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Code No. K1029-7121-4
©
KUBOTA Corporation 2017
OPERATOR'S MANUAL
1TBRB00001A01
READ AND SAVE THIS MANUAL
MODELS T2090BR-AU
T2290KW-AU
T2290KWT-AU

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Summary of Contents for Kubota T2090BR-AU

  • Page 1 OPERATOR'S MANUAL MODELS T2090BR-AU T2290KW-AU T2290KWT-AU · · 1TBRB00001A01 English (Australia) AX . E . 7 - 7 . - . AK Code No. K1029-7121-4 READ AND SAVE THIS MANUAL PRINTED IN U.S.A. © KUBOTA Corporation 2017...
  • Page 2 Abbreviations Definitions KUBOTA Corporation is ··· American Petroleum Institute Power Take Off Since its inception in 1890, KUBOTA Corporation has grown to Feet Per Minute rank as one of the major firms in Japan. Hydrostatic Transmission Meters Per Second 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 excellent materials and under a rigid quality control system. It will give you long, satisfactory service.
  • Page 4: Table Of Contents

    7. Cruise control device ..........................29 STOPPING THE MACHINE..........................30 CHECK DURING DRIVING ..........................30 1. Hour meter..............................30 PARKING THE MACHINE ..........................30 TRANSPORTING THE MACHINE........................31 1. Hydrostatic transaxle bypass rod ......................31 OPERATING THE MOWER .......................32 MOWING TIPS..............................32 T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 5 1. Replacing transaxle filter (T2290KWT) ..................... 59 2. Changing transaxle fluid ..........................60 EVERY 1 YEAR ..............................60 1. Checking fuel line ............................60 2. Replacing spark plug ..........................61 3. Checking engine valve clearance ......................61 EVERY 4 YEARS..............................61 T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 6 GENERAL TORQUE SPECIFICATION ......................67 TIGHTENING TORQUE CHART ........................68 STORAGE..........................69 STORING THE MACHINE ..........................69 REMOVING THE MOWER FROM STORAGE ....................69 TROUBLESHOOTING .......................70 ENGINE TROUBLESHOOTING ......................... 70 BATTERY TROUBLESHOOTING........................71 MACHINE TROUBLESHOOTING ........................71 MOWER TROUBLESHOOTING......................... 72 INDEX............................74 T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 7 T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 8: Safe Operation

    • Know the controls and how to stop quickly. frequent intervals. • Pay special attention to the safety labels on the • Use only implements recommended by KUBOTA. machine itself. Use proper ballast on the front or rear of the •...
  • Page 9 Do not override the KRA system unless absolutely necessary and safe to do so. (See OPERATING THE MOWER on page 33.) KUBOTA strongly recommends against overriding the KRA system. (1) Hitch hole • When mowing for the first time, cut the grass higher than desired.
  • Page 10 • Use slow speed. • Use extra care when approaching blind corners, • Follow the KUBOTA's recommendations for wheel shrubs, trees, or other obstructions that might hide weights or counterweights to improve stability. children from sight.
  • Page 11 • Keep first aid kit and fire extinguisher available at all times. • Disconnect the battery's negative (-) cable before • Securely support the machine when changing working on or near electric components. wheels or the wheel tread width. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 12 • To avoid the danger of exhaust fume poisoning, do not operate the engine indoors without adequate ventilation. • To reduce fire hazards, clean the machine thoroughly before storage. Dry grass and leaves around the engine and muffler may ignite. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 13 SAFE OPERATION SAFETY LABELS T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 14 SAFE OPERATION T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 15 SAFE OPERATION T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 16 SAFE OPERATION T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 17 • Clean safety labels with soap and water, and dry with a soft cloth. • Replace damaged or missing safety labels with new labels from your local KUBOTA Dealer. • If a component with safety label(s) attached is replaced with a new part, make sure new label(s) is (are) attached in the same location(s) as the replaced component.
  • Page 18: Servicing Of Machine

