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P O B o x 7 0 , B a t t l e b o r o , N C 2 7 8 0 9
T e l : 2 5 2 - 9 8 4 - 0 7 0 0
F a x : 2 5 2 - 9 8 4 - 0 7 0 1
w w w . l s t r a c t o r . c o m
w w w . l s t r a c t o r u s a . c o m
P/NO
52105107
20110501
DATE
LS TRACTOR
OPERATOR'S MANUAL
J2020H
J2030H
I N N O V A T I V E
T E C H N O L O G Y
P A R T N E R
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Summary of Contents for LS tractor J2020H
- Page 1 I N N O V A T I V E T E C H N O L O G Y P A R T N E R LS TRACTOR OPERATOR'S MANUAL J2020H J2030H P O B o x 7 0 , B a t t l e b o r o , N C 2 7 8 0 9...
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Page 2: Table Of Contents
Contents 1. General Notices for Safety 1-1. Before using the tractor · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 1-1 1-2. - Page 3 Contents (9) Battery charging indicator · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 3-3 (10) Light switch ·...
- Page 4 Contents 4-2. How to Drive and how to Stop (1) How to drive · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 4-3 (2) Changing speed ·...
- Page 5 Contents (3) Instrument panel & Indicators · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 5-6 (4) Turn signal lights, Lights, Horn ·...
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Page 6: General Notices For Safety
1. General Notices for Safety 1-1. Before using the tractor ※ ※ ※ ※ Read this Operator’s manual carefully, before using the tractor, to understand fully. ◆ ◆ ◆ ◆ General information for right use Your tractor is designed and manufactured to be used for agriculture. Do not use the product for improper purpose out of the intention of manufacturer, and follow the safety instructions provided by this Operator’s manual. - Page 7 ◆ ◆ ◆ ◆ Product Identification Your tractor has a exclusive chassis number and engine number marked with product serial number tag to identify the product. (See Fig.1-1) In case of requesting service or parts from your dealer Dealer will need chassis serial number, engine Chassis No.
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Page 8: Safety Precautions (Read This For Safety Before Using)
1-2. Safety Precautions - read this for safety before using. (1) Notices before using For Safety Instruction : Before using the tractor, read this Operator's Manual carefully and Refer to Operator’s understand the instructions fully for the safety Manual. prevention and right usage of the tractor and then use the tractor safely according to the instructions. - Page 9 Tire air pressure, Wheel bolts, Toe-in, Electrical wirings, other items related to safety. Genuine Parts : When replacing parts, you must use “Genuine Parts” of LS tractor. Contact your authorized dealer. If not, it may cause a reduction of product life, failure and serious injury.
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Page 10: Notices When Starting Engine
Safety Structure : For the safety of the driver, various protection structures are attached on the tractor. If these structures are changed or detached by user arbitrarily, it may cause serious accident. Such behaviors are prohibited strictly. D o not disassemble or drill the Bonnet (Hood), Fan cover, PTO cover, PTO shaft ▶... -
Page 11: Notices While Operating/Using The Tractor
(3) Notices while operating/using the tractor Ventilation Warning ▶ I t is very dangerous to work in a closed area. The poisonous exhaust gas may cause serious damage to the human body. If you should work in this area, make sure to ventilate well and put on the protective mask. - Page 12 Obey the traffic rules while driving on public roads. Do not exceed the local legal speed limit. Use a sign beacon or slow moving vehicle (SMV) to indicate that the vehicle is slow moving. If you can not drive the tractor due to a failure, move the tractor to a safe place and install troubled vehicle (safety tripod).
