Kubota ZD1011 User Manual (English)

Questions and Answers:

S
Stephanie AvilaAug 18, 2025
Why is my Kubota ZD1011 Lawn Mower engine difficult to start?
- M
  Mark LawrenceAug 18, 2025
  If your Kubota Lawn Mower engine is difficult to start or won't start, several factors could be responsible. It might be due to no fuel flow, so check the fuel tank and fuel filter, replacing the filter if needed. Air or water in the fuel system could also be the culprit; ensure the fuel line coupler bolt and nut are tight and bleed the fuel system. In winter, increased oil viscosity can slow the engine revolution, so use oils with different viscosities suitable for ambient temperatures. Lastly, a weak battery can prevent the engine from turning over quickly enough. Clean the battery cables and terminals, charge the battery, and in cold weather, remove the battery, charge it indoors, and install it only when you're ready to use the machine.
V
Valerie HessAug 21, 2025
Why does my Kubota Lawn Mower engine stop suddenly?
- C
  clinenathanAug 21, 2025
  If your Kubota Lawn Mower engine stops suddenly, it may be due to insufficient fuel. Refuel the mower. If necessary, bleed the fuel system.
C
Connor CuevasAug 23, 2025
What to do if the starter does not function on my Kubota ZD1011 Lawn Mower?
- D
  dcampbellAug 23, 2025
  If your Kubota Lawn Mower's starter does not function, it could be due to a battery that has been overused to the point where the lights are dim. Charge the battery sufficiently. Another cause could be a poor terminal connection. Clean the terminal and tighten it securely.
E
Elizabeth BellAug 26, 2025
Why does my Kubota Lawn Mower have insufficient engine power?
- H
  Hannah ClarkAug 26, 2025
  If your Kubota Lawn Mower is experiencing insufficient engine power, it could be due to insufficient or dirty fuel. Make sure to check the fuel system. Another potential cause is a clogged air cleaner, so be sure to clean the element.
K
Kevin WheelerAug 28, 2025
Why is my Kubota ZD1011 engine overheating?
- D
  Donna PearsonAug 28, 2025
  If your Kubota Lawn Mower engine overheats, it could be due to several reasons. The engine might be overloaded, so try lowering the speed or reducing the load. A low coolant level can also cause overheating, so fill the cooling system to the correct level and check the radiator and hoses for leaks. A loose or damaged fan belt should be adjusted or replaced. Also, a dirty radiator core or grille screens can restrict airflow, so remove any trash. Lastly, a corroded coolant flow route can cause overheating, so flush the cooling system.
M
Mallory FloresAug 30, 2025
What to do if the discharge chute is plugged on my Kubota ZD1011?
- K
  Kristin FisherAug 30, 2025
  If the discharge chute of your Kubota Lawn Mower is plugged, it might be because the grass is too wet; wait for it to dry before mowing. Alternatively, the grass could be too long, in which case you should raise the cutting height and cut the grass twice. Cutting too low can also cause this issue, so raise the cutting height. Ensure the engine RPM is not too low by mowing at full throttle, and avoid moving too fast by slowing down your ground speed.
A
Anthony PerrySep 1, 2025
How to fix streaking of grass uncut with my Kubota ZD1011?
- C
  Cole BowmanSep 1, 2025
  If your Kubota Lawn Mower is leaving streaks of uncut grass, it could be because your ground speed is too fast; try slowing down. It may also be caused by low engine RPM, so mow at full throttle and check/reset the engine RPM. If the grass is too long, cut it twice. Dull or damaged blades can also cause this issue, so replace or sharpen them. Finally, debris in the mower deck can interfere with cutting, so clean the mower deck.
B
bsimmonsSep 4, 2025
What does it mean if my Kubota ZD1011 Lawn Mower exhaust fumes are colored?
- B
  Betty HaynesSep 4, 2025
  If your Kubota Lawn Mower is producing exhaust fumes that are colored, the cause and solution depend on the color. If the fumes are black, change the fuel and fuel filter, check the oil level, and reduce the engine load. If the fumes are blue-white, heat the muffler by applying load to the engine, check the injection nozzle, and change the fuel and fuel filter.
D
davidgrossSep 6, 2025
Why is my Kubota ZD1011 giving an uneven cut?
- M
  Mrs. Nancy Robinson DVMSep 6, 2025
  If your Kubota Lawn Mower is providing an uneven cut, ensure the mower deck is level. If not, level the mower deck. If you are moving too fast, slow down. Dull, worn, or damaged blades can also cause an uneven cut, so sharpen or replace the blades. Check for low tire inflation and add air to the correct pressure. Also, ensure the anti-scalp rollers and wheel pressure are correctly adjusted.
O
omcculloughSep 8, 2025
How to prevent blades scalping grass with my Kubota ZD1011 Lawn Mower?
- D
  Debra StephensSep 8, 2025
  If the blades on your Kubota Lawn Mower are scalping the grass, try raising the cutting height. Reducing speed on turns can also help. If the terrain has ridges, change your mowing pattern. For rough or uneven terrain, adjust the wheel pressure and anti-scalp rollers. Finally, replace any bent blades.