    However, when in need of parts or major service, be sure to consult your local KUBOTA Dealer. When in need of parts, be prepared to give your dealer the product identification number (PIN)/serial number, and the ROPS, engine and mower serial numbers.
  • Page 19: Warranty

    RCK48P (1) Mower serial number WARRANTY This machine is warranted under the KUBOTA Limited Express Warranty, a copy of which may be obtained from your selling dealer. No warranty shall, however, apply if the machine has not been handled according to the instructions given in the operator's manual, even if it is within the warranty period.
  • Page 20: Specifications

    (actual “onsite” or net power). This difference is due to a variety of factors including, but not limited to, accessories (air cleaner, exhaust, charging, cooling, carburetor, fuel pump, etc.), application T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 21 Number of blades Total length mm (in.) 950 (37.4) 830 (32.7) Dimensions Total width mm (in.) 1392 (54.8) 1540 (60.6) Total height mm (in.) 310 (12.2) The company reserves the right to change the specifications without notice. Engine max rpm T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 22: Instrument Panel And Controls

    (11) Speed control pedal (forward) ............29 (6) Parking brake lock knob ..............22 (12) Speed control pedal (rearward) ............. 29 Illustrated contents (13) 12 V electrical outlet (14) Cutting height control dial ............32 (15) Lift lever ..................28 T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 23: Mower

     INSTRUMENT PANEL AND CONTROLS MOWER MOWER RCK42P (1) Anti-scalp roller (front, bolt shift type) ........32 (2) Discharge chute RCK48P (1) Anti-scalp roller (front, bolt shift type) ........32 (2) Discharge chute T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 24: Mower Mounting

    (FOR BEAUTIFUL FINISH CUT) See OPERATING THE MOWER on page 32 and ADJUSTMENT on page 64. DISMOUNTING THE MOWER DECK For dismounting the mower deck, reverse the above procedures. (1) Mower link (3) Clevis pin (2) Link (4) Rue-ring pin T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 25: Operating The Engine

    (See Operator's position on page 22.) and rearward. 4. Set the throttle lever as follows. • If engine is cold, 1. Pull up the seat sliding lever and slide the seat to T2090 the desired position. Place the throttle lever to the “CHOKE” position. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 26: Throttle Lever And Choke Knob

    • Do not turn the key to the “START” position while the engine is running. • Do not operate the machine under full load condition until it is sufficiently warmed up 2 or 3 minutes for temperatures above 0 ℃ (32 ℉). T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 27: Cold Weather Starting

    • If the machine does not pass one of the STOPPING THE ENGINE following tests, do not operate the machine. Consult your local KUBOTA Dealer. 1. Keep the engine at 1/2 to 3/4 throttle and turn the • Sit on operator's seat for all tests.
  • Page 28: Checking Opc System

    • If the machine does not pass one of the machine. following tests, do not operate the machine. Test 1 (operator on the seat) Consult your local KUBOTA Dealer. 1. Depress the brake pedal fully. • Sit on operator's seat for all tests. 2. Engage the PTO switch.
  • Page 29: Warming Up The Engine

    When jump starting the engine, observe the following instructions to start the engine safely. 1. Bring a helper vehicle with a battery of the same voltage as the disabled machine within easy cable reach. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 30: Operating The Machine

    Avoid sudden starts and 5. Accelerate the engine. stops on slopes. Slow down and use extra caution when changing direction on a slope. Do • Throttle lever on page 28 not use the machine on a steep incline. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 31: Operator's Seat

    (1) Lift lever (A) Top (carry) position (B) Mower operation range (C) Installation position 4. Throttle lever • Pull the throttle lever backward to decrease the engine speed. • Push it forward to increase the engine speed. (1) Seat sliding lever T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 32: Parking Brake

    To disengage speed set device drive slowly. • Step on the forward acceleration side of the speed To increase travel-speed, depress the speed control control pedal or depress the brake pedal. pedal more until the desired speed is reached. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 33: Stopping The Machine

    1/10 of an hour. NOTE : • As the hour meter works electrically, it starts to (1) Chock work when the key switch is turned to “ON”, regardless of the engine running or not. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 34: Transporting The Machine