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Page 13: Notices When Connecting Implement
(4) Notices when connecting Implement Attach or detach the implement on wide and level ground. Do not stand between tractor and implement. Use hitch or drawbar for towing. Do not tow by connecting with any other structures. When connecting heavy implements, apply the parking brake and use the wheel chock. -
Page 14: Notices When Transporting The Tractor
(6) Notices when transporting the tractor When transporting the tractor by truck, trailer, etc, use suitable equipment or facilities to load or unload the tractor. Fix the tractor tightly to the vehicle with heavy- duty straps or chains. When fixing the rear of the tractor, use the hitch or hitch support. -
Page 15: Notices When Checking Tractor After Work
(8) Notices when checking tractor after work The check and maintenance must be performed after stopping the engine and cooling down the engine sufficiently. DO NOT pour water into the radiator or engine when the engine is hot. The engine or radiator may crack. -
Page 16: Notices When Handling Diesel Fuel
(9) Notices when handling Diesel Fuel Do not mix gasoline, alcohol or blended fuels to diesel fuel. These mixtures are explosive in fuel tank. Never remove the fuel cap or refuel with the engine running or hot. Do not smoke while refueling the tractor or when standing near fuel. Keep any type of flame away. Maintain control of the fuel filler nozzle when filling the fuel tank. -
Page 17: Long-Term Storage
1-3. Long-term storage (1) Preparation for storage ※ Wash the tractor cleanly and follow the procedure as below. Apply grease or lubricant oil or spray paint to the non-painted metal to avoid corrosion. Keep the tractor in a covered, dry and well-ventilated place. Temperature : 10 ℃... -
Page 18: Check & Maintenance During Storage
(2) Check & Maintenance during storage Apply grease or lubricant oil to non-painted metal to avoid corrosion. Check the leakage of fuel, oil and coolant. If necessary, repair the damaged part. The battery should be charged about once a month not to be discharged entirely. Check the tire air pressure and maintain the proper pressure. -
Page 19: Notices For "Use & Disposal" Related To Environment Preservation
1-4. Notices for ”Use & Disposal” related to Environment preservation Soil, Air and Water are essential elements for human life. To contribute to environment preservation of the Earth, we are trying to minimize the environment pollution necessitated by general business activity such as product design, manufacturing, distribution, etc. Several substances and products derived from chemical and petrochemical products are major portion of environment pollution and must be disposed of according to environment laws or related regulations, and common sense. -
Page 20: Symbols
1-5. Symbols The followings show the symbols and its meaning used for the tractor. Refer to User’s Gear Neutral Low speed Manual. Caution! Forward/Rearward High speed Engine speed Battery charging Forward control (throttle) Engine speed Fuel level Backward control (throttle) Turn signal Fuel filter 4WD connection... -
Page 21: Safety Decals
1-6. Safety Decals (1) Handling and Maintenance of Safety Decals For right use and personal safety of the operator, the safety decals (labels) are attached to the parts related with safety operation. Before operating or maintenance of the parts, check the position and read the instructions carefully. The instructions described on the safety decals are very important for the safety of ▶... - Page 22 1. Position : Fuel tank cap 2. Position : Beside starter motor 3. Position : PTO cover 4. Position : Beside 5. Position : Fender 6. Position : Fender cooling fan 7. Position : Radiator 8. Position : Air cleaner 9.
