADER OPERATOR MANUAL LL1700 NON-SELF LEVELING TYPE TRACTOR Model • MT122, MT125 � Tractor LS Tractor USA LLC. PO Box 70, Battleboro, NC 27809 Tel : 252-984-0700 Fax : 252-984-0701 � Tractor www.lstractor.com www.lstractorusa.com 00(20230822) 60090141 C EN_US...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 5. DRIVING INSTRUCTIONS.....29 1. INTRODUCTION........3 5.1. Description..............29 1.1. General information............ 3 5.2. Counterweight............29 1.2. Identification..............4 5.2.1. Counterweight - calculation NA......29 1.2.1. Model and serial number........4 5.3. Minimum Tread Settings...........30 1.2.2. Component identification........4 5.3.1. Minimum track........... 30 1.3.
  • Page 3 7. TROUBLESHOOTING......64 7.1. Troubleshooting table..........64 8. ACCESSORIES........67 8.1. Third hydraulic function........... 67 8.2. Boom suspension, SoftDrive........67 8.3. Tool carrier Skid Steer, SSL........67 9. SPECIFICATIONS........68 9.1. Non self levelling, NSL..........68 9.2. Bucket Fill Factors............ 70 10. WIRING DIAGRAM......72...

  • Page 4: Introduction

    Introduction 1. INTRODUCTION 1.1. General information WARNING: Careless or incorrect use of the loader/implement may result in serious injury or death for the driver or others. Observe the safety instructions. This user manual describes the operation and maintenance of a compact loader, consisting of a subframe and a front loader, including a control system, which can handle different types of implements.

  • Page 5: Identification

    • EC number: Loader, EC number The operator's manual is valid for the front loader models LS Tractor USA LLC. listed in this manual, see front page, within the serial 6900 corporation Parkway, Battleboro, NC 27809 number ranges (101164400000 to 101229999999);...

  • Page 6: Alignment Reference

    Introduction When ordering replacement control cables, please specify the control cable length (L) and make of control valve. Fig. 5 Indicate length when ordering control cable. 1.3. Alignment reference The references throughout this operator's manual to left (LH) and right (RH) are based on looking forward from the driver's seat with the operating controls to the right of the driver's seat.

  • Page 7: Description And Definitions

    Description and definitions 2. DESCRIPTION AND DEFINITIONS 2.1. Description Front loader is suitable for: • be installed on wheeled compact tractors. • Handle various certified implements for lifting, carrying, cutting, scraping, grading and plowing. WARNING: Risk of crushing, pinching, tipping. In the event that one of the loader's hoses ruptures, the loader/implement/load can fall in an uncontrolled manner.

  • Page 8: Implement Lock

    See Measurement table. Operating mode Transport mode Measurement table Model Max measurement (D) LL1700 70 mm Commissioning the position indicator Fig. 9 Position indicator Adjust the indicator holder (A) so that the indicator rod (C) is positioned parallel to the cylinder.

  • Page 9: Boom Suspension, Softdrive

    Description and definitions 2.2.7. Boom suspension, SoftDrive The loader can be equipped with boom supsension to improve operator comfort. Secures the load; reduces the risk of the load falling from the implement. Reduces stress on the tractor and loader when driving on rough surfaces.

  • Page 10: Single Couplers

    Description and definitions Fig. 14 Skidsteer implement hooks. 2.2.11. Single couplers Connection and disconnection of the loader's hydraulics to the control valve using single ISO-A couplers (ISO 5675 3/8”). Fig. 15 Single couplers: ISO-A, 3/8" 2.2.12. Hose cover IMPORTANT: Loader assembly on a cabless tractor: Check that no hydraulic hoses are closer than 1 meter from the driver in the normal driving position.

  • Page 11: Safety Instructions

    Safety instructions 3. SAFETY INSTRUCTIONS 3.1. General information Driver safety is one of the most important considerations when designing a new loader. As many safety features as possible are incorporated into the design. More than a few accidents occur every year that could be avoided by a few moments' reflection and more careful operation of the tractor loader or implement.

  • Page 12: Explanation Of Symbols

    Safety instructions CAUTION: Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. The following texts and instructions do not refer to personal safety, but are used consistently in the operator's manual to provide tips about operating or serving the machine. IMPORTANT: Indicates a special instruction or procedure which, if not strictly followed, may result in damage to, or destruction of, the machine, the process, or surroundings.
  • Page 13 Safety instructions Entrapment risk. NEVER stand between the front of the tractor and the loader. DO NOT stand, walk or work under or at a raised loader. Be sure to keep all individuals, especially children, and animals away from the work area. Falling hazard.

