Kubota T2380 Operator's Manual
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Kubota T2380 Operator's Manual

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PRINTED IN U.S.A.
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Code No. K1042-7121-4
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KUBOTA Corporation 2008
OPERATOR'S MANUAL
1BDADAFAP0010
READ AND SAVE THIS MANUAL
MODELS
T1880
T2080
T2380

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  • Page 1 OPERATOR'S MANUAL MODELS T1880 T2080 T2380 · · 1BDADAFAP0010 Code No. K1042-7121-4 READ AND SAVE THIS MANUAL © PRINTED IN U.S.A. KUBOTA Corporation 2008...

  • Page 2: Universal Symbols

    Society of Automotive Engineers KUBOTA Corporation is ··· Kubota Reverse Awareness System Since its inception in 1890, KUBOTA Corporation has grown to rank as one of the major firms in Japan. To achieve this status, the company has through the years...
  • Page 3 FOREWORD You are now the proud owner of a KUBOTA LAWN TRACTOR. This machine is a product of KUBOTA's quality engineering and manufacturing. It is made of fine materials and under a rigid quality control system. It will give you long, satisfactory service.

  • Page 4: Table Of Contents

    CONTENTS SAFE OPERATION ....................1 SERVICING OF MACHINE ..................1 SPECIFICATIONS....................... 2 INSTRUMENT PANEL AND CONTROLS..............4 MOWER MOUNTING ....................5 ATTACHING THE MOWER ..................5 ADJUSTING THE MOWER DECK (FOR BEAUTIFUL FINISH CUT) ..... 7 OPERATING THE ENGINE..................10 STARTING THE ENGINE ..................
  • Page 5 Replacing Air Cleaner Paper Element ................46 Replacing Fuel Filter....................... 47 Engine Oil Filter Cartridge Change................. 47 EVERY 200 HOURS ....................49 Checking Spark Plug [T1880] ..................49 Cleaning Bendix Starter [T1880]..................49 EVERY 500 HOURS ....................49 Cleaning Solenoid Shift Starter [T2030,T2380] .............. 49 EVERY 2 YEARS....................
  • Page 6 CONTENTS Replacing Fuses ......................50 Replacing bulbs ......................50 Checking and Replacing Blade..................51 GENERAL TORQUE SPECIFICATION ..............53 TIGHTENING TORQUE CHART ................54 STORAGE ......................... 55 TROUBLESHOOTING....................56 ENGINE TROUBLESHOOTING ................56 BATTERY TROUBLESHOOTING ................. 56 MACHINE TROUBLESHOOTING ................. 57 MOWER TROUBLESHOOTING................
  • Page 8 2. Know the controls and how to stop quickly. 17. Use only implements recommended by KUBOTA. Use 3. Pay special attention to the safety labels on the proper ballast to front or rear of machine to reduce the machine and mower.
  • Page 9 4. Use slow speed. Be aware of the mower discharge direction and do not 5. Follow the KUBOTA's recommendations for wheel point it at anyone. weights or counterweights to improve stability. 16. Watch for traffic when operating near or crossing 6.
  • Page 10 SAFE OPERATION 9. If the machine stops going uphill, disengage PTO and 2. Before dismounting, disengage the PTO, lower all back slowly down. implements, place all control levers in their neutral positions, apply parking brake, turn off the engine and 10.
  • Page 11 SAFE OPERATION 11. Do not smoke when working around the battery. 21. Do not attempt to mount a tire on a rim. This should be Keep all sparks and flames away from battery. The done by a qualified person with the proper equipment. battery presents an explosion hazard because it gives 22.
  • Page 12 SAFE OPERATION 6. DANGER, WARNING AND CAUTION LABELS...
  • Page 13 SAFE OPERATION...
  • Page 14 2. Clean danger, warning and caution labels with soap and water, and dry with a soft cloth. 3. Replace damaged or missing danger, warning and caution labels with new labels from your KUBOTA Dealer. 4. If a component with danger, warning and/or caution label(s) affixed is replaced with new part, make sure the label(s) is(are) attached in the same location(s) as the replaced component.

  • Page 16: Safe Operation

    When in need of parts or major service, be sure to see your KUBOTA Dealer. When in need of parts, be prepared to give your dealer the machine, engine and mower serial numbers.