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Page 23: Hst Type
2. The Name of Each Part (1) HST type Head lights Tire Hood (Bonnet) Rear-view mirror Fuel tank Sub step Instrument panel Steering wheel Fender Fender Driver’s seat Safety frame (Roll Bar) Upper link Lower link 2 2 2 2 - 1... -
Page 24: Key Switch
3. Instruments and Controls 3-1. Instrument panel and Switches (1) The name of each part Engine coolant Fuel level Right turn signal Tachometer PTO operation temperature gauge gauge indicator indicator One side Left turn signal brake indicator indicator (option) Engine oil pressure indicator Cold start aid... -
Page 25: Tachometer And Hour Meter
(4) Tachometer and Hour meter Tachometer Tachometer shows the engine revolutions per minute. The number 0005.3 in Hour meter shows that the tractor has been used for 5.3hours (5hours and 18minutes). Hour meter (5) Engine coolant temperature Engine coolant temperature gauge gauge This gauge indicates the temperature of coolant during operation. -
Page 26: Turn Signal Light Switch
(7) Turn signal light switch It is used when turning to the right or the left. If this switch is operated, turn signal lights of the selected direction and turn signal indicator in the Instrument panel shall be flashed simultaneously. Turn signal indicator Right Turn the signal light on when... -
Page 27: Light Switch
(10) Light switch ① EU version Light switch OFF – Instrument panel and all lights are OFF. – Instrument panel and sidelights are ON. – Instrument panel, sidelights, and High beam headlights (low beam) are ON. indicator – Instrument panel, sidelights, headlights (high beam) are ON. -
Page 28: Hazard Warning Light Switch
(12) Hazard warning light switch ① EU version This is used to warn other drivers to pay attention to emergency status. If you press the triangle switch, all turn signal lights and indicators shall be blinking. Hazard warning light switch I f you use the hazard warning lights for a long time, it may cause a increase of ▶... -
Page 29: Pto Operation Indicator
(14) PTO operation indicator PTO operation indicator If the PTO switch is “ON”, this indicator shall be “ON” if the PTO switch is “OFF”, this indicator shall be “OFF”. For further information, See page 3-9. PTO switch (15) PTO switch To operate the independent PTO, comply with the instruction as below. -
Page 30: Operating Levers And Pedals
3-2. Operating Levers and Pedals Important to owner, read carefully. Mechanical type Brake pedal Throttle lever HST pedal Parking brake lever Differential lock Differential lock PTO switch PTO switch pedal Remote control lever (option) Position control 4WD lever lever PTO select lever Range gear shift lever (1) Throttle lever... -
Page 31: Brake Pedal
(2) Brake pedal For mechanical type transmission, the clutch pedal must be depressed with brake pedal to stop the tractor completely. If 4WD is disengaged, the brake force is only Brake pedal applied on rear wheels. Brake pedal is located as below. (Mechanical Type : Right side, HST Type : Left side) ▶... -
Page 32: Pto Gear Lever (If Fitted)
(5) PTO gear lever (if fitted) PTO gear lever can choose M/PTO, REAR PTO M/PTO+REAR, and REAR PTO. REAR PTO : 540 rev/min (Engine : 2603 rev/min) MID/ REAR PTO MID PTO : 2000 rev/min (Engine : 2700 rev/min) MID PTO After placing PTO switch in “OFF”... -
Page 33: Differential Lock Pedal
(7) Differential lock pedal HST type If the tractor cannot go forward as one side rear wheels are slipping, press the differential lock pedal. Differential lock Differential lock is effective for working on slippery pedal ground and working with a plough. If engaged, both rear wheels will rotate at equal speed. -
Page 34: Hst Neutral Switch
(9) HST neutral switch (HST type) It is located under the HST pedal, and the switch can only be pressed while the pedal is at neutral. If this switch is not pressed, the engine can not start. HST neutral This is a start safety switch to prevent the sudden switch starting of the tractor when engine starts. -
Page 35: Driver's Seat (Hst Type)