    • Never pull the rod with the engine running. 1. To push the machine, pull the HST bypass rod and hook it. 2. After moving the machine, release the rod and it will return automatically to normal position. (1) HST bypass rod T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 35: Operating The Mower

    For a healthy lawn, only 1/3 of the grass plant should be removed in one mowing. For example, tall grass with the height of 75 mm (3 in.) can be cut to a minimum of 50 mm (2 in.). T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 36: Operating The Mower

    NOTE : • 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 37: Kra System Normal Operating Mode

    2. Set the throttle to the “FAST” position. 3. Pull the PTO switch to the “ENGAGED” position. 4. Stop the machine (Set the speed control pedal to “NEUTRAL”.) or depress the speed control pedal forward. (1) PTO switch (A) “DISENGAGED” (OFF) (B) “ENGAGED” (ON) T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 38 • The machine PTO can be engaged if the speed control pedal is in the neutral or forward position. • Selection of PTO operation (for example mower, grass catcher, snow blower and so on.) during reverse travel is not possible. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 39: Maintenance

    12 Combustion chamber Clean ● every 500Hr 13 Engine valve clearance Check every 1 year Check every 1 year 14 Fuel line every 4 Replace years 15 Fuse Replace Service as 16 Light bulb Replace required Check 17 Mower blade (Continued) T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 40 See the Emissions Warranty Statement. – To ensure the best quality and reliability, use new KUBOTA genuine parts or their equivalents for repairs and replacement, whenever you have maintenance done. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 41 This maintenance should be done daily or more often in dusty conditions than in normal conditions. Replace as necessary. Consult your local KUBOTA Dealer for this service. The initial 8 and 25 hours should not be a change (check) cycle.
  • Page 42  MAINTENANCE – To ensure the best quality and reliability, use new KUBOTA genuine parts or their equivalents for repairs and replacement, whenever you have maintenance done. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 43: Lubricants And Fuel

    • Gasohol (up to 10% ethyl alcohol, 90% unleaded gasoline by volume) or Methyl Tertiary Butyl Ether (MTBE) and unleaded gasoline blends (up to a maximum of 15% MTBE by volume) are approved for the engine. Other gasoline/alcohol blends are not approved. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 44: Hydrostatic Transmission (T2290Kwt)

    If necessary to add oil, remove breather tube and add from top port plug. Be sure to use correct oil which is specified in the table in LUBRICANTS AND FUEL on page 40. (1) Oil level (3) Oil level check port (2) Top port plug T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 45: Periodic Service

    Fuel and oil leak to remove. Engine oil level Fuel level Damage of machine body, tightness of all bolts and nuts Cooling air intake screen Check the air cleaner Oiling Mower Make sure blade bolts are tight. (Continued) T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 46: Checking The Engine Oil Level

    Remove the dipstick, wipe it clean, replace it, and tem. If either of these do not operate properly, contact draw it out again. Check to see that the oil level is your local KUBOTA Dealer between the 2 marks. immediately. Check for abnormal noise and vibration.
  • Page 47: Checking Cooling Air Intake Screen

    2. If screens are dirty, clean screens with a brush or degradation. cloth. • Condensation in the fuel tank may occur because of various operating or environmental T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 48: Oiling

    (1) Screen 4. Oiling WARNING To avoid serious injury or death: • Be sure to stop the engine and remove the key before oiling. Oil the following points before starting. Oil the ends of outer wires. (1) Seat slider T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 49: Every 25 Hours

    EVERY 25 HOURS 3. Wash the precleaner in warm water with detergent. Rinse the precleaner thoroughly until all traces of 1. Cleaning air cleaner detergent are eliminated. Squeeze out excess water. (do not wring.) Allow the precleaner to air dry. T2090BR T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 50: Every 50 Hours