  • Page 17: Specifications

    SPECIFICATIONS SPECIFICATIONS Model T1880 T2080 T2380 Model GH540V GH710V GH720V Type OHV air cooled gasoline engine Number of cylinders Total displacement cm (cu. in.) 597 (36.4) 725 (44.2) Max.horse power kW (HP)/rpm 13.4 (18) 14.9 (20) 17.2 (23) 89 x 86 Cylinder bore and stroke mm (in.)
  • Page 18 SPECIFICATIONS Model T1880 T2080 T2380 Type RCK42-LT20 RCK48-LT23 Mounting method Parallel Linkage Adjustment of cutting height Dial gauge Cutting width mm (in.) 1067(42) 1219 (48) Cutting height mm (in.) 25 to 102 (1.0 to 4.0) Mower Weight (Approx.) kg (lbs.) 51 (112.5)

  • Page 19: Instrument Panel And Controls

    INSTRUMENT PANEL AND CONTROLS INSTRUMENT PANEL AND CONTROLS (1) Choke knob (2) Hour meter (option) (3) Throttle lever (4) Light switch (5) Key switch (6) Easy checker (TM) (7) KRA system switch (8) Cruise control knob (T2080, T2380) (9) Parking brake lock pedal (10) PTO lever (11) Speed control pedal (12) Brake pedal...

  • Page 20: Mower Mounting

    MOWER MOUNTING MOWER MOUNTING ATTACHING THE MOWER To avoid personal injury: A Shut off the engine and remove the key before attaching the mower. 1. Park the machine on level ground and place the mower deck at the right side of machine. Raise mower lift lever and lock in raised position.
  • Page 21 MOWER MOUNTING [Belt support bracket attaching and adjustment] 6. After passing the mower brake wire through the wire holder, attach it to the mower brake with the rue ring Adjust the belt support bracket to the following cotter pin. specification with the PTO lever in the "ENGAGED" 7.

  • Page 22: Adjusting The Mower Deck (For Beautiful Finish Cut)

    MOWER MOUNTING ADJUSTING THE MOWER DECK (FOR BEAUTIFUL FINISH CUT) To avoid personal injury: A Make sure engine is not running when adjusting the brake. To avoid personal injury: A Do not operate mower when the brake is not A Shut off the engine and remove the key. properly adjusted.
  • Page 23 MOWER MOUNTING 7. Loosen the nuts. Adjust the link, lift link and lift rod length so that the difference between measurements (Left) and (Right) is less than 3 mm (1/8 in.). (A) Front (B) Rear 9. Tighten the nuts. (1) Link (2) Nut (1) Lift link (2) Lift rod...
  • Page 24 MOWER MOUNTING [For the mower with serial number below] (RCK42-LT20) 14218 and above (RCK48-LT23) 11927 and above 10. Measure from the outside tip of the right blade to the level surface (while the blade is parallel to the rear axle). This will be measurement C. (A) Measurement D 12.

  • Page 25: Operating The Engine

    3. Adjusting the operator's position. holding the parking brake lock pedal down. A To release the parking brake, depress the brake pedal [T1880] and release slowly with your right foot. The operator's seat position can be adjusted forward and rearward. Loosen the seat adjustment knob, slide the seat to the desired position and then retighten the knob.

  • Page 26: Throttle Lever & Choke Knob

    OPERATING THE ENGINE [T2080, T2380] 5. Insert the key into the key switch. Turn The operator's seat position can be adjusted forward and backward by pulling the seat sliding lever. the key switch to "START" position and release key to "ON" position when the engine starts.

  • Page 27: Cold Weather Starting

    3. Release the brake pedal. 4. Stand up. (DO NOT GET OFF THE MACHINE.) 5. Engine should shut off. C KUBOTA Reverse Awareness system (KRA system) 1 1. Start and run the engine at half throttle. 2. Engage the PTO lever.

  • Page 28: Check While Operating The Engine

    "ON" position) as the battery will If one of these do not operate properly, contact your discharge when the engine is not running. KUBOTA Dealer immediately. 4. Set the parking brake. - Check for abnormal noise and vibration. - Check Easy Checker (TM).

  • Page 29: Warming Up

    OPERATING THE ENGINE WARMING UP To avoid personal injury: A Be sure to apply the parking brake during warm-up. For 5 minutes after engine start-up, allow engine to warm up without applying any load. This is to allow oil to reach every engine part.

  • Page 30: Jump Starting

    OPERATING THE ENGINE JUMP STARTING To avoid personal injury: A Battery gases can explode. Keep cigarettes, sparks, and flames away from battery. A If machine battery is frozen, do not jump start engine. A Do not connect other end of negative (-) jumper cable to negative (-) terminal of machine battery.

  • Page 31: Operating The Machine

    OPERATING THE MACHINE OPERATING THE MACHINE OPERATING NEW MACHINE A To avoid tip over, operate up and down slopes, not across. Avoid sudden starts and stops on How a new machine is operated and maintained slopes. Slow down, and use extra caution when determines the life of the machine.