(11) Driver’s seat (HST type) USA version (HST) At the lower end of the seat, there is a switch to detect that operator is sitting in seat. If the operator gets up from the seat while engine is running, the engine will stop automatically for safety in case of ;... -
Page 36: Hydraulic System
3-3. Hydraulic system (1) Steering system As the steering system of your tractor has a hydraulic pump, valve and etc., it provides you more convenience to operate the steering wheel. And the non-load reaction system was applied to avoid the moving of the steering wheel by the impact of the front wheels on rough ground. Notices when using the steering system. -
Page 37: Hydraulic Lift Control
(2) Hydraulic lift control The 3-point linkage can go up and down by using the position control lever as below. 1. Push the position control lever forward, the 3-point linkage goes down. 2. Pull the position control lever backward, the 3-point linkage goes up. -
Page 38: Remote Control Lever And Quick Coupler
(4) Remote control lever and Quick coupler (option) ※ This is used to operate the implement (i.e. Dump trailer, Hydraulic conversion plough, etc) attached to the tractor by the hydraulic pressure. If you push the remote control lever forward, the hydraulic pressure works to the upper coupler, and the lower coupler is connected to the drain. -
Page 39: Hydraulic System Diagram
(5) Hydraulic System Diagram HST type ⑧ ⑥ ⑥ ⑨ ⑨ ② ⑦ ③ ⑫ ④ ⑪ ① ⑤ ⑩ ⑬ 1. Hydraulic oil filter 1. Hydraulic oil filter 6. Independent PTO valve 6. Independent PTO valve 11. Down speed control valve 11. -
Page 40: Safety Device
3-4. Safety Device (1) Seat belt Always wear the seat belt before operating the tractor and adjust the belt to fit the operator. 1. Insert the seat belt end into the buckle until a ‘click’ indicates it is properly engaged. 2. -
Page 41: Operation And Work
4. Operation and Work 4-1. Engine start and stop ▶ Check each part before starting the engine. ▶ Check if there’s anyone close to the tractor before starting. Place the lever and switch in “Neutral” ▶ Caution or “OFF” position. Start the engine by sitting on the ▶... -
Page 42: Start In Cold Weather
Warning Only start engine outdoors or in a well ventilated place, as the engine exhaust ▶ fumes may cause sickness or death. To avoid an explosion, never use starting fluid to start engine. ▶ Start the engine ONLY from the driver’s seat with depressing clutch pedal fully (for ▶... -
Page 43: How To Drive And How To Stop
4-2. How to drive and how to stop (1) How to drive HST type 1. Pull the position control lever to lift the implement up after starting engine Position control lever 2. Set engine speed at 1500 rev/min. 3. Place the range shift lever in desired position. -
Page 44: Changing Speed
(2) Changing speed Throttle lever HST type Just depressing the HST pedal forward or backward makes it possible to travel forward and pedal in reverse. Moving (forward/reverse), neutral and changing speed can be controlled by the pedal. The range gear shift lever must be operated in the neural state of the pedal, and after tractor has stopped completely. -
Page 45: Stopping Tractor
(4) Stopping tractor HST Type Throttle lever 1. Take a foot off from the HST pedal, and press the brake pedal. Place the range gear shift lever in switch “Neutral” and PTO switch to “OFF”. 2. Pull throttle lever backward to lower the engine speed. -
Page 46: Driving Tractor On The Road
▶ D O NOT too tighten the tension of the HST neutral spring. It makes an excessive braking shock due to disturb the safety operation. Caution ▶ T he additional braking function of the HST does NOT always provide constant braking distance of the tractor. -
Page 47: Parking
(6) Parking Stop the tractor on a level surface, not on a slope. Disengage PTO and place all the transmission shift lever in NEUTRAL position and apply the parking brake. Stop engine and remove ignition key. Before you leave the operator’s station, wait for engine and all moving parts to stop. -
Page 48: How To Handle New Tractor