  • Page 14: Responsibility

    Safety instructions Activation and Deactivation of Boom suspension, Softdrive ALWAYS before Activation/Deactivation of boom suspension: 1. Lower the loader/implement to the ground. 2. Switched off the engine and depressurized loader hydraulics. 3. Activation, move the valve lever to Open position (1). Deactivation, move the valve lever to Closed position (2).

  • Page 15: Installing The Loader

    Safety instructions 3.2. Installing the loader WARNING: The loader must not be connected in series with any of the other tractor's functions. Working with the loader requires the operator's full attention. CAUTION: Pressurized hydraulic fluid. The tractor and loader use hydraulic fluid under high pressure when operating.

  • Page 16: Dead Man's Handle

    Safety instructions 2. Check that the required counterweight is fitted with respect to the implement and application. 3. Check that all screws are tightened. 4. Make sure that the front wheels clear the loader and the subframe when there is full wheel lock and swing —...

  • Page 17: Protection Equipment

    Safety instructions The "dead man's handle" function means that an activated loader function is stopped when the joystick is released and it returns to its neutral position. IMPORTANT: The activated float position does not automatically return to the neutral position, it requires deactivation.

  • Page 18: Operator/Driver Location

    Safety instructions • Check all bolts and nuts regularly for tightening, especially tractor wheel fasteners and subframe fasteners. See section 6. Maintenance. Maintenance for information regarding tightening torque for the loader and the loader subframe. • Make sure that the loader is correctly mounted to the tractor, and that all pins are secured.

  • Page 19: Activating And Deactivating Boom Suspension

    Safety instructions Tool carrier lock indicators look different depending on the type of tool carrier installed on the loader. Carefully check how YOUR tool carrier indicates a locked implement. Use the following checklist to make sure the implement is correctly locked onto the loader's tool carrier: •...
  • Page 20 Safety instructions Learn the working area and terrain before beginning work. Pay attention to vertical clearance and limitations that arise due to the increased reach. WARNING: Risk of electric shock, crushing and pinching. When driving with the loader raised, ensure that there is sufficient distance between the loader/ Fig.

  • Page 21: Stability

    Safety instructions WARNING: Risk of pinching. Entrapment risk. Do NOT stand, walk or work under or beside a raised loader. Make sure you keep everybody, especially children and animals, away from the work area. Fig. 35 Do NOT stand, walk or work under a raised loader. 3.5.6.

  • Page 22: Tractor Stability

    Safety instructions • Make sure that the load is positioned securely in the implement. When it comes to loose material, the implement must not be overfilled, and for solid material, the load must not stick up above the rear of the implement.

  • Page 23: Risk Factors

    Safety instructions WARNING: Overturning risk. Reduce speed before cornering to avoid overturning the tractor. Avoid sudden turns when driving down steep slopes. CAUTION: Overturning risk. Fig. 40 Keep at a distance when working near slopes. Drive at a reduced speed, maximum 10 km/h, with the load in the implement.
  • Page 24 Safety instructions When driving either with or without a load, always lower the loader as far as possible to provide maximum visibility and avoid obstructing lights. NOTE: Remember that boom suspension/tractor suspension affects the loader's ground clearance. CAUTION: Overturning risk. Drive at a reduced speed, maximum 10 km/h, with the load in the implement.

  • Page 25: During Service

    Safety instructions CAUTION: Risk of crushing and pinching If the loader valve is in a depressurized or float position then sudden and unforeseen movements may occur when the hydraulics are connected. 3.6.2. During service Do NOT perform any service on the loader when the tractor engine is running or hot, or when the machine is moving.

  • Page 26: Hydraulic Loader Beam Lock

    Safety instructions 3.6.2.1. Hydraulic loader beam lock NOTE: The loader may be equipped with a mechanical loader beam lock or a hydraulic loader beam lock. NOTE: Available as option/spare part. Contact your dealer. WARNING: The hydraulic loader beam lock must be used during servicing if the loader has to be lifted off the ground.

  • Page 27: Replacement Parts

    Safety instructions WARNING: Pinch risk. Never stand between the front of the tractor and the loader. Fig. 51 Never stand between the front of the tractor and the loader. 3.7. Replacement parts When a replacement part is needed for periodic maintenance or service, use only genuine, original equipment replacement parts to restore your equipment to original specifications.

  • Page 28: Location Of Safety Signs (Warning, Prohibition And Information Decals)

    Safety instructions 3.8. Location of safety signs (warning, prohibition and information decals) 3.8.1. Non-Self Levelling loader, NSL WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov 60055865 Information decal on loader beam, 2 x (placed on the Warning decal on the accumulator holder, 1 x inside) (Art.

