Kubota GR1600-II Operator's Manual
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Kubota GR1600-II Operator's Manual

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PRINTED IN U.S.A.
IMPRIME AU U.S.A.
DRUCK : U.S.A.
G
R
1
6
0
0
II
¥
G
R
2
1
Code No.
0
o
N
de code.
K1254-7121-3
0
Code Nr.
II
OPERATORÕS MANUAL
KUBOTA RIDING MOWER
MANUEL DE LÕUTILISATEUR
TONDEUSE AUTOPORTEE KUBOTA
BEDIENUNGSANLEITUNG
KUBOTA AUFSITZMAHER
1BDAHAGAP0360
MODELS
GR1600-II
MODELES
GR2100-II
MODELLE

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Frequently Asked Questions (20)

  • How do I start the Kubota GR1600-II lawn mower?

    To start the Kubota GR1600-II lawn mower, follow these steps:

    1. Sit on the operator's seat.
    2. Apply the parking brake.
    3. Ensure the PTO lever is in the "DISENGAGED" position.
    4. Set the throttle lever 1/2 way forward.
    5. Insert the key into the key switch and turn it clockwise one notch, ensuring all easy checker lights are ON.
    6. Turn the key switch to the "PREHEAT" position clockwise and hold it for about 5 seconds (or 10 seconds if temperature is below 0°C (32°F)).
    7. Turn the key switch to the "START" position and release it to the "ON" position when the engine starts.
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  • How do I change the oil in my Kubota GR1600-II lawn mower?

    To change the engine oil in your Kubota GR1600-II lawn mower:

    1. Stop the engine and remove the key. Allow the engine to cool down sufficiently as oil can be hot and may cause burns.
    2. Remove the drain plug at the bottom of the engine and drain the used oil completely into an oil pan. Draining is easier if the engine is warm.
    3. Fill with new oil up to the upper notch on the dipstick.
    4. To check the oil level, remove the dipstick, wipe it clean, insert it, and draw it out again. The oil level should be between the two marks.
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  • How do I change the blades on my Kubota GR1600-II?

    To change the blades on your Kubota GR1600-II:

    1. Remove the mower deck from the machine and turn it over to expose the blades.
    2. Wedge a block of wood between the blade and mower housing.
    3. The blade bolts have right-hand threads; turn counterclockwise to loosen. If the blade bolt has left-hand threads, turn clockwise to loosen.
    4. Use the proper size box or socket wrench to tighten or loosen the blade mounting bolt.
    5. When attaching blades, ensure the two cup washers are installed between the blade and bolt head.

    For more information, see page 95 of the manual.
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  • Why is my Kubota GR1600-II not cutting evenly?

    If your Kubota GR1600-II is not cutting evenly, the possible causes include:

    • The mower deck is not level.
    • The ground speed is too fast.
    • The blades are dull or worn.
    • Tire inflation is incorrect.
    • The mower rollers are not adjusted correctly.

    For more information, see page 104 of the manual.
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  • How do I lower the mower deck on a Kubota GR1600-II?

    To lower the mower deck on a Kubota GR1600-II, lift the mower lift lever slightly, then push the button at the top of the lift lever, hold the button in, and lower the lever down.

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  • How do I replace the deck belt on a Kubota GR1600-II?

    To replace the deck belt on your Kubota GR1600-II:

    1. Remove the mower deck from the machine.
    2. Remove the left and right hand shields from the mower deck.
    3. Clean around the pulleys to remove the belt from the pulleys. Slip the belt over the top of the pulley.
    4. Remove both brackets which mount the gear box to the mower deck.
    5. To install a new belt, reverse the above procedure.
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  • What should I do if my Kubota GR1600-II engine is not turning over?

    If your Kubota GR1600-II engine is not turning over, the possible causes are:

    • The battery is discharged.
    • There is a poor terminal connection.
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  • What type of fuel should I use in the Kubota GR1600-II?

    The Kubota GR1600-II should use Diesel fuel only.

    • Use No.2 diesel fuel.
    • Use No.2 diesel fuel if the temperature is below -10℃ (14°F).

    For more information, see pages 29, 68 and 72 of the manual.
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  • What causes excessive vibration in the Kubota GR1600-II?

    If your Kubota GR1600-II has excessive vibration, the possible causes include:

    • Debris on the mower deck or in pulleys.
    • A damaged drive belt or PTO belt that is twisted.
    • Damaged pulleys.
    • Pulleys out of alignment.
    • Blades out of balance.

    For more information, see page 104 of the manual.
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  • How often should I service my Kubota GR1600-II lawn mower?

    The Kubota GR1600-II lawn mower requires servicing at various intervals:

    • Daily Check: Perform checks such as tire pressure, engine oil level, fuel level, and radiator screen cleaning.
    • Every 50 Hours: Check safety devices, oiling points, and mower gear box oil level.
    • Every 100 Hours: Change engine oil, check fuel lines and fuel filter, brake, and fan drive belt tension.
    • Every 150 Hours: Change mower gear box oil.
    • Every 200 Hours: Replace engine oil filter cartridge, change transmission fluid, replace transmission oil filter cartridge, check radiator hose and clamp, change front axle case oil, check hydraulic hose, and check intake air line.
    • Every 400 Hours: Replace fuel filter.
    • Every 1500 Hours: Check fuel injection nozzle (injection pressure) and injection pump.
    • Every 1 Year: Replace air cleaner element, flush cooling system, and change coolant.
    • Every 2 Years: Replace hydraulic hose, fuel lines, radiator hose, and mower gear box oil-seal.