4-3. How to handle new tractor (1) Check points For new tractor, the followings must be checked once again even though there was sufficient quality ※ management, inspection, regulating of each part in the factory. Appearance check - Is there any damage while transporting? Engine cooling system check - Is there anti-freeze solution in the radiator? And any leakage? Fuel system check... -
Page 49: Attaching Implement
4-4. Attaching Implement (1) 3-point linkage ⑤ ⑤ ⑤ ⑤ ⑥ ⑥ ⑥ ⑥ ① Lift rod (LH) ② Stabilizer ③ Lower link ⑧ ⑧ ⑧ ⑧ ④ Lift rod (RH) ④ ④ ④ ④ ① ① ① ① ⑤ Upper link ⑦... -
Page 50: Upper Link Installation And Adjustment
(2) Upper link installation and adjustment ③ ③ ③ ③ ① ① ① ① Adjust the upper link ① depending on the ② ② ② ② implements. Length of the upper link ① can be adjusted by turning the grip ②... -
Page 51: Reference Of Implement Installation Part
(5) Reference of Implement installation part (Max) (Max) (Min) (Min) 19.3 44.5 22.4 CAT.1 (0.74) (0.75) (1.73) (2.99) (2.71) (1.75) (0.86) (0.88) (1.53) (1.53) (0.18) (26.8) Unit : mm (unit : inch) (6) Reference of PTO shaft Rear PTO gear stage Rear PTO speed / Engine speed 540 / 2603 rev/min Clockwise... -
Page 52: Pto Safety Cover And Protection Cap
MID. PTO gear stage MID. PTO speed / Engine speed 2000 / 2660 rev/min Revolution Clockwise Direction (view from end of PTO shaft.) Ground Clearance 403(15.9 in) (Tire radius:408mm(16.1 in)) Module : DP 16/32 Number of Teeth : 15T Shaft dimension (unit : inch) (0.94 in.) (0.84 in.) -
Page 53: Hitch And Drawbar
(8) Hitch and Drawbar (option) When attaching towing equipments, use the hitch or drawbar. DO NOT use the 3-point linkage or other parts. If so, the tractor could turnover. When attaching towing equipments, do not exceed the maximum permissible vertical and horizontal loads. -
Page 54: 7-Pole Connector (Option)
(9) 7-Pole connector (option) The one of the standard 7-pole trailer connectors is provided and is mounted at the rear of the tractor. The connections of the 7-pole connector (viewed from the rear of the tractor) are as follows; EC Version Pin No. -
Page 55: Technically Maximum Permissible Mass
(10) Technically maximum permissible mass When working with front loader or rear heavy loaded attachments installed to the 3-point linkage, install ballast weights on the counter-part axle to maintain the front and rear weight balance of the tractor. If not, front or rear axle can be strained by the overloaded weight. When working with the front loader, place the attached rear weight to the highest position and turn the down speed control knob to the “lock”... -
Page 56: Adjusting Wheel Tracks And Tire Replacement
(11) Adjusting Wheel tracks and tire replacement If the front wheel track is adjusted, check the clearance between tires and tractor body case by case. If necessary, the steering angle must be adjusted as following page. When adjusting rear wheel track, check the “A radial and lateral clearance between rear tire and tractor chassis as below. -
Page 57: Adjusting Steering Angle
(13) Adjusting Steering angle If the front wheel track is adjusted or front tires are replaced with new tires having bigger diameter or width, or one of the front equipments is attached, the steering angle must be adjusted as below. 1) Loosen the locking nut on both sides. -
Page 58: Driving Speed
For safety, operate the tractor at suitable speed. Table of driving speed (unit : Km/h -> Mile/h) HST Type HST Type HST Type HST Type J2020H / J2030H Range gear stage 0 ~ 6.8 Km/h 0 ~ 15.7 Km/h Forward (0 ~ 4.3 mph) (0 ~ 9.8 mph) -
Page 59: Lubrication And Maintenance
5. Lubrication and Maintenance 5-1. Checking of Each Part (1) Checking parts Mechanical type 5 5 5 5 - 1... -
Page 60: Maintenance Table
(2) Maintenance Table HST type Check Period (Hours) Capacity & Checking Part Type & Spec. Dimension Daily 1200 ▲ Fuel tank See page 5-3 25 ℓ (6.60 U.S. gals) ● Fuel filter Element ▲ ● Engine oil See page 5-3 4.2 ℓ... -
Page 61: Lubricants And Capacity
