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SUMMIT TRACTORS LX85 Operator's Manual

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60089298 B
2023-08
EN_US
LOADER'S
OPERATOR
MANUAL
LX85
www.summittractors.com
TM

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Summary of Contents for SUMMIT TRACTORS LX85

  • Page 1 60089298 B 2023-08 EN_US LOADER'S OPERATOR MANUAL LX85 www.summittractors.com...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 4.4.3. Depressurization........... 27 4.4.4. Float position, lower..........27 1. INTRODUCTION........2 4.4.5. Button functions........... 28 1.1. General information............ 2 4.4.5.1. Third hydraulic function........28 1.2. Identification..............3 4.5. Connecting and disconnecting a loader.....28 1.2.1. Model and serial number........3 4.5.1. Connecting a parked loader........28 1.2.2.

  • Page 4: Introduction

    IMPORTANT: Do not install third party implements without making sure they have been approved for the application by Summit Tractors. Installation and operating instructions for implements and accessories are not included in this operator's manual. Use the publications supplied with each implement.

  • Page 5: Identification

    Weight: Loader weight without implements, according to the factory delivery specification. • EC number: Loader, EC number SUMMIT TRACTORS LLC ATLANTA. GA USA Supplied by International Tractors USA Corporation, Greenwood, AR Product Ref.No. The operator's manual is valid for the front loader models...

  • 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: Third Hydraulic Function

    See Measurement table. Operating mode Transport mode Measurement table Model Max measurement (D) LX85 4 inches Installation of level indicator Fig. 10 Level indicator Adjust the indicator holder (A) so that the indicator rod (C) is positioned parallel to the cylinder.

  • Page 9: Loader Control System

    Skidsteer quick attach system. IMPORTANT: Incorrectly designed implements may cause personal injury and damage to the loader. For this reason, do not install third party implements without making sure they have been approved by Summit Tractors. Fig. 12 Skidsteer quick attach...

  • Page 10: Single Couplers

    Description and definitions Fig. 13 Skidsteer quick attach locking plate 2.2.9. Single couplers Connection and disconnection of the loader's hydraulics to the control valve using single ISO-A couplers (ISO 5675 3/8”). Fig. 14 Single couplers: ISO-A, 3/8"...

  • 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 WARNING: Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. 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.
  • 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 Overturning risk. The tractor can overturn and cause injury. Pinch risk. Risk that the operator crushes his/her fingers when raising or lowering the loader. NEVER place your hands on the bearing box. 3.1.5. Responsibility CAUTION: Always keep this operator's manual and the tractor operator's manual in the tractor.

  • Page 15: Checklist - Installation Of The Loader

    Safety instructions CAUTION: Pressurized hydraulic fluid. The tractor and loader use fluids that are under high pressure during operation. Check all components and maintain them in good condition. Make sure that no hydraulic components, especially hoses, are damaged or in contact with moving components.

  • Page 16: Hold To Run - Function

    Safety instructions 7. Check that the level indicator is correctly adjusted; see section 2.2.4. Level indicator. 8. Lubricate all pivot points and locking pins according to section 5.1. Lubrication. 9. Check that no hydraulic oil leakage occurs. 10. Operate all loader functions several times to remove air from the system.

  • Page 17: Protection Equipment

    Safety instructions 3.4. Protection equipment 3.4.1. Safety belt WARNING: A safety belt must be used and properly adjusted during work. Replace a damaged safety belt before using the machine. Fig. 21 Wear the seat belt when operating the machine. 3.4.2. ROPS, Rollover protection structure The tractor must at least be equipped with a roll-over protection structure (ROPS) - frame or cab.

  • Page 18: Operator/Driver Location

    Safety instructions 3.5.2. Operator/driver location CAUTION: Only operate the machine when sitting in the operator's seat. • Drive carefully and think about safety. • Always adjust the speed to prevailing conditions. Never drive so fast that you cannot stop quickly in an emergency situation.

  • Page 19: Workplace

    Safety instructions 3.5.4. Workplace Always check the machine's surroundings and ensure that all individuals, especially children, and animals have moved away before starting or operating the machine. WARNING: Risk of crushing and pinching Make sure that nobody is in the vicinity of the tractor when work starts and is in progress.

