Kubota ZD1211-AU User Manual (English)

Questions and Answers:

K
kaitlynharrisAug 22, 2025
Why is my Kubota ZD1211-AU Lawn Mower engine difficult to start?
- A
  aaronlopezAug 22, 2025
  If your Kubota Lawn Mower engine is difficult to start or won't start, several factors could be at play. First, check for fuel flow by examining the fuel tank and fuel filter, replacing the filter if needed, and verifying the fuel valve position. Air or water in the fuel system can also be a culprit; ensure the fuel line coupler bolt and nut are tight and bleed the fuel system. In cold weather, use oils with different viscosities to combat increased oil viscosity. Lastly, a weak battery can hinder starting; clean the battery cables and terminals, charge the battery, and in cold weather, remove and store the battery indoors, installing it only when ready to use.
D
Deborah SanchezAug 25, 2025
Why doesn't the starter function on my Kubota Lawn Mower?
- T
  Tim VanceAug 25, 2025
  If the starter on your Kubota Lawn Mower does not function, there are several potential causes. It could be due to battery overuse, resulting in dim lights, in which case you should charge the battery sufficiently and adjust the fan belt. Poor terminal connections can also prevent the starter from working; clean the terminal and tighten it securely. Finally, the battery life may have expired, requiring you to replace the battery.
A
Angela MaldonadoAug 25, 2025
Why are the exhaust fumes colored on my Kubota Lawn Mower?
- J
  Julia CurtisAug 26, 2025
  If you notice colored exhaust fumes from your Kubota Lawn Mower, it could be due to poor fuel quality, too much oil, or an overloaded engine. Try changing the fuel and fuel filter, ensuring you use the proper amount of oil, and reducing the engine load. Alternatively, the inside of the exhaust muffler might be damp from fuel, there could be an issue with the injection nozzle, or again, the fuel quality might be poor. In this case, heat the muffler by applying load to the engine, check the injection nozzle, and change the fuel and fuel filter.
L
Lisa WilcoxAug 27, 2025
Why is my Kubota Lawn Mower engine overheating?
- E
  Emily CruzAug 27, 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. Check the coolant level and fill the cooling system to the correct level, inspecting the radiator and hoses for any loose connections or leaks. A loose or damaged fan belt can also cause overheating, so adjust or replace it as needed. Additionally, a dirty radiator core or grille screens can restrict airflow, so remove any trash. Finally, a corroded coolant flow route can cause overheating, so flush the cooling system.
S
Samantha ThompsonAug 27, 2025
What to do if my Kubota ZD1211-AU Lawn Mower engine stops suddenly?
- J
  John ParkerAug 27, 2025
  If your Kubota Lawn Mower engine stops suddenly, it might be due to insufficient fuel. Check the fuel valve position, refuel the mower, and bleed the fuel system if necessary.
M
Melissa MartinAug 29, 2025
Why does my Kubota Lawn Mower have insufficient engine power?
- J
  Jason ChaseAug 29, 2025
  If your Kubota Lawn Mower is experiencing insufficient engine power, it could stem from a few causes. Ensure the fuel valve is in the correct position and inspect the fuel system for any issues related to insufficient or dirty fuel. Another potential cause is a clogged air cleaner; if so, clean the element.
J
Jake WallAug 30, 2025
Why doesn't the starter function on my Kubota ZD1211-AU Lawn Mower, and the lights are dim?
- D
  Dr. Robin Johnson DVMAug 30, 2025
  If the starter on your Kubota Lawn Mower doesn't function, and the lights become dim, it's likely due to insufficient charging. Charge the battery sufficiently.
E
Eric LeeAug 31, 2025
Why do the plates on my Kubota ZD1211-AU battery look whitish?
- F
  Frank DoyleAug 31, 2025
  If the top of the plates in your Kubota Lawn Mower battery look whitish, it could be due to a couple of reasons. First, the battery might have been used with an insufficient amount of electrolyte; if so, add distilled water and charge the battery. Second, the battery might have been used too much without recharging; in this case, charge the battery sufficiently.
K
kirbyphilipSep 1, 2025
Why is my Kubota ZD1211-AU vibrating excessively?
- S
  Sarah TaylorSep 1, 2025
  If your Kubota Lawn Mower is vibrating excessively, it could be due to several reasons: * Debris on the mower deck or in the pulleys. Clean the mower deck and pulleys. * A damaged mower belt. Replace the mower belt. * Damaged pulleys. Replace the pulleys. * Blades out of balance. Have the blades balanced.
T
thomasschneiderSep 2, 2025
Why is recharging my Kubota ZD1211-AU impossible?
- J
  Jessica Huff MDSep 3, 2025
  If recharging your Kubota Lawn Mower battery is impossible, it is probably because the battery life has expired. Replace the battery.

Kubota ZD1211-AU Specifications

General

Engine Type	Diesel
Engine Model	Kubota D1105
Engine Power	24.8 HP
Transmission	Hydrostatic
Deck Material	Steel
Deck Type	Fabricated
Cutting Height Range	25-127 mm (1-5 in)
Speed Range	0-8.5 mph
Type	Zero-Turn Mower
Cutting Width	60 inches (152 cm)

Summary

SAFE OPERATION

Before Operating the Machine

Instructions and checks to perform before starting machine operation.

2. ROPS

Safety precautions for the Roll-Over Protective Structure (ROPS).

3. Safety for children

Safety measures to prevent accidents involving children during operation.

5. Operating on slopes

Precautions and techniques for safely operating the machine on slopes.