5-2. Lubricants and Capacity Recommended Lubricants Capacity International standard products Engine coolant Soft water (50%) + 3.8L (1.00 U.S. gals) ASTM D5216 (Radiator) Anti-freeze (50%) Fuel 25L (6.60 U.S. gals) ASTM D975 No.2 Low sulfuric diesel fuel API CF-4 or CG-4 Winter : SAE 10W/30 Engine oil GS Caltex RPM Dello... -
Page 62: Access For Maintenance
5-3. Access for maintenance For safety, the hood must be closed and correctly latched before operating the tractor. The hood is hinged at the rear one bar is attached inside to support the hood for easy access to the engine. To open the hood, pull the hood grip and lift the hood up and place the supporting bar to lock position. -
Page 63: Checking Before Staring (Daily Check)
5-5. Checking Before Starting (Daily check) Before starting engine, check the followings carefully to avoid any failure or damage. Contaminant Wheel bolts and Damage of headlights, Amount of in fuel filter tightening of turn signal lights, Fuel amount transmission oil each part and horn Battery... -
Page 64: Fuel Tank
(2) Fuel tank ① ① ① ① Tank Capacity : 25 ℓ (6.69 U.S. gals) ② ② ② ② Using Fuel Use low sulfuric diesel. If contaminants like water or dusts are mixed in Drum the fuel, it may cause a severe damage to the Impurities engine. -
Page 65: Turn Signal Lights, Lights, Horn
(4) Turn signal lights, Lights, Horn Check the operation of lights, turn signal lights Turn signal light switch and horn If the light is OFF suddenly when operating the switch, check the problem as followings. Light switch 1. Check the corresponding fuse in the fuse box. 2. -
Page 66: Air Cleaner (Dry Type)
(6) Air cleaner (Dry type) Evacuator valve ① ① ① ① Cleaning filter element Remove the cover and pull out the primary filter element straight out. (Fig. 1) Cover When cleaning the element in the working field, tap the element by hand to remove the dust. Primary filter element <Fig. -
Page 67: Cleaning Of Radiator And Radiator Screen
(7) Cleaning of Radiator and Radiator screen Remove the dust or dry grass stuck to the radiator or radiator screen daily. When cleaning the radiator with water, let water flow from the fan side. Radiator screen If there are lots of foreign materials such as dry grass stuck to the radiator screen, ▶... -
Page 68: Tightening State Of Bolts And Nuts Of Each Part
(9) Tightening state of Bolts and Nuts of each part Check if the bolt or nut of each part is loosened and If loosened, tighten it again. Check the bolts and nuts of tires before starting engine. (10) Adjustment of Brake pedal play Check the distance of brake pedal play. -
Page 69: Adjusting Hst Control Linkage (Hst Type)
(11) Adjusting HST control linkage (HST type) Run engine and place the range gear shift lever in “Low” position. Check if the HST tractor stops by taking the foot off from the pedal while driving. If the tractor does not stop, stop the tractor immediately by using brake pedal. And, adjust the neutral position as below. -
Page 70: Every 50 Hour Check
5-6. Every 50 hour check (1) Lubricating grease Threads, pin-connection parts and other sliding or moving parts. (2) Checking Transmission oil Stop the engine on level surface and apply the Oil gauge parking brake and lower implements to the ground. Clean around oil filling port and pull the gauge straight out. -
Page 71: Checking Front Axle Oil
(3) Checking Front axle oil Turn the oil gauge counter-clockwise and pull it Oil gauge If the oil level in the gauge scale is in between the maximum and minimum, it means “Proper amount”. If necessary, add new oil into the oil filling port. (after 5~10 minutes later, check the oil level again) For oil specification, refer to “Lubricants and... -
Page 72: Every 300 Hour Check
5-7. Every 300 hour check (1) Replacing Engine oil and Filter ① ① ① ① Drain Engine oil Run engine for a few minutes to warm oil. Park the tractor on a level surface. Oil filter Remove drain plug of oil pan and drain the oil completely. -
Page 73: Replacing Hydraulic Oil Filter
(2) Replacing Hydraulic Oil Filter ① ① ① ① Suction filter Park tractor on level surface and engage parking brake and lower Suction filter implements and stop the engine and cool down the tractor sufficiently. Carefully clean around the filter and set a clean container under the filter. -
