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Kubota M5660SUH - User Manual

Kubota M5660SUH
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English (U.S.A.)
Code No. 3C111-9971-2
M5660SUHD
M5660SUHMODELS
OPERATOR'S MANUAL
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KUBOTA Corporation 2014
PRINTED IN JAPAN
READ AND SAVE THIS MANUAL

Table of Contents

Questions and Answers

  • A
    andrewrosalesAug 6, 2025
    What to do if Kubota M5660SUH Tractor engine overheats?
    • H
      Heidi MeyersAug 7, 2025
      If your Kubota Tractor engine overheats, several factors could be responsible. First, the engine may be overloaded, so shift to a lower gear or reduce the load. Second, the coolant level might be low, so fill the cooling system to the correct level and inspect the radiator and hoses for leaks. A loose or defective fan belt could also be the cause, requiring adjustment or replacement. Additionally, a dirty radiator core or grille screens can restrict airflow; remove any trash. Finally, the coolant flow route may be corroded, necessitating a flush of the cooling system.
  • J
    Jason CardenasAug 15, 2025
    Why are exhaust fumes colored on my Kubota Tractor?
    • R
      rodriguezchristinaAug 15, 2025
      Colored exhaust fumes from your Kubota Tractor can indicate different issues. Black fumes suggest poor fuel quality, too much oil, or a clogged air cleaner. In this case, change the fuel and fuel filter, check the oil level, and clean or replace the air cleaner element. Blue-white fumes may indicate fuel in the exhaust muffler, injection nozzle trouble, or poor fuel quality. Check the intake air heater function in cold weather, heat the muffler by applying load to the engine, inspect the injection nozzle, and change the fuel and fuel filter.
  • G
    Gabriel GregoryOct 26, 2025
    Why is my Kubota M5660SUH engine difficult to start?
    • M
      Michael JonesOct 27, 2025
      There could be several reasons why your Kubota Tractor engine is hard to start. 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 cold weather, the oil viscosity can increase, slowing the engine revolution; consider using oils of different viscosities or an engine block heater. A weak battery can also 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, and store it indoors until use. Finally, there might be an issue with the intake air heater system; check the slow blow fuse and ensure ...

Summary

SAFE OPERATION

BEFORE OPERATING THE TRACTOR

Essential checks and preparations before starting the tractor.

OPERATING THE TRACTOR

Safe practices for operating the tractor, including starting and working.

OPERATING ON SLOPES

Critical safety procedures for operating the tractor on inclines and uneven terrain.

DRIVING THE TRACTOR ON THE ROAD

Safety guidelines for operating the tractor on public roads.

PARKING THE TRACTOR

Proper procedures for safely parking the tractor.

OPERATING THE PTO

Safe operation of the Power Take-Off (PTO) system and associated equipment.

SPECIFICATIONS

SPECIFICATION TABLE

Detailed technical specifications and data for the tractor models.

TRAVELING SPEEDS

Information on the tractor's various forward and reverse traveling speeds.

IMPLEMENT LIMITATIONS

Guidelines on the size and weight limits for compatible implements.

INSTRUMENT PANEL AND CONTROLS

Instrument Panel and Controls Overview

Identification and function of tractor instrument panel, switches, and controls.

PRE-OPERATION CHECK

DAILY CHECK

Procedures for performing daily inspections to ensure safe operation and machine condition.

OPERATING THE ENGINE

STARTING THE ENGINE

Step-by-step instructions for safely starting the tractor engine.

COLD WEATHER STARTING

Procedures for starting the engine in cold ambient temperatures.

JUMP STARTING

Safe instructions for jump-starting the tractor's battery.

PTO

PTO OPERATION

General guidelines and safety precautions for operating the Power Take-Off (PTO).

PTO Clutch Control Lever

How to engage and disengage the PTO clutch for power transmission.

PTO Gear Shift Lever

Operation of the PTO gear shift lever for selecting PTO speeds.

3-POINT HITCH & DRAWBAR

3-POINT HITCH

Instructions for attaching and adjusting the 3-point hitch system.

DRAWBAR

Information on using and attaching the tractor's drawbar.

HYDRAULIC UNIT

3-POINT HITCH CONTROL SYSTEM

Operation of Position Control, Float Control, and Lowering Speed for the 3-point hitch.

REMOTE HYDRAULIC CONTROL SYSTEM

Details on remote hydraulic valves, levers, couplers, and usage charts.

TIRES, WHEELS AND BALLAST

TIRES AND INFLATION

Information on tire types, inflation pressures, and dual tire usage.

WHEEL ADJUSTMENT

Procedures for adjusting front and rear wheel tread widths for stability.

BALLASTING THE TRACTOR

Guidelines on adding front and rear ballast for stability and traction.

MAINTENANCE

SERVICE INTERVALS

A comprehensive table detailing maintenance schedules based on operating hours.

LUBRICANTS, FUEL AND COOLANT

Specifications and recommendations for lubricants, fuel, and coolant.

PERIODIC SERVICE

DAILY CHECK

Procedures for performing daily inspections to ensure safe operation and machine condition.

FLUID LEVEL CHECKS

Checking engine oil, transmission fluid, and coolant levels.

FILTER AND SEPARATOR MAINTENANCE

Checking/cleaning fuel water separator, DPF muffler, and air cleaner.

STORAGE

TRACTOR STORAGE

Step-by-step guide for properly storing the tractor for extended periods.

REMOVING FROM STORAGE

Procedures for preparing the tractor after a period of storage.

TROUBLESHOOTING

ENGINE TROUBLESHOOTING

Table of common engine problems, causes, and corrective actions.

POWER TRAIN TROUBLE SHOOTING

Troubleshooting guide for power train issues indicated by error codes.

OPTIONS

AVAILABLE OPTIONS

List of optional equipment and accessories available for the tractor.

APPENDICES

INDEX

Alphabetical listing of topics and their corresponding page numbers for easy reference.

Kubota M5660SUH Specifications

General IconGeneral
BrandKubota
ModelM5660SUH
CategoryTractor
LanguageEnglish

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