    1. To change the used oil, unhook the drain hose, pressure shown in the operator's manual. direct the hose down and open the drain valve. The used oil can be drained out more easily if the engine is warm. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 51 Check to see NOTE : that the oil level is between the 2 marks. • The used oil can be drained out more easily NOTE : if the engine is warm. • Do not overfill T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 52: Replacing Engine Oil Filter (T2090Br)

    Turn the oil filter clockwise until the rubber gasket contacts the pad, then tighten the filter an additional 1/2 to 3/4 turn. (1) Engine oil filter cartridge 6. Fill the crankcase, with new oil of the proper type, upper level dipstick. LUBRICANTS AND FUEL on page 40. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 53: Checking Spark Plug

    4. Checking spark plug Every 100 hours of operation check the spark plug condition and gap. 1. Lift hood and remove the engine cover. 2. Remove the spark plug wire from spark plug. 3. Use a spark plug wrench to remove plug. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 54: Adjusting Throttle Cable (T2090Br)

    3. Pull up the sheath (3) of the throttle cable until the inner wire of throttle cable has almost no slack, and 2. Attempt to pass a pin (A) with a diameter of 3 mm tighten the cable clamp bolt (A). through the holes indicated. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 55: Adjusting Choke Cable (T2290Kw, T2290Kwt)

    • Keep open sparks and flames away from the closed position to fully opened position when battery at all times. Hydrogen gas mixed with actuating the equipment choke knob. oxygen becomes very explosive. • Wear eye protection and rubber gloves when working around the battery. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 56: Charging The Battery

    Check every 25 hours of operation or annually if not equipped with a precleaner. WARNING (More often under extremely dusty or dirty conditions.) To avoid serious injury or death: T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 57: Checking Fuel Filter

    7. Reinstall the air cleaner cover and secure with the 2 knobs. 10. Checking fuel filter WARNING To avoid serious injury or death: • Be sure to stop the engine and remove the key when attempting to make the following checks and changes. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 58: Cleaning Air Cleaner Paper Element (T2290Kw, T2290Kwt)

    Check the air cleaner daily or before starting the (4) Pipe clamps engine. Check for a buildup of dirt and debris around the air cleaner system. Keep this area clean. Also check for loose or damaged components. Replace all bent or damaged air cleaner components. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 59: Every 200 Hours

    (1) Air cleaner cover (A) “LIFT UP” 2. Remove the air cleaner paper element and the air intake hose. (1) Air cleaner paper element (A) Air intake hose 4. Clean the air cleaner base as required and check condition. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 60: Replacing Engine Oil Filter

    6. Close the air cleaner cover. Stop the engine, correct any leaks, and allow a minute for the oil to drain down, then recheck the level on the dipstick. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 61: Every 300 Hours

    2. Place a 0.4 mm (0.015 in.) feeler gauge in the slot between the rotor and the armature. 2. Checking engine valve seats and clearance Consult your local KUBOTA Dealer for this service. EVERY 500 HOURS 1. Adjusting the electric clutch The electric clutch serves 2 functions in the operation of the mower: •...
  • Page 62: Cleaning Combustion Chamber (T2090Br)

    Left side view of transaxle 2. Cleaning combustion chamber (T2090BR) If you do not have the proper tools and/or are not mechanically proficient, consult your local KUBOTA Dealer for this service. EVERY 600 HOURS 1. Replacing transaxle filter (T2290KWT)
  • Page 63: Changing Transaxle Fluid

    In addition, particular care must be taken not to admit dust and dirt into the fuel pump. Entrance dust dirt causes malfunction of the fuel pump. (1) Fuel hose (2) Fuel hose clamp (3) Fuel filter T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 64: Replacing Spark Plug

    3. Push bulb down and turn 1 quarter turn to remove 1. Replacing fuel lines bulb from the socket. This should be done by your local KUBOTA Dealer. 4. Install new bulb to the socket. 5. Install the socket in housing.
  • Page 65: Replacing The Mower Belt