Page 74: Replacing Fuel Filter Cartridge
(3) Replacing Fuel filter cartridge 1. Stop engine and apply parking brake. Set Fuel tank container under the fuel filter. (Return) Prepare the plug to block the fuel hoses. 2. Disconnect hose-A first, and plug the hose. Bolt 3. Disconnect hose-B and C with the same method. 4. -
Page 75: Tension Adjustment Of Fan Belt
(5) Tension adjustment of Fan belt Check the tension of fan belt. if it is not suitable to standard value, loosen the tension bolt and adjust Adjusting plate Bolt the tension. - Belt tension : Crank shaft pulley ~ Alternator pulley - Standard : Appx. -
Page 76: Every 600 Hour Check
5-8. Every 600 hour check (1) Changing Front axle oil Remove left/right drain plug and drain oil completely. Oil filling port Assemble the plug again. & Oil gauge Add new oil into the oil filling port with checking the oil level. After 5~10 minutes later, check the oil level again and tighten the oil gauge. -
Page 77: Replacement Of Engine Coolant
(3) Replacement of Engine Coolant ① ① ① ① Capacity : 3.8 ℓ (1.00 U.S. gals) Radiator cap ② ② ② ② Check Check the coolant of radiator and expansion tank whether it is insufficient or not. Do not open the radiator cap except to check or change it. -
Page 78: Adjusting Engine Valve Clearance
(4) Adjusting Engine Valve clearance 0.25mm (0.0098in) Contact your authorized dealer to check the valve clearance. Valve clearance : 0.25mm (0.0098 in) If the gap is big, the noise increase and if the gap is small, the engine power can be low. (5) Checking Nozzle injection pressure Contact your authorized dealer. -
Page 79: General Maintenance (When Required)
5-9. General maintenance (When required) (1) Air-bleeding from Fuel system The air in the fuel system may cause weak injection and the failure of engine start or stop. To prevent such failures, bleed the air from the fuel system. Fuel injection pipe Fuel injection nozzle Fuel tank... - Page 80 ② ② ② ② Air-bleeding from Fuel Injection Air-bleed bolt pump 1. Turn key switch to “ON” position. 2. Loosen the Air-bleed bolt. 3. After clean fuel without bubble comes out from the Air-bleed bolt, turn key switch to “OFF” position.
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Page 81: Fuse & Main Fuse
(2) Fuse & Main fuse ① ① ① ① Fuse check and replacement How to replace the fuse 1. Remove the cover of fuse box. 2. Check each fuse and remove the damaged fuse. 3. Replace the new one same as damaged one. Capacity and function of each fuse is described in the cover of fuse box. - Page 82 ② ② ② ② Main fuse (SLOW BLOW FUSE) check and replacement The main fuse is attached to the electric wiring of left side of the engine. If the main fuse is damaged, remove it from the Main fuse wiring and replace with a genuine part. As the main fuse is a device to protect the electric system and wiring, check if there is trouble in the electric system.
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Page 83: Battery Handling And Notices
Get medical attention immediately. Charge the battery in an area with good ventilation and DO NOT charge a frozen ▶ battery. Replace it with LS tractor genuine products or the battery with the same capacity. ▶ 5 5 5 5 - 25... - Page 84 Replaced old battery must be disposed of in a suitable manner, according to the ▶ ▶ national legislation or local regulations. Contact your authorized dealer. Replace it with LS tractor genuine products or the battery with the same capacity. ▶ 5 5 5 5 - 26...
- Page 85 ③ ③ ③ ③ Notices in charging the battery using separate charger As the battery fluid makes poisonous gas which can explode during the charging, comply with the following instructions. 1. Detach battery from the tractor. 2. Wait until the battery is warmed to room temperature.
- Page 86 ④ ④ ④ ④ How to use jumper cables if the battery which is attached to the tractor is discharged and needs to connect a auxiliary battery, ※ follow the instructions as below. ⓐ ⓐ ⓐ ⓐ Connecting Jumper cables Check followings before connecting the cables.