  • Page 32: Starting

    A Do not allow any person other than the driver to ride on the machine. [T1880] The operator's seat position can be adjusted forward and rearward. Loosen the seat adjustment knob, slide the seat to the desired position and then retighten the knob.

  • Page 33: Throttle Lever

    OPERATING THE MACHINE 4. Accelerate the Engine. 6. Depress the Speed Control Pedal. BThrottle Lever BSpeed Control Pedal Pulling the throttle lever backward decreases the engine "FORWARD" speed and pushing it forward increases the engine speed. Depress the speed control pedal with the toe of your right foot to move forward.

  • Page 34: Cruise Control Device

    OPERATING THE MACHINE BCruise Control Device [T2080, T2380] The cruise control device is designed for machine operating efficiency and operator's comfort. This device will provide a constant forward operating speed by mechanically holding the speed control pedal at a selected position. C To engage cruise control device 1.

  • Page 35: Stopping

    OPERATING THE MACHINE STOPPING BHourmeter (option) The hourmeter indicates in five digits the hours the 1. Release the speed control pedal and machine has been used; the last digit indicates 1/10 of an depress the brake pedal to stop the hour.

  • Page 36: Parking

    OPERATING THE MACHINE PARKING TRANSPORTING BParking 1. Transport the machine on a trailer. A Fasten the machine to the trailer. A To prevent the hood from opening by wind while in transit, it is necessary to either load the machine To avoid personal injury: forward or use a suitable tie down for the hood.

  • Page 37: Operating The Mower

    OPERATING THE MOWER OPERATING THE MOWER MAKING THE MOST OF YOUR MOWER ADJUSTING CUTTING HEIGHT 1. When using your mower for the first time, choose a smooth level area and cut in straight and slightly overlapping strips. To avoid serious injury or death: 2.

  • Page 38: Operating The Mower

    OPERATING THE MOWER OPERATING THE MOWER A This machine is equipped with the KRA (KUBOTA Reverse Awareness) system. This feature shuts down the engine if the operator attempts reverse travel while any PTO driven implement is engaged. The purpose of the KRA system is to increase operator awareness of the risk of back-over accidents.

  • Page 39: Pto Lever

    OPERATING THE MOWER BPTO Lever BKRA system Override Mode To engage mower blades, push the PTO lever to the "ENGAGED" position. To stop the mower blades, pull the PTO lever to the "DISENGAGED" position. To avoid personal injury: A Before and when backing, look down and behind the machine to be sure no bystanders, especially children, have entered the area.

  • Page 40: When Operating Mulching Function

    OPERATING THE MOWER (1) The K.R.A. System Override Mode can not be To avoid serious injury or death: activated by pushing the switch while the speed A Engine components can get extremely hot from control pedal is depressed to initiate rearward operation.
  • Page 41 OPERATING THE MOWER 3. Unhook the mulching cover in the back. 5. While lifting the mulching cover a little, move the (1) Slide the mulching cover a little backward. mulching cover forward and hook the rear of the cover onto the deck. Release the mower cover and discharge deflector then place them on the stay of mulching cover.

  • Page 42: To Change The Operating Mode From Mulching To Side Discharge

    OPERATING THE MOWER TO CHANGE THE OPERATING MODE 6. Fasten the clamp of the mulching cover and make sure the cover is fixed to the mower deck securely with no FROM MULCHING TO SIDE DISCHARGE gap for discharge. To avoid personal injury: A Shut off the engine and remove the key.

  • Page 43: Adjusting The Clamp

    OPERATING THE MOWER ADJUSTING THE CLAMP BMulching Position 1. Put the mulching cover in the mulching position. To avoid personal injury: A Shut off the engine and remove the key. Make sure the mulching cover is fixed securely. If not, adjust the clamp stay and the hook plate to fix it.

  • Page 44: Maintenance

    50 Hrs Air cleaner element every Replace 100 Hrs every Precleaner Clean 25 Hrs or element 2 months cleaner every 100 [T1880] Air cleaner Replace Hrs or element annually every Tire Check 50 Hrs every Engine oil Change 100 Hrs or...

  • Page 45: Lubricants And Fuel

    *3 Clean or replace as necessary. A The items listed above (@ marked) are registered as emission related critical parts by KUBOTA in the U.S.EPA non- road emission regulation. As the engine owner, you are responsible for the performance of the required maintenance on the engine according to the above instruction.