  • Page 20: Stability

    Safety instructions WARNING: Risk of falling. Do NOT use the loader or the implement as a working platform. WARNING: Risk of falling. Do NOT use the loader or implement to lift or transport people. Fig. 30 Do NOT use the loader or the implement to lift or transport people.

  • Page 21: Tractor Stability

    Safety instructions • Only use implements that are approved for the specific load handling. • 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 22: 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. 36 Keep at a distance when working near slopes. Always drive at a reduced speed with the load in the implement.
  • Page 23 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. CAUTION: Overturning risk. Always drive at a reduced speed with the load in the implement. Adjust the speed according to the terrain, the weight of the load and the center of gravity for the load.

  • Page 24: 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 25: Hydraulic Loader Beam Lock

    Safety instructions 3.6.2.1. Hydraulic loader beam lock WARNING: The hydraulic loader beam lock must be used during servicing if the loader has to be lifted off the ground. This loader beam lock must NOT be used when working on the loader's hydraulics or related wiring.

  • Page 26: Replacement Parts

    Applies especially to valves, hydraulic hoses and adapters. See the published spare parts sheets. Summit Tractors is not responsible for damage that may arise due to the use of non-approved parts or accessories. 3.8. Location of safety signs (warning, prohibition and information decals) 3.8.1.

  • Page 27: Driving Instructions

    Driving instructions 4. DRIVING INSTRUCTIONS 4.1. Description The front loader is suitable for: • be installed on wheeled compact tractors. • Handle various certified implements for lifting, carrying, scraping and grading. 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 28: Connecting The Loader's Hydraulics

    Driving instructions 4.3. Connecting the loader's hydraulics The loader's control valve is connected to the tractor's hydraulic system. The following type is described in this user manual: Wire operated control valve Fig. 49 Connecting the loader's hydraulics 4.4. Joystick On or near the joystick there is a decal describing the loader's basic functions: Raise/lower, empty/open and float position.

  • Page 29: Transport Mode

    Driving instructions 4.4.2. Transport mode Lock the control lever in neutral to prevent unintentional operation. WARNING: To prevent unintentional operation of the loader/ implement: Leave the control lever in neutral. Fig. 51 Lock the control lever in neutral 4.4.3. Depressurization WARNING: Risk of crushing and pinching When relieving pressure, ALWAYS lower the...

  • Page 30: Button Functions

    Driving instructions 4.4.5. Button functions 4.4.5.1. Third hydraulic function Hydraulic implement functions are controlled by the third hydraulic function. See Fig. 54. Activate the 3rd function by holding the 3rd function button and move the lever left or right to open or close the implement.
  • Page 31 Driving instructions Connecting the hydraulics (Step 4-9) CAUTION: Make sure the loader's control valve is correctly connected to the loader. The hose markings must be connected as per each valve marking. Important! If the loader is standing in direct sunlight and the hydraulic fluid is heated, connecting the loader's single-couplers may become difficult.
  • Page 32 Driving instructions Single-coupling Bearing box...
  • Page 33 Driving instructions Bearing box 12-16 inches...

  • Page 34: Connecting The Loader Using Lifting Equipment

    Driving instructions 4.5.2. 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 35 Driving instructions Single- Bearing coupling Bearing...

  • Page 36: Uncoupling The Loader

    Driving instructions 4.5.3. 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 37 Driving instructions Disconnecting a loader from the subframe (Steps 1-5) 1. Important! Position the tractor on a flat, firm surface. Lift the loader so that the bucket is 12-16 inches above the ground. If the loader is fitted with load damping, activate it before you disconnect the loader. 2.
  • Page 38 Driving instructions 12-16 inches Bearing box 1-2 inches 5-6 inches...

  • Page 39: Disconnecting The Loader Using Lifting Equipment

    Driving instructions Single-coupling 4.5.4. 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 40 Driving instructions Important! Park the tractor on a flat, firm surface. 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. Disconnecting the loader from the subframe (Steps 1-2) 1.
  • Page 41 Driving instructions Bearing box Single- coupling...