    For more information, see pages 66, 70, 76, 83, 86, 91 and 93 of the manual.
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  • How do I clean the air filter on my Kubota GR1600-II?

    To clean the air cleaner element on your Kubota GR1600-II:

    1. The air cleaner uses a dry element; never apply oil.
    2. Do not touch the filter element except when cleaning is required.
    3. To clean the element, use clean and dry compressed air on the inside of the element. Air pressure should not exceed 205 kPa (2.1 kgf/cm², 30 psi).

    For more information, see page 77 of the manual.
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  • How do I check the engine oil level on a Kubota GR1600-II?

    To check the engine oil level on your Kubota GR1600-II:

    1. Stop the engine and remove the key. Check the oil before starting, or 5 minutes or more after the engine has stopped.
    2. Wipe the dipstick area clean.
    3. Remove the dipstick, wipe it clean, replace it, and draw it out again. The oil level should be between the two notches.
    4. Add new oil to the prescribed level at the oil port if necessary.

    For more information, see page 71 of the manual.
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  • How do I level the mower deck on a Kubota GR1600-II?

    To level the mower deck on a Kubota GR1600-II:

    1. Park the machine on a level surface.
    2. Ensure the mower blades are level, then tighten the lock nuts securely.
    3. Adjust the length of the front links with the lock nut so that the difference between measurements (Y) and (X) is 0 to 5 mm (0 to 0.2 in.).
    4. Turn the left blade so that it is parallel to the rear axle. Hold the drive belt and turn the right blade so that it is parallel to the axle.
    5. Measure from each outside blade tip (L) and (R) to the level surface. The difference between measurements should be less than 3 mm (0.1 in.).
    6. Loosen the locknut of the right side of the machine. Adjust the cutting height fine tuning bolts so that the difference between measurements (L) and (R) is less than 3 mm (0.1 in.).
    7. Lock the nuts.

    For more information, see pages 37, 38 and 54 of the manual.
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  • How do I install the mower deck on a Kubota GR1600-II?

    To install the mower deck on your Kubota GR1600-II:

    1. Park the machine on level ground and place the mower deck at the right side of the machine.
    2. Set the front anti-scalp rollers at the topmost position and turn the front wheel to the left.
    3. Raise the mower lift lever and lock it in the raised position.
    4. Adjust the height control dial to "1". Slide the mower deck under the machine.
    5. Insert the container discharge duct between the mower duct and the lift link so that they do not interfere.
    6. Release the L pins lock to attach the rear links to the mower deck.
    7. Attach the front links to the front roller brackets.
    8. Pull the lever fulcrum fixing pin and turn it counter clockwise to lock.
    9. Hook and raise the front link with the link fixing lever, then lay the link fixing lever onto the front bracket of the machine. 1
    10. Pull back the coupler of the universal joint and push the universal joint into the PTO shaft until the coupler locks. Tug the universal joint backward and forward to ensure it is locked securely.
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  • How do I remove the mower deck from a Kubota GR1600-II?
    To remove the mower deck from a Kubota GR1600-II, reverse the procedures for attaching the mower deck.
    For more information, see page 38 of the manual.
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  • What are the recommended mowing height settings for the Kubota GR1600-II?

    The recommended mowing height settings for the Kubota GR1600-II are from 25 to 102 mm (1 to 4 inches). The cutting height is adjusted using a dial gauge.


    For more information, see pages 30 and 54 of the manual.
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  • How do I drive the Kubota GR1600-II?

    To drive the Kubota GR1600-II:

    1. Accelerate the engine by pushing the throttle lever forward.
    2. Depress the speed control pedal with the toe of your right foot to move forward. To move in reverse, depress the speed control pedal with the heel of your right foot.
    3. To drive slowly, depress the speed control pedal a little. To increase travel speed, depress the speed control pedal more until the desired speed is reached.

    For more information, see page 48 of the manual.
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  • What is the horsepower of the Kubota GR1600-II?

    The Kubota GR1600-II has a gross power of 10.0 kW.


    For more information, see pages 29 and 68 of the manual.
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  • What is the fuel tank capacity of the Kubota GR1600-II?

    The fuel tank capacity of the Kubota GR1600-II is 18 L (4.8 U.S. gals.).


    For more information, see pages 29, 68 and 72 of the manual.
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  • What kind of transmission does the Kubota GR1600-II have?

    The Kubota GR1600-II has a Hydrostatic transmission.


    For more information, see pages 29 and 68 of the manual.
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Questions and answers

Tommy
April 7, 2025

How to disengage drive

0
1 comments:
Mr. Anderson
April 9, 2025

To disengage the drive on a Kubota GR1600-II, lift the PTO engagement lever back to its original position. This action disengages the deck.

This answer is automatically generated

0
Andrew Dales
March 8, 2025

Do you refil transmition oil via the dip stick port?

0
1 comments:
Mr. Anderson
May 14, 2025

No, the transmission oil on a Kubota GR1600-II should not be refilled via the dipstick port. The correct procedure is to remove the oil plug and fill with new oil after draining and cleaning the strainer and replacing the oil filter cartridge.

This answer is automatically generated

0
Hrenry rees
September 7, 2025

How do you lower the deck to cut the grass lower.

0

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This manual is also suitable for:

Gr2100-ii

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