    • Be sure to reinstall the removed cover after until sharp. replacing the belt. 4. To check the blade for balance, place a small rod through the center hole. If the blade is not balanced, file the heavy side of the blade until balance is achieved. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 66 (1) Engine pulley (3) Guard pin (2) Mower belt (1) Tension pulley (2) Belt (3) Bolt (4) Shield RCK48P (1) Tension pulley (2) Belt (3) Bolt (4) Shield NOTE : • The mower belt must be outside of the guard pin. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 67: Adjustment

    3 mm (0.13 in.). 7. If the side-to-side adjustment is not within the given tolerance, adjustment is necessary. Less than 3 mm Side-to-side adjustment (1) Front side anti-scalp roller (H) 19 mm (0.75 in.) (0.13 in.) 7. Attach hardware. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 68: Leveling The Mower Deck (Front-To-Rear)

    The front side must be lower than the rear side. 8. If the front-to-rear adjustment is not within the given tolerance, adjustment is necessary. (1) Cutting height fine tuning bolt (2) Jam nut (3) 51 mm (2 in.) height wood blocks (A) Front (B) Rear T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 69 The front side must be lower than the rear side. 9. Check the front-to-rear level. If it is not level, adjustment is necessary. (1) Cutting height fine tuning bolt (2) Jam nut (3) 51 mm (2 in.) height wood blocks T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 70: General Torque Specification

    7.9-9.2 10.5-12.0 (lbf⋅ft) 110-132 160-192 (lbf⋅ft) 91.2-108 123-144 9/16 (N⋅m) 149.2-179.0 217.0-260.4 (N⋅m) 124-147 167-196 (kgf⋅m) 15.22-18.27 22.14-26.57 (kgf⋅m) 12.6-15.0 17.0-20.0 (lbf⋅ft) 150-180 220-264 (lbf⋅ft) 145-166 192-224 (N⋅m) 203.4-244.1 298.3-358.0 (N⋅m) 196-225 260-303 (kgf⋅m) 20.75-24.91 30.44-36.53 (kgf⋅m) 20.0-23.0 26.5-31.0 T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 71: Tightening Torque Chart

    (135.3 ± 11.7) (13.8 ± 1.2) NOTE : • Figure [7] on the top of the bolt indicates that the bolt is made of special material. • Before tightening, check the figure on top of the bolt. (1) Scale T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 72: Storage

    8. Store the machine where it is dry and sheltered from rain. Cover the machine with a tarpaulin. 9. Moisture content in most grasses can damage the mower and grass catcher if these components are not properly cleaned after use. Make sure the T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 73: Troubleshooting

    Dirt or water in fuel lines, filter, etc. • Out of fuel. • Engine cooling air intake screen or air cleaner element plugged. Engine knocks. • Stale or low octane fuel. If you have any questions, contact your local KUBOTA dealer. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 74: Battery Troubleshooting

    The battery electrolyte level drops rapidly. • There is a crack or pin holes in the electrolytic cells. • Charging system trouble. If you have any questions, contact your local KUBOTA dealer. MACHINE TROUBLESHOOTING Check The machine operation is not smooth. •...
  • Page 75: Mower Troubleshooting

    Mower loads down machine. • Engine rpm too low. • Ground speed too fast. • Debris wrapped around mower spindles. Grass tips are jagged and turn grayish brown. • Blades dull. • Blades worn. • Mower deck is not level. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 76  TROUBLESHOOTING If you have any questions, contact your local KUBOTA dealer. T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 77: Index

    42 daily check hour meter..............30 checking fuel level ..........43 hydrostatic transaxle bypass rod.........31 checking the engine oil level......... 43 hydrostatic transmission (T2290KWT)......41 checking the tire pressure........47 refueling..............43 daily check list............. 42 instrument panel............19 during driving check..............30 T2090BR-AU,T2290KW-AU,T2290KWT-AU...
  • Page 78 64 changing..............60 mower deck (for beautiful finish cut) transmission oil adjusting..............21 warming up in the low temperature range.....26 mowing tips..............32 warranty..............16 oiling................45 while operating the engine OPC system Checking............... 25 checking..............25 operator's position............22 operator's seat.............28 T2090BR-AU,T2290KW-AU,T2290KWT-AU...

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