  • Page 46: Hydrostatic Transmission

    MAINTENANCE BHydrostatic Transmission Checking oil level: Be sure to check the oil level when the transmission is cold. Remove the oil level check port. The correct level should be even with the bottom of the port. If necessary to add oil, remove breather tube and add from top port plug.

  • Page 47: Periodic Service

    PERIODIC SERVICE PERIODIC SERVICE HOW TO OPEN THE HOOD DAILY CHECK To prevent trouble from occurring, it is important to know the condition of the machine. Check it before starting. To avoid personal injury from contact with moving parts: A Never open the hood while the engine is running.

  • Page 48: Checking Amount Of Fuel And Refueling

    If either of these do not operate properly, contact Starting the Gasoline/Ether blends engine your local KUBOTA Methyl Tertiary Butyl Ether (MTBE) and unleaded Dealer immediately. gasoline blends (up to a maximum of 15% MTBE by Check for abnormal noise volume) are approved as a fuel.

  • Page 49: Checking Engine Oil Level

    (1) Engine oil port (A) "UPPER LEVEL" (2) Oil level dipstick (B) "LOWER LEVEL" [T1880] Remove the dipstick, wipe it clean, replace it, and draw it out again. Check to see that the oil level is between the two marks.

  • Page 50: Oiling

    PERIODIC SERVICE BOiling To avoid personal injury: A Be sure to stop the engine and remove the key before oiling. Oil the following points before starting. (1) Screen (1) Front axle pivot pin Oiling ends of outer wires. (1) Throttle cable...
  • Page 51 PERIODIC SERVICE (1) Brake pedal (1) Throttle cable (1) PTO clutch cable (1) Speed control pedal shaft (1) Mower brake cable (1) Around the hole of the mower link (2) Around the pin (3) Pivot of mower link (4) Pivot of lift arm A Oil these points on both sides of the machine.

  • Page 52: Every 25 Hours

    Make sure the base and the sealing area is secure with the latch. clean before reassembly is performed. 6. Close and latch the door. [T1880] Wash and reoil the precleaner every 25 hours or every 2 months of operation. (more often under extremely dusty or dirty conditions.) 1.

  • Page 53: Every 50 Hours

    PERIODIC SERVICE EVERY 50 HOURS 2. Remove the precleaner from the air cleaner cover. BAdjusting Belt Tensions and Replacement C PTO belt tension To avoid personal injury: A Always stop the engine, set the parking brake, remove the key, and disengage PTO. If the PTO belt slips while the PTO is operating under load, check the PTO spring length and adjust the tension spring length, as explained below.
  • Page 54 PERIODIC SERVICE C PTO belt replacement 1. Remove the belt support bracket, the belt support and the PTO belt. (1) Belt support bracket (2) Wing bolt (3) PTO belt (1) Belt support bracket [Belt support bracket attaching and adjustment] (2) Wing bolt Adjust the belt support bracket to the following (3) PTO belt specification with the PTO lever in the "ENGAGED"...

  • Page 55: Checking Brake Pedal

    PERIODIC SERVICE BChecking Brake Pedal BLubricating All Grease Fittings To avoid personal injury: To avoid personal injury: A When making adjustments, park the machine A Be sure to stop the engine and remove the key on flat area, block wheels, stop engine and before greasing.

  • Page 56: Checking Tire Pressure

    PERIODIC SERVICE BChecking Tire Pressure BChecking Air Cleaner Element [T2080,T2380] (See "Cleaning Air Cleaner" in "EVERY 25 HOURS" in "PERIODIC SERVICE" section.) To avoid personal injury: A Do not attempt to mount a tire on a rim. This should be done by a qualified person with the proper equipment.

  • Page 57: Every 100 Hours

    Remove the dipstick, wipe it clean, replace it WITHOUT SCREWING IT IN, and draw it out again. Check to see that the oil level is between the two marks. [T1880] (1) Drain plug Remove the dipstick, wipe it clean, replace it, and draw it out again.

  • Page 58: Cleaning Engine Shroud

    PERIODIC SERVICE BCleaning Engine Shroud BChecking Spark Plug [T2080,T2380] Every 100 hours of operation or annually check the spark plug condition and gap. To avoid personal injury: 1. Lift hood. A Make sure engine is cool to the touch before 2.

  • Page 59: Checking Fuel Lines

    PERIODIC SERVICE BChecking Fuel Lines To avoid personal injury: A Be sure to stop the engine and remove the key when attempting to make the following checks and changes. A Never fail to check the fuel lines periodically. The fuel lines are subject to wear and aging. Fuel may leak out onto the running engine, causing a fire.

