Kubota Engine Manual (EN)

Safety First

ENGLISH FOREWORD You are now the proud owner of a KUBOTA Engine. This engine is a product of KUBOTA quality engineering and manufacturing. It is made of fine materials and under a rigid quality control system. It will give you long, satisfactory service. To obtain the best use of your engine, please read this manual carefully. It will help you become familiar with the operation of the engine and contains many helpful hints about engine maintenance. It is KUBOTA's policy to utilize as quickly as possible every advance in our research. The immediate use of new techniques in the manufacture of products may cause some small parts of this manual to be outdated.

KUBOTA distributors and dealers will have the most up-to-date information. Please do not hesitate to consult with them. SAFETY FIRST This symbol, the industry's "Safety Alert Symbol", is used throughout this manual and on labels on the machine itself to warn of the possibility of personal injury. Read these instructions carefully. It is essential that you read the instructions and safety regulations before you attempt to assemble or use this unit. DANGER : Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. WARNING : Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. CAUTION :

Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. IMPORTANT : Indicates that equipment or property damage could result if instructions are not followed. NOTE : Gives helpful information.

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Contents Page

CONTENTS ENGLISH SAFE OPERATION ..................................................................................................1 SERVICING OF THE ENGINE ....................................................................................1 NAMES OF PARTS .....................................................................................................2 PRE-OPERATION CHECK..........................................................................................3 BREAK-IN.................................................................................................................3 DAILY CHECK..........................................................................................................3 OPERATING THE ENGINE.........................................................................................4 STARTING THE ENGINE (NORMAL)......................................................................4 COLD WEATHER STARTING .................................................................................5 STOPPING THE ENGINE ........................................................................................6 CHECKS DURING OPERATION .............................................................................6 Radiator Cooling water (Coolant) .....................................................................................

6 Oil pressure lamp ............................................................................................................. 6 Fuel .................................................................................................................................. 7 Color of exhaust ............................................................................................................... 7 Immediately stop the engine if;.........................................................................................

7 REVERSED ENGINE REVOLUTION AND REMEDIES ..........................................7 How to tell when the engine starts running backwards .................................................... 7 Remedies .........................................................................................................................

7 MAINTENANCE...........................................................................................................8 SERVICE INTERVALS.............................................................................................9 PERIODIC SERVICE .................................................................................................11 FUEL ......................................................................................................................11 Fuel level check and refueling........................................................................................

11 Air bleeding the fuel system ........................................................................................... 12 Checking the fuel pipes.................................................................................................. 13 Cleaning the fuel filter pot............................................................................................... 13 Fuel filter cartridge replacement.....................................................................................

14 ENGINE OIL...........................................................................................................14 Checking oil level and adding engine oil ........................................................................ 14 Changing engine oil........................................................................................................ 15 Replacing the oil filter cartridge ......................................................................................

16 RADIATOR .............................................................................................................16 Checking coolant level, adding coolant .......................................................................... 17 Changing coolant ........................................................................................................... 18 Remedies for quick decrease of coolant ........................................................................ 18 Checking radiator hoses and clamp bands ....................................................................

18 Precaution at overheating .............................................................................................. 18 Cleaning radiator core (outside) ..................................................................................... 18 Cleaning the radiator (inside) ......................................................................................... 19 Anti-freeze......................................................................................................................

19 AIR CLEANER........................................................................................................20 Evacuator valve.............................................................................................................. 20 For the air cleaner with a dust cup (optional) ................................................................. 20 Dust indicator (optional) .................................................................................................

21 ELECTRIC WIRING ...............................................................................................21 FAN BELT ..............................................................................................................21

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Contents Page

CONTENTS ENGLISH CARRIAGE AND STORAGE .....................................................................................22 CARRIAGE.............................................................................................................22 STORAGE..............................................................................................................22 Adjusting Fan Belt Tension ............................................................................................

21 TROUBLESHOOTING ...............................................................................................23 SPECIFICATIONS .....................................................................................................25 WIRING DIAGRAMS..................................................................................................28

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Safe Operation

1 SAFE OPERATION SAFE OPERATION ENGLISH Careful operation is your best assurance against an accident. Read and understand this section carefully before operating the engine. All operators, no matter how much experience they may have, should read this and other related manuals before operating the engine or any equipment attached to it. It is the owner's obligation to provide all operators with this information and instruct them on safe operation. Be sure to observe the following for safe operation. 1 . OBSERVE SAFETY INSTRUCTIONS A Read and understand carefully this "OPERATOR'S MANUAL" and "LABELS ON THE ENGINE" before attempting to start and operate the engine.

A Learn how to operate and work safely. Know your equipment and its limitations. Always keep the engine in good condition. A Before allowing other people to use your engine, explain how to operate and have them read this manual before operation. A DO NOT modify the engine. UNAUTHORIZED MODIFICATIONS to the engine may impair the function and/or safety and affect engine life. If the engine does not perform properly, consult your local Kubota Engine Distributor first. 2.

WEAR SAFE CLOTHING AND PERSONAL PROTECTIVE EQUIPMENT (PPE) A DO NOT wear loose, torn or bulky clothing around the machine that may catch on working controls and projections or into fans, pulleys and other moving parts causing personal injury. A Use additional safety items-PPE, e.g. hard hat, safety protection, safety goggles, gloves, etc., as appropriate or required. A DO NOT operate the machine or any equipment attached to it while under the influence of alcohol, medication, or other drugs, or while fatigued. A DO NOT wear radio or music headphones while operating the engine.

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