6. Stopping the machine

Procedures for safely stopping the machine and disengaging controls.

7. Using the PTO

Guidelines and safety for operating the Power Take-Off (PTO) system.

TRANSPORTING THE MACHINE

Guidelines for safely transporting the machine via trailer or truck.

SERVICING OF MACHINE

WARRANTY

Information about the KUBOTA Limited Express Warranty and its conditions.

SCRAPPING THE MACHINE AND ITS PROCEDURE

Procedures for safely decommissioning and disposing of the machine.

SPECIFICATIONS

SPECIFICATION TABLE

Detailed technical specifications for various Kubota mower models.

IMPLEMENT LIMITATIONS

INSTRUMENT PANEL AND CONTROLS

INSTRUMENT PANEL, SWITCHES AND HAND CONTROLS

Identification and location of all instrument panel components and controls.

MOWER

RCK60P, RCK72P

Diagram and identification of components for RCK60P and RCK72P mower decks.

RCK60R, RCK72R

Diagram and identification of components for RCK60R and RCK72R mower decks.

MOWER MOUNTING

MOUNTING THE MOWER DECK

Step-by-step instructions for attaching the mower deck to the machine.

INSTALLING PARTS TO THE MOWER

Procedures for installing specific parts onto the mower deck.

OPERATING THE ENGINE

GETTING ON AND OFF THE MACHINE SAFELY

Safety procedures for mounting and dismounting the machine.

STARTING THE ENGINE

Comprehensive guide to safely starting the engine.

LCD MONITOR

Overview of the LCD monitor display and its functions.

COLD WEATHER STARTING

Procedures for starting the engine in cold weather conditions.

WARMING UP THE ENGINE

Instructions for warming up the engine, especially in cold temperatures.

OPERATING THE MACHINE

OPERATING A NEW MACHINE

Guidelines for operating a new machine to ensure longevity and performance.

OPERATING THE FOLDABLE ROPS

Instructions for operating the foldable Roll-Over Protective Structure (ROPS).

STARTING THE MACHINE

Detailed steps for starting the machine's engine and preparing for operation.

3. Hydraulic lift control pedal

Operation of the hydraulic lift control pedal for raising/lowering implements.

6. Motion control lever

Understanding and using the motion control levers for movement and steering.

6.3 Re-start on slopes

Special procedures for restarting the machine on a slope.

OPERATING THE MOWER

MOWING TIPS

Advice and best practices for effective mowing.

ADJUSTING THE CUTTING HEIGHT

Instructions for adjusting the mower deck's cutting height.

PREVENTING GRASS CLIPPINGS AND DUST FROM SCATTERING

Methods to prevent grass clippings and dust from scattering.

TIRES AND WHEELS

TIRES

General information and safety regarding tires.

WHEELS

Important notes regarding wheel installation and torque.

PERIODIC SERVICE

OPENING THE HOOD, FRONT COVER AND STEP

How to open the hood, front cover, and step for access.

RAISING AND LOWERING THE OPERATOR'S SEAT

Instructions for adjusting the operator's seat position.

TILTING UP THE MACHINE

Procedures for safely tilting the machine for maintenance.

DAILY CHECK

Checklist of daily inspections to perform before operating the machine.

LUBRICANTS, FUEL AND COOLANT

Information on lubricants, fuel, and coolant types and capacities.

MAINTENANCE

SERVICE INTERVALS

Table outlining maintenance tasks and their recommended intervals.

EVERY 50 HOURS

Maintenance tasks to be performed every 50 operating hours.

EVERY 100 HOURS

Maintenance tasks to be performed every 100 operating hours.

EVERY 200 HOURS

Maintenance tasks to be performed every 200 operating hours.

EVERY 400 HOURS

Maintenance tasks to be performed every 400 operating hours.

EVERY 1000 HOURS OR EVERY 1 YEAR

Maintenance tasks performed every 1000 hours or annually.

EVERY 2000 HOURS OR EVERY 2 YEARS

Maintenance tasks performed every 2000 hours or two years.

EVERY 1 YEAR

Maintenance tasks to be performed annually.

EVERY 4 YEARS

Maintenance tasks to be performed every 4 years.

SERVICE AS REQUIRED

1. Replacing fuses

How to replace blown fuses in the machine's electrical system.

3. Checking and replacing blades

How to check, sharpen, and replace mower blades.

4. Replacing the mower belt

Procedure for replacing the mower drive belt.

ADJUSTMENT

MOTION CONTROL LEVER

Adjustments for the motion control levers to ensure proper operation.

MOWER DECK LEVEL

Procedures for leveling the mower deck.

2. Leveling the mower deck (side-to-side)

How to level the mower deck from side to side.

3. Leveling the mower deck (front-to-rear)

How to level the mower deck from front to rear.

GENERAL TORQUE SPECIFICATION

TIGHTENING TORQUE CHART

STORAGE

STORING THE MACHINE

Procedures for storing the machine for extended periods.

REMOVING THE MACHINE FROM STORAGE

Steps to take when taking the machine out of storage.

TROUBLESHOOTING

ENGINE TROUBLESHOOTING

Table of engine problems, causes, and recommended remedies.

POWER TRAIN TROUBLE SHOOTING

Troubleshooting common power train issues and error codes.

BATTERY TROUBLESHOOTING

Common battery problems, their causes, remedies, and preventive measures.

MACHINE TROUBLESHOOTING

Troubleshooting for general machine operational issues.

MOWER TROUBLESHOOTING

Common problems related to the mower deck and their solutions.

Related product manuals