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Page 87: Troubleshooting
5-10. Troubleshooting To avoid injury due to sudden start, apply parking brake and place the ▶ Warning transmission gear in “Neutral”. System Faults Possible causes Solutions Start safety switch is not Depress clutch pedal fully ▲ ▲ contacted. PTO switch is not in “OFF” Place PTO switch in “OFF”... - Page 88 System Faults Possible causes Solutions Fault of injection pump Repair ▲ ▲ Engine stops at low Valve gap is not correct Adjust the gap ▲ ▲ speed revolution. Poor nozzle pressure Repair ▲ ▲ Lack of coolant Supplement ▲ ▲ Bad fan belt tension or broken Adjust belt tension or ▲...
- Page 89 System Faults Possible causes Solutions Wrong brake pedal play. Adjust ▲ ▲ Brake does not work or Lining worn or broken Replace ▲ ▲ only one side works. Left/right pedal play is different Adjust ▲ ▲ Brake After brake pedal Return spring damaged Replace the spring ▲...
- Page 90 System Faults Possible causes Solutions Repair or replace Pump worn or part damaged ▲ ▲ Repair or replace Steering unit damaged or worn ▲ ▲ Hydraulic steering Repair Oil leakage by steering ▲ ▲ system does not work. cylinder piston seal damaged or worn Oil leakage by pipe damage ▲...
- Page 91 System Faults Possible causes Solutions Check and repair ▲ Low pressure relief set is too ▲ High pressure relief set is too Check and repair ▲ ▲ When operating HST HST charger valve fault ▲ pedal, tractor dose not Replace ▲...
- Page 92 System Faults Possible causes Solutions Abnormal wiring Check the tightening state ▲ ▲ of terminals and ground Alternator failure Repair or replace Battery does not ▲ ▲ charge Lack of fan belt tension or Adjust fan belt tension or ▲ ▲...
- Page 93 6. Dimension and Specification 1029mm (40.5 in) 818mm (32.2 in) 6 6 6 6 - 1...
- Page 94 1029mm (40.5 in) 818mm (32.2 in) 6 6 6 6 - 2...
- Page 95 1029mm (40.5 in) 818mm (32.2 in) 818mm (32.2 in) 6 6 6 6 - 3...
- Page 96 1029mm (40.5 in) 818mm (32.2 in) 818mm (32.2 in) 6 6 6 6 - 4...
- Page 97 J2020H J2030H Mechanical Type HST Type 720kg (1587 lb) 730kg (1609 lb) Bumper Front weight Model S3L2 Type Indirect, Swirl Chamber No. of cylinder Diameter x stroke Diameter x stroke 78 x 78.5mm (3.07x3.09 in.) 78 x 78.5mm (3.07x3.09 in.) 78 x 92mm (3.07 x 3.62 in)
- Page 98 J2020H J2030H Forward / Reverse HST Pedal Main gear Gear Range gear Spur type Creeper gear Main gear Gear Range gear stage Creeper gear Gear type Gear type Spiral Bevel Spiral Bevel Operation Mechanical Type Type Independent rear PTO / MID PTO No.
- Page 99 J2020H J2030H Wheel position Center Type Hydraulic Min. turning radius 2.5 m (8.2 ft) (w/brake) Max. steering angle 47˚ / 41˚ No. of steering turns 3 turns from stop to stop Transmission Oil Rated output 12V-50A Voltage control Built-in (IC-type)
- Page 100 J2020H J2030H Instrument lights Indoor light (CAB) Instrument indicator light Cold start aid Glow Plug Front 6-12 (4PR) 6-12 (4PR) Rear 9.5-16 (6PR) 9.5-16 (6PR) Stage Front Range Stage Rear Range ** These specifications are only general product information and can be changed to improve the...
- Page 101 Lubricants and Capacity Recommended Lubricants Capacity International standard products Engine coolant Soft water (50%) + 3.8L (1.00 U.S. gals) ASTM D5216 (Radiator) Anti-freeze (50%) Fuel 25L (6.60 U.S. gals) ASTM D975 No.2 Low sulfuric diesel fuel API CF-4 or CG-4 Winter : SAE 10W/30 Engine oil GS Caltex RPM Dello...
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