Kubota ZD1011 Specifications

General

Engine Type	Diesel
Transmission	Hydrostatic
PTO	Independent
Fuel Type	Diesel
Cylinders	3
Drive	2WD
Displacement	68.5 cu in
Turning Radius	Zero-turn

Summary

ABBREVIATION LIST

UNIVERSAL SYMBOLS

FOREWORD

SAFETY FIRST

SAFE OPERATION

BEFORE OPERATING

Key checks and precautions to take before starting machine operation.

OPERATING

Starting

Steps and precautions for starting the machine's engine.

Working

Guidelines and warnings for operating the machine safely during use.

SAFE OPERATION

Stopping

Procedures for safely stopping the machine.

USING THE PTO

Guidelines for safely using the Power Take-Off (PTO) system.

TRANSPORTING

Procedures and safety precautions for transporting the machine.

SERVICING AND STORAGE

General guidelines for servicing and storing the machine.

OPERATING THE MACHINE

OPERATING NEW MACHINE

Important procedures for breaking in a new machine for optimal performance and longevity.

Engine Break-in

Guidelines for the initial engine break-in period after 50 hours of operation.

Machine Break-in

Procedures for breaking in the machine's transmission fluid and oil filter.

OPERATING THE MACHINE

OPERATING FOLDABLE ROPS

Instructions for safely raising and lowering the foldable ROPS.

OPERATING THE MACHINE

To Raise the ROPS to Upright Position

Detailed steps for raising the ROPS to its upright and locked position.

Adjustment of Foldable ROPS

How to adjust the free fall tension of the ROPS upper frame.

STARTING

Operator's Seat

Adjusting the operator's seat for comfort and safety.

Seat Belt

Instructions for properly wearing and adjusting the seat belt.

STARTING

Hydraulic Lift Control Pedal

Operation of the hydraulic lift control pedal for raising and lowering the mower deck.

Throttle Lever

How to use the throttle lever to control engine speed.

Parking Brake Pedal

Procedures for releasing the parking brake.

STARTING

Motion Control Lever

Instructions and warnings for using the motion control levers for movement and steering.

STARTING

Re-start on the slopes

Specific procedures for safely restarting the machine on slopes.

STARTING

STOPPING

Step-by-step instructions for safely stopping the machine.

INSTRUMENT PANEL AND CONTROLS

Parking brake pedal

The pedal used to engage and disengage the parking brake.

Parking brake lock pedal

The pedal used to lock the parking brake in place.

Lift lock lever

Lever to lock the mower deck in the transport position.

Motion control lever

Levers controlling the machine's speed and direction.

Seat belt

Safety restraint system for the operator.

Operator's seat

The seat where the operator sits to control the machine.

ROPS

Roll-Over Protective Structure for operator safety.

