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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...
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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.
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...
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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...
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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...
• 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 •...
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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.
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• 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.
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• 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...
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• 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...
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• 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.
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.
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.
(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...
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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...
(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...
(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...
• 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...
• 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.
• 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.
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...
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...
(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...
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...
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...
• 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...
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...
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.
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...
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• 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...
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...
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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...
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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.
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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...
• 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...
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...
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...
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.
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...
(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...
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...
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...
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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...
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...
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...
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...
• 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...
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...
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...
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...
(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...
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...
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: •...
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)
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...
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.
• 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...
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(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...
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...
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...
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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...
(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...
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...
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...
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. •...
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Where is the fuel gauge on the Kubota T2290 mower?