  • Page 29: Fitting Pin-On Implements

    Fitting pin-on implements 4. FITTING PIN-ON IMPLEMENTS 4.1. Bucket Mount the bucket when the loader is installed on the tractor using the locking pins. Place the locking pins in the holes in the bucket, as shown in the figure. Fig. 52 Mounting the bucket (Pin on) 4.2.

  • Page 30: Driving Instructions

    Driving instructions 5. DRIVING INSTRUCTIONS 5.1. Description The front loader is suitable for: • be installed on wheeled compact tractors. • Handle various certified implements for lifting, carrying, cutting, scraping, grading and plowing. WARNING: Risk of crushing, pinching, tipping. In the event that one of the loader's hoses ruptures, the loader/implement/load can fall in an uncontrolled manner.

  • Page 31: Minimum Tread Settings

    Driving instructions 5.3. Minimum Tread Settings Minimum recommended track (A) provides static stability on a 15° side incline with the loader immediately above the ground in conditions specified in section 5.2. Counterweight. Unless the minimum track for the specific tractor/loader combination is specified by the tractor manufacturer, the minimum track should be selected according to table 5.3.1.

  • Page 32: Connecting Loader Hydraulics And Joysticks

    Driving instructions 5.5. Connecting loader hydraulics and joysticks The loader's hydraulic system can be connected to the tractor hydraulic system in two ways. Alternative 1: The loader's control valve is connected to the tractor's hydraulic system. The following types of control valves and joysticks are described in this user manual: Direct control valve Wire operated control valve...

  • Page 33: Raising, Lowering, Emptying And Opening The Implement

    Driving instructions NOTE: Activated functions that do not return to their neutral position: Boom suspension Float position, lower 5.6.1. Raising, lowering, emptying and opening the implement See Fig. 59. To raise the implement, move the control lever backwards. To lower the implement, move the control lever forwards To empty the implement, move the control lever to the right.

  • Page 34: Float Position, Lower

    Driving instructions If the loader is equipped with a third hydraulic function, activate the function in connection with the end position to empty and open the implement. NOTE: Hold the control lever/function button in place at each end position for approx 3 seconds to ensure pressure relief.

  • Page 35: The Tractor's Joystick

    Driving instructions Activate the third hydraulic function button and move the control lever to the right; empty the implement. IMPORTANT: When the hydraulic function button is released, third hydraulic function operation will immediately cease. The joystick function to empty and open the implement will be reactivated.

  • Page 36: Activating And Deactivating Boom Suspension

    Driving instructions See the tractor's operator's manual. NOTE: For total pressure reduction, boom suspension must be activated. 5.7.3. Activating and deactivating boom suspension Load damping is activated and deactivated manually using the valve (A). Open position (1), activated load damping. Closed position (2), deactivated load damping.
  • Page 37 Driving instructions IMPORTANT: Incorrect installation or adjustment of the position indicator may cause damage to the position indicator holder when the loader is operated; see 2.2.4. Position indicator. IMPORTANT: If you are carrying out any work in steps 1-9 and you are in the vicinity of the loader/tractor, switch off the engine, remove the ignition key and lock the joystick in the neutral position.
  • Page 38 Driving instructions Bearing box Single-coupling...
  • Page 39 Driving instructions Bearing box 30-40 cm...

  • Page 40: Connecting The Loader Using Lifting Equipment

    Driving instructions 5.8.2. Connecting the loader using lifting equipment CAUTION: CAUTION: Risk of crushing and pinching. Air in hydraulic Risk of crushing and pinching. Keep hands and feet hoses and cylinders can cause jerky, unexpected away from moving components. Do NOT use your movement.
  • Page 41 Driving instructions Important! After installing/connecting a new loader, see 3.2.1. Checklist - Installation of the loader: Single- Bearing coupling Bearing...
  • Page 42 Driving instructions...

  • Page 43: Uncoupling The Loader

    Driving instructions 5.8.3. Uncoupling the loader CAUTION: CAUTION: Risk of crushing and pinching Burn injuries. When the tractor and loader are When depressurizing, sudden unforeseen used, valves, connections and hoses can get very movements may occur. hot. Switch off the tractor and allow the hydraulic components to cool before touching them.
  • Page 44 Driving instructions...