Hydraulic lift control pedal

Pedal to control the mower deck lift system.

Cutting height control dial

Dial to adjust the mower deck's cutting height.

Key switch

Ignition switch to start and stop the engine.

Easy Checker (TM)

Indicator system for machine status and warnings.

Hour meter

Meter displaying the total operating hours of the machine.

Fuel gauge

Gauge indicating the amount of fuel in the tank.

Coolant temperature gauge

Gauge indicating the engine coolant temperature.

Throttle lever

Lever to control the engine throttle and speed.

MOWER MOUNTING

MOUNTING THE MOWER DECK

Step-by-step guide for installing the mower deck onto the tractor.

MOWER MOUNTING

ADJUSTING THE MOWER

Procedures for adjusting the mower deck for optimal cutting performance.

DISMOUNTING THE MOWER DECK

Steps to remove the mower deck from the machine.

OPERATING THE ENGINE

STARTING THE ENGINE

Steps and safety precautions for starting the engine.

GET ON AND GET OFF MACHINE SAFELY

Safe practices for mounting and dismounting the machine.

OPERATING THE ENGINE

Key Switch

Explanation of the key switch positions and their functions.

OPERATING THE ENGINE

STOPPING THE ENGINE

Procedures for properly shutting down and stopping the engine.

Engine Stop Lever (Inside the Hood)

Location and operation of the engine stop lever for emergency shutdown.

CHECK DURING OPERATING

Routine checks to perform while operating the machine.

OPERATING THE ENGINE

Fuel Gauge

How to read and use the fuel gauge.

Coolant Temperature Gauge

How to read and interpret the coolant temperature gauge.

COLD WEATHER STARTING

Special procedures for starting the engine in cold weather conditions.

BLOCK HEATER (OPTION)

Information on the optional block heater for cold weather starting.

OPERATING THE ENGINE

WARMING UP

Importance and procedure for warming up the engine before use.

Warm-up and Transmission Oil in the Low Temperature Range

Specific warm-up procedures for low-temperature conditions.

JUMP STARTING

Step-by-step instructions for safely jump-starting a dead battery.

OPERATING THE MACHINE

OPERATING NEW MACHINE

Important procedures for breaking in a new machine for optimal performance and longevity.

Engine Break-in

Guidelines for the initial engine break-in period after 50 hours of operation.

Machine Break-in

Procedures for breaking in the machine's transmission fluid and oil filter.

OPERATING THE MACHINE

OPERATING FOLDABLE ROPS

Instructions for safely raising and lowering the foldable ROPS.

OPERATING THE MACHINE

To Raise the ROPS to Upright Position

Detailed steps for raising the ROPS to its upright and locked position.

Adjustment of Foldable ROPS

How to adjust the free fall tension of the ROPS upper frame.

STARTING

Operator's Seat

Adjusting the operator's seat for comfort and safety.

Seat Belt

Instructions for properly wearing and adjusting the seat belt.

STARTING

Hydraulic Lift Control Pedal

Operation of the hydraulic lift control pedal for raising and lowering the mower deck.

Throttle Lever

How to use the throttle lever to control engine speed.

Parking Brake Pedal

Procedures for releasing the parking brake.

STARTING

Motion Control Lever

Instructions and warnings for using the motion control levers for movement and steering.

STARTING

Re-start on the slopes

Specific procedures for safely restarting the machine on slopes.

STARTING

STOPPING

Step-by-step instructions for safely stopping the machine.

FIXING FRONT AXLE

PARKING

TRANSPORTING

OPERATING THE MOWER

MAKING THE MOST OF YOUR MOWER

Tips for achieving the best mowing results and appearance.

ADJUSTING CUTTING HEIGHT

Steps for setting the correct cutting height for the mower deck.

OPERATING THE MOWER

ANTI-SCALP ROLLER SETTING

How to adjust anti-scalp rollers for proper ground clearance and to prevent deck damage.