  • Page 42: Connect And Disconnect Implements

    Driving instructions 4.6. Connect and disconnect implements 4.6.1. Connecting implements, Skid Steer quick attach IMPORTANT: When connecting the implement to the tractor/loader for the first time, make sure no inteferance 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 43 Driving instructions 6. With the Skidsteer quick attach connected to the implement, press the left and right lock handles (1) into the locked position. Position 1. 7. Raise the loader until the Skidsteer quick attach is clearly visible from the operator´s seat; place the implement horizontally on the ground.

  • Page 44: Disconnecting Implements, Skidsteer Quick Attach

    Driving instructions NOTE: Carefully check that the implement cannot interfere 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 45: Working With The Loader

    Driving instructions 4. Start the engine and lower the loader while carefully tipping the implement forwards until the Skidsteer quick attach (1) disengages from the bucket's plates (2). 5. Back tractor/loader away from the implement. Fig. 62 Skidsteer quick attach 4.7.
  • Page 46 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 47: Load Stability

    (2). IMPORTANT: Incorrectly designed implements can cause: Load instability. Tractor instability. Loader damage. For this reason, do not install third party implements without making sure they have been approved for the application by Summit Tractors.

  • Page 48: Tractor Stability

    Driving instructions • Make sure the load is positioned stably in the implement. In terms of loose material, the implement must not be overfilled, while for solid material the load must not stick up above the sides or the back of the implement.

  • Page 49: Driving Technique

    Driving instructions WARNING: Overturning risk. Reduce speed before cornering to avoid overturning the tractor. Avoid sudden turns when driving down steep slopes. CAUTION: Overturning risk. Always drive at a reduced speed with the load in Fig. 76 When cornering, lower the loader and reduce speed. the implement.
  • Page 50 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. 78 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 51: Maintenance

    See the published spare parts sheets. Summit Tractors is not responsible for damages that can occur as a result of using non-approved parts or accessories. WARNING: Pinch risk.

  • Page 52: Lubrication

    Maintenance 5.1. Lubrication 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. The loader is pressure-relieved, see section 4.4.3. Depressurization. Operating hours = the time that the loader is in motion.

  • Page 53: 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 54: Hydraulic Hoses

    Maintenance For pressure relieving; see sections 4.4.3. Depressurization. Damaged cylinders must be replace with new ones. No repair can be done. CAUTION: If you lack knowledge of hydraulics, engage an authorized Summit service dealer to replace damaged cylinders. 5.2.1.2. Hydraulic hoses WARNING: Pressurized oil.

  • Page 55: Checking The Loader And Subframe Bolt Connections

    Maintenance 5.3. 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 56: Storage

    Maintenance Grade 5 (Class 8.8) hardware Grade 8 (Class 10.9) hardware 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 Fig.

  • Page 57: Troubleshooting

    Troubleshooting 6. 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 58 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 authorised Summit service incorrectly connected. dealer.
  • Page 59 Troubleshooting Problem Possible cause Action Piston in lifting cylinders leaks. Contact your authorised Summit service dealer. Internal leakage in control valve. Contact your authorised Summit service dealer. Damaged hydraulic pump. Contact your authorised Summit service dealer. The loader drops with the control valve Piston in lifting cylinders leaks.

  • Page 60: Accessories

    Accessories 7. ACCESSORIES 7.1. Third hydraulic function Third hydraulic function used to operate hydraulic implements. Fig. 88 Extra hydraulic function. 7.2. Skidsteer quick attach system Compatible implements can be attached to this Skidsteer quick attach system. Fig. 89 Skidsteer quick attach system...

  • Page 61: Specifications

    Specifications 8. SPECIFICATIONS 20 inches 20 inches 1,5 M 20 inches Loader model LX85 Specified pressure for force calculations 2180 Type Skidsteer quick attach system Pin-on Max. working pressure 2320 Operating temperature see note 1. °C -30/+50 Lift heights and Bucket angles...
  • Page 62 Specifications Loader model LX85 Loader forces - At Pivot Pin U Lift Capacity to Maximum Height W Lifting capacity to a height of 1 m 1010 Y Breakout force 1390 Lifting force - 19,6 inch in front of the Pivot Pin...

  • Page 63: Bucket Fill Factors

    Specifications 8.1. 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 64 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 65: Wiring Diagram

    Wiring diagram 9. WIRING DIAGRAM...

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