  • Page 45: Disconnecting The Loader Using Lifting Equipment

    Driving instructions Single-coupling 5.8.4. Disconnecting the loader using lifting equipment CAUTION: CAUTION: Burn injuries. Valves, connections and hoses can The loader may fall. Make sure the hoses are not get very hot, even when the tractor and loader pinched or interfere with the tractor when the front have only been used for a short time.
  • Page 46 Driving instructions Important! Park the tractor on a flat, firm surface. If the loader is equipped with boom suspension, activate boom suspension before uncoupling the loader. IMPORTANT: If you are carrying out any work in steps 1-7 and you are in the vicinity of the loader/tractor: Switch off the motor remove the ignition key and lock the joystick in the neutral position.
  • Page 47 Driving instructions Bearing box Single- coupling...

  • Page 48: Connect And Disconnect Implements

    Driving instructions 5.9. Connect and disconnect implements 5.9.1. Connecting implements, Skid Steer IMPORTANT: When connecting the implement to the tractor/loader for the first time, make sure no collisions can occur between the implement and the loader. Both when connecting and operating the implement. Do not stand on the implement when setting the lever in the unlocked position.
  • Page 49 Driving instructions 6. With the tool carrier connected to the implement, press the left and right lock handles (1) into the locked position. Position 1. 7. Raise the loader until the tool carrier is clearly visible from the driver's cab; place the implement horizontally on the ground.

  • Page 50: Disconnecting Implements, Skidsteer

    Driving instructions NOTE: Carefully check that the implement cannot collide with the loader in any position. WARNING: Risk of crush, pinch injuries and overturning. Incorrectly locked implements can come loose. The lock lever/levers must be back in its/their locked position (1). ALWAYS make sure the connected implement is locked in place by pressing the front of the implement against the ground (2).

  • Page 51: Working With The Loader

    Driving instructions 4. Start the engine and lower the loader while carefully tipping the implement forwards until the tool carrier (1) disengages from the bucket's plates (2). 5. Back tractor/loader away from the implement. Fig. 75 Tool carrier 5.10. Working with the loader Only allow qualified personnel to operate the tractor/loader/ implement.
  • Page 52 Driving instructions WARNING: Electric shock. Before digging, check that there are no hidden live electrical cables. To prevent bodily injury or death, do NOT leave the driver's seat if any part of the tractor/loader/implement comes into contact with a live electric cable. Driver and/or bystanders: Do NOT touch the tractor/loader/implement and the ground at the same time.

  • Page 53: Load Stability

    Driving instructions WARNING: Before leaving the operator's seat: 1. Park the tractor on a flat, firm surface. 2. Lower the loader and implement to the ground. 3. Apply the parking brake securely. 4. Move the gearshift to the neutral or park position.

  • Page 54: Tractor Stability

    Driving instructions WARNING: Risk of crush, pinch injuries and overturning. Incorrectly locked implements can come loose. The lock lever/levers must be back in its/their locked position (1). ALWAYS make sure the connected implement is locked in place by pressing the front of the implement against the ground (2).

  • Page 55: Driving Technique

    Driving instructions WARNING: Overturning risk. Do NOT work on or close to steep slopes. The distance from the slope must be equal to or greater than the height of the slope. • If you work with the loader on an uphill slope, drive straight upwards, fill the bucket and reverse downhill.

  • Page 56: Boom Suspension, Softdrive

    Driving instructions Reverse from stock pile, lowering loader slowly. Sudden stops when lowering bucket quickly can result in damage to loader and/or tractor’s hydraulic system. Fig. 91 Reverse, lower slowly. During grading work, tilt the bucket downwards, so that the cutting edge on the bucket comes into contact with the ground in order to avoid damage to the bottom of the bucket.

  • Page 57: Activating And Deactivating Boom Suspension

    Driving instructions 5.11.2. Activating and deactivating boom suspension Load damping is activated and deactivated manually using the valve (A). Open position (1), activated load damping. Closed position (2), deactivated load damping. CAUTION: (1) OPEN Risk of crushing and pinching (2) CLOSED When activating load damping, unexpected, limited loader movement may occur.

  • Page 58: Maintenance

    Maintenance 6. MAINTENANCE WARNING: Read the Maintenance chapter carefully. It contains important information for your safety and how you can keep your loader in good condition. If you are unsure of how to perform the loader's maintenance, employ experienced hydraulic and mechanical service technicians to avoid personal injury.

  • Page 59: Lubrication

    Maintenance CAUTION: Burn injuries. Valves, connections and hoses can get very hot when the tractor and loader have been used even for a short period of time. Switch off the tractor and allow the hydraulic components to cool before touching them. 6.1.