OPERATING THE MOWER

PTO Lever

How to engage and disengage the Power Take-Off (PTO) lever.

OPERATING THE MOWER

Starting

Steps for starting the engine and engaging the mower for operation.

TIRES AND WHEELS

TIRES

Details about tire sizes, recommended inflation pressure, and warnings.

Inflation Pressure

Guidance on checking and maintaining correct tire inflation pressure.

WHEELS

Information on wheel bolt torque specifications for re-fitting wheels.

TIRES AND WHEELS

Remove and Install Front Caster Wheels

Step-by-step instructions for removing and installing front caster wheels.

PERIODIC SERVICE

HOW TO OPEN THE HOOD, FRONT COVER & STEP

Instructions for accessing different parts of the machine for maintenance.

PERIODIC SERVICE

HOW TO RAISE THE OPERATOR'S SEAT

Steps for raising and lowering the operator's seat.

PERIODIC SERVICE

HOW TO OPEN THE LEVER GUIDE

Instructions for opening and installing the lever guide.

LIFT-UP POINT

Safe points for lifting the machine using slings or jacks.

DAILY CHECK

While sitting in the operator's seat

Checks to perform while the operator is seated.

Turning the key switch "ON"

Checks related to turning the ignition key to the ON position.

Starting the engine

Checks to perform before and during engine starting.

LUBRICANTS, FUEL AND COOLANT

Fuel

Recommended fuel type and quality for the machine.

Coolant

Recommended coolant type and mixture for the cooling system.

Recovery tank

Specifications for the coolant recovery tank.

Engine crankcase

Recommended engine oil type and viscosity based on temperature.

Transmission case with filter & hose

Recommended fluid for the transmission and rear axle gear case.

Mower gear box

Recommended oil for the mower gear box.

Greasing

Locations and types of grease points for lubrication.

LUBRICANTS, FUEL AND COOLANT

NOTE : Fuel:

Notes regarding fuel specifications and additives.

Engine Oil:

Engine oil classification and viscosity recommendations.

Transmission Oil:

Recommendations for transmission fluid, especially KUBOTA Super UDT-2.

Checking Engine Oil Level

Checking Amount of Fuel and Refueling

Checking Transmission Fluid Level

Checking Coolant Level

Checking and Cleaning Radiator Screen and Hood Screen

Checking Tire Pressure

Inflation Pressure

Details on checking and inflating tires to the recommended pressure.

Lubricating All Grease Fittings

MAINTENANCE

SERVICE INTERVALS

Tables detailing required maintenance tasks at different operating hour intervals.

MAINTENANCE

Replacing Air Cleaner Primary Element and Secondary Element

Procedure for replacing the air cleaner elements.

Checking Fuel Injection Nozzle (Injection Pressure)

Procedure for checking fuel injection nozzle pressure.

Flushing Cooling System and Changing Coolant

Steps for flushing the cooling system and replacing the coolant.

MAINTENANCE

Checking Injection Pump

Procedure for checking the injection pump.

Checking Fuel Lines

Procedure for checking fuel lines for wear and leaks.

Checking Radiator Hose and Clamp

Procedure for checking radiator hoses and clamps.

MAINTENANCE

Replacing Hydraulic Hose

Procedure for replacing hydraulic hoses.

Replacing Fuel Lines

Procedure for replacing fuel lines.

Replacing Engine Breather Hose

Procedure for replacing the engine breather hose.

Replacing Radiator Hose

Procedure for replacing radiator hoses.

Replacing Mower Gear Box Oil-Seal

Procedure for replacing the mower gear box oil seal.

Replacing Intake Air Line

Procedure for replacing the intake air line.

SERVICE AS REQUIRED

Maintenance tasks that should be performed as needed.

SERVICE AS REQUIRED

Replacing Fuses

Procedure for replacing blown fuses.

Bleeding Fuel System

Procedure for removing air from the fuel system.

SERVICE AS REQUIRED

Checking and Replacing Blade

How to check blade sharpness, balance, and replace worn or damaged blades.