  • Page 60: Battery

    PERIODIC SERVICE BBattery To avoid personal injury: A When the battery is being activated, hydrogen and oxygen gases in the battery are extremely To avoid personal injury: explosive. Keep open sparks and flames away A Never remove the vent cap while the engine is from the battery at all times, especially when running.

  • Page 61: Replacing Air Cleaner Paper Element

    11.8 BReplacing Air Cleaner Paper Element (1) Air cleaner element with rubber seal [T1880] Every 100 hours of operation or annually replace the 7. Reinstall the precleaner, into the upper section of the paper element if equipped with a precleaner. Check every air cleaner cover.

  • Page 62: Replacing Fuel Filter

    PERIODIC SERVICE BReplacing Fuel Filter This should be done by your local KUBOTA Dealer. (1) Door (A) "OPEN" (2) Air cleaner element (3) Latch 3. Remove the precleaner from the paper element. Service the precleaner as described in "Cleaning Air Cleaner"...
  • Page 63 PERIODIC SERVICE [T1880] [T2080, T2380] 1. To keep dirt, grass clippings, etc., out of the engine, 1. The drain plug is located on the starter side of the oil clean the area around the oil fill cap/dipstick before pan. Clean the area around the oil drain plug and the removing it.

  • Page 64: Every 200 Hours

    2. Remove the spark plug wire from spark plug. 3. Use a spark plug wrench to remove plug. BReplacing Fuel Lines This should be done by your local KUBOTA Dealer. A This engine is equipped with resistor-type spark plug. 4. Inspect spark plug for cracked porcelain, pitted electrodes, or other wear and damage.

  • Page 65: Service As Required

    PERIODIC SERVICE SERVICE AS REQUIRED A If the new fuse happens to blow out within a short time, contact your dealer for inspection and repair. BReplacing Fuses Never "jump" the fuse with wire or foil, etc. Replacement of the fuse 1.

  • Page 66: Checking And Replacing Blade

    PERIODIC SERVICE BChecking and Replacing Blade To avoid personal injury: A Be sure to stop the engine and remove the key. A Blades may be sharp. When you handle blades, wear heavy gloves or wrap end of blade with a rag.
  • Page 67 PERIODIC SERVICE 7. Before checking or replacing the blade, wipe grass and mud off the top and inside of the mower. Especially clean up the inside of the belt cover, because otherwise the belt life will be reduced. (1) PTO belt (2) Tension pulley (3) Belt (4) Left side pulley...

  • Page 68: General Torque Specification

    PERIODIC SERVICE GENERAL TORQUE SPECIFICATION American standard cap screws Metric cap screws with UNC or UNF threads GR.5 GR.8 Class 8.8 Class 10.9 SAE grade No. Property class (ft-lbs) 8 - 9.6 12 - 14.4 (ft-lbs) 7.2 - 8.3 (N-m) 10.7 - 12.9 16.1 - 19.3 (N-m)

  • Page 69: Tightening Torque Chart

    PERIODIC SERVICE TIGHTENING TORQUE CHART Thread Hexa-Bolt No mark size Head size ft-lbs kgf-m ft-lbs kgf-m d (mm) B (mm) 13.0 - 15.2 17.8 - 20.6 1.9 - 2.1 17.5 - 20.3 23.5 - 27.5 2.4 - 2.8 12 or 13 (14.1 1.1) (19.2...

  • Page 70: Storage

    STORAGE STORAGE REMOVING THE MOWER FROM STORAGE To avoid personal injury: 1. Check the tire inflation pressure and adjust as A To reduce fire hazards, allow the engine and required. exhaust system to cool before storing the 2. Install the battery. Before installing the battery, be sure machine in an enclosed space or near it is fully charged.

  • Page 71: Troubleshooting

    A Out of fuel. A Engine cooling air intake screen or air cleaner element plugged. Engine knocks. A Stale or low octane fuel. If you have any questions, contact your local KUBOTA Dealer. BATTERY TROUBLESHOOTING Check Starter does not function. A Battery discharged.

  • Page 72: Machine Troubleshooting

    Check Battery electrolyte level drops rapidly. A There is a crack or pin holes in the electrolytic cells. A Charging system trouble. If you have any questions, contact your local KUBOTA Dealer. MACHINE TROUBLESHOOTING Check Machine operation is not smooth.
  • Page 73 A Ground speed too fast. A Debris wrapped around mower spindles. Grass tips are jagged and turn grayish brown. A Blades dull. A Blades worn. A Mower deck is not level. If you have any questions, contact your local KUBOTA Dealer.

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