  • Page 60: Repair/Replacement Of Hydraulic Components

    Maintenance WARNING: Pressurized oil. Hydraulic fluid at high pressure can be injected into the body in the event of leakage and cause serious injury, blindness or fatality. Leakage may be invisible. NEVER use fingers or hands to detect leaks. Use approved protective safety glasses and protect the skin using strong leather gloves for example.

  • Page 61: Hydraulic Hoses

    Maintenance When removing hydraulic cylinders, the loader's hydraulic system must be depressurized. For pressure relieving; see sections 5.6.3. Depressurization or 5.7. The tractor's joystick. Damaged cylinders must be replace with new ones. No repair can be done. CAUTION: If you lack knowledge of hydraulics, engage an authorized workshop to replace damaged cylinders.

  • Page 62: Boom Suspension, Softdrive

    Maintenance 6.2.1.3. Boom suspension, SoftDrive Accumulator replacement must be carried out by an authorized workshop; contact your dealer. CAUTION: Risk of crushing and pinching All maintenance must be done when: 1. The loader is fitted to the tractor. 2. The loader is lowered to the ground. 3.

  • Page 63: Checking The Loader And Subframe Bolt Connections

    Maintenance 6.3. Checking the loader and subframe bolt connections Operating hours = the time that the loader is in motion. Check that all bolts are tightened to the specified tightening torque. Check first after 10 hours of operation and then every 50 hours of operation.

  • Page 64: Storage

    Maintenance Grade 5 (Class 8.8) hardware Grade 8 (Class 10.9) hardware 54.2 Nm (40 lb-ft) 63.7 Nm (47 lb-ft) 94.9 Nm (70 lb-ft) 108.4 Nm (80 lb-ft) 119.3 Nm (88 lb-ft) 176.3 Nm (130 lb-ft) 189.8 Nm (140 lb-ft) 271.2 Nm (200 lb-ft) 385 Nm (284 lb-ft) 542.3 Nm (400 lb-ft) *Tightening torque for the lock cover's M10 bolts is 37±2...

  • Page 65: Troubleshooting

    Troubleshooting 7. TROUBLESHOOTING Loader malfunctions are frequently caused by factors not related to the loader: • Check the hydraulic oil level in the tractor's hydraulic tank. Top up to the correct level. • Check that the correct hydraulic oil is used. Only use the hydraulic oil specified in the tractor operator's manual.
  • Page 66 Troubleshooting Problem Possible cause Action Lift and/or implement cylinders working Hydraulic hoses incorrectly connected. Connect hydraulic hoses to correct in the wrong direction compared to lever socket. deflection. Control cables for single lever control Contact your dealer. incorrectly connected. Air in hydraulic oil (generally shown by Low hydraulic oil level.
  • Page 67 Troubleshooting Problem Possible cause Action Internal leakage in control valve. Contact your dealer. Damaged hydraulic pump. Contact your dealer. The loader drops with the control valve Piston in lifting cylinders leaks. Contact your dealer. coil in neutral position. Note: Depending Internal leakage in control valve.

  • Page 68: Accessories

    Accessories 8. ACCESSORIES Not all accessories fit all loaders. Please contact your dealer for information on compatibility with your loader. 8.1. Third hydraulic function Third hydraulic function used to operate hydraulic implements. Fig. 104 Extra hydraulic function. 8.2. Boom suspension, SoftDrive Reduces stresses on tractor and loader, and improves operator comfort.

  • Page 69: Specifications

    9. SPECIFICATIONS 500mm/ 20 inches 500mm/ 1,5 M 20 inches 500mm/ 20 inches 9.1. Non self levelling, NSL Loader model LL1700 Specified pressure for force calculations Bar/psi 135/ 1960 Type Tool carrier Pin-on Max. working pressure Bar/psi 160/2320 Operating temperature see note 1.
  • Page 70 Specifications Loader model LL1700 K Max opening angle at max lift height degrees Loader forces - At Pivot Pin U Lift Capacity to Maximum Height Kg/Lbs 450/980 W Lifting capacity to a height of 1 m Kg/Lbs 520/1150 Y Breakout force...

  • Page 71: Bucket Fill Factors

    Specifications 9.2. Bucket Fill Factors Fill Factor is the percentage of an available volume in a bucket that is actually used. For example, a fill factor of 87 percent for a bucket means that 13 percent of the rated volume is not being used to carry material.
  • Page 72 Specifications Materials Lbs/Cubic feet % Fill Snow (wet) 32.1 Sodium chloride 81.2 Sugar beet 33.7 Turnips 33.7 Wheat 45.6...

  • Page 73: Wiring Diagram

    Wiring diagram 10. WIRING DIAGRAM...