Replacing Mower Belt

Procedure for replacing the mower deck belt.

ADJUSTMENT

MOTION CONTROL LEVER

Adjusting the motion control levers for proper operation and alignment.

MOTION CONTROL LEVER

HST NEUTRAL

Procedure for setting the hydrostatic transmission to neutral.

MAXIMUM SPEED (FORWARD)

How to adjust the maximum forward speed setting.

ADJUSTMENT

MOTION CONTROL LEVER OPERATING FORCE

Adjusting the operating force of the motion control levers.

MOTION CONTROL LEVER ALIGNMENT

Ensuring the motion control levers are properly aligned.

MOWER DECK LEVEL

Procedures for leveling the mower deck for an even cut.

MOWER DECK LEVEL

LEVEL MOWER DECK (Side-to-Side)

How to adjust the mower deck for side-to-side levelness.

MOWER DECK LEVEL

LEVEL MOWER DECK (Front-to-Rear)

How to adjust the mower deck for front-to-rear levelness.

GENERAL TORQUE SPECIFICATION

TIGHTENING TORQUE CHART

STORAGE

MACHINE STORAGE

Step-by-step procedures for preparing the machine for long-term storage.

REMOVING THE MACHINE FROM STORAGE

Procedures for preparing the machine for operation after storage.

TROUBLESHOOTING

ENGINE TROUBLESHOOTING

Troubleshooting guide for common engine issues and their solutions.

TROUBLESHOOTING

BATTERY TROUBLESHOOTING

Troubleshooting guide for common battery problems and their solutions.

MACHINE TROUBLESHOOTING

Troubleshooting guide for general machine operation issues.

TROUBLESHOOTING

MOWER TROUBLESHOOTING

Troubleshooting guide for common mower deck and cutting issues.

Related product manuals

Kubota ZD1011 User Manual

Table of Contents

Questions and Answers:

Kubota ZD1011 Specifications

Summary

ABBREVIATION LIST

UNIVERSAL SYMBOLS

FOREWORD

SAFETY FIRST

SAFE OPERATION

BEFORE OPERATING

OPERATING

Starting

Working

SAFE OPERATION

Stopping

USING THE PTO

TRANSPORTING

SERVICING AND STORAGE

OPERATING THE MACHINE

OPERATING NEW MACHINE

Engine Break-in

Machine Break-in

OPERATING THE MACHINE

OPERATING FOLDABLE ROPS

OPERATING THE MACHINE

To Raise the ROPS to Upright Position

Adjustment of Foldable ROPS

STARTING

Operator's Seat

Seat Belt

STARTING

Hydraulic Lift Control Pedal

Throttle Lever

Parking Brake Pedal

STARTING

Motion Control Lever

STARTING

Re-start on the slopes

STARTING

STOPPING

INSTRUMENT PANEL AND CONTROLS

Parking brake pedal

Parking brake lock pedal

Lift lock lever

Motion control lever

Seat belt

Operator's seat

ROPS

Hydraulic lift control pedal

Cutting height control dial

Key switch

Easy Checker (TM)

Hour meter

Fuel gauge

Coolant temperature gauge

Throttle lever

MOWER MOUNTING

MOUNTING THE MOWER DECK

MOWER MOUNTING

ADJUSTING THE MOWER

DISMOUNTING THE MOWER DECK

OPERATING THE ENGINE

STARTING THE ENGINE

GET ON AND GET OFF MACHINE SAFELY

OPERATING THE ENGINE

Key Switch

OPERATING THE ENGINE

STOPPING THE ENGINE

Engine Stop Lever (Inside the Hood)

CHECK DURING OPERATING

OPERATING THE ENGINE

Fuel Gauge

Coolant Temperature Gauge

COLD WEATHER STARTING

BLOCK HEATER (OPTION)

OPERATING THE ENGINE

WARMING UP

Warm-up and Transmission Oil in the Low Temperature Range

JUMP STARTING