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SERVICING OF THE ENGINE

EN

GLISH

SERVICING OF THE ENGINE

Your dealer is interested in your new engine and has the
desire to help you get the most value from it. After reading
this manual thoroughly, you will find that you can do some
of the regular maintenance yourself.
However, when in need of parts or major service, be sure
to see your KUBOTA dealer.
For service, contact the KUBOTA Dealership from which
you purchased your engine or your local KUBOTA dealer.
When in need of parts, be prepared to give your dealer
the engine serial number.
Locate the serial number now and record them in the
space provided.

Type

Serial No.

Engine

Date of Purchase

Name of Dealer  

(To be filled in by purchaser)

(1) Engine serial number

E.book  1 ページ  2011年5月31日 火曜日 午後3時45分

Summary of Contents for D662-E

Page 1: ...16676 8917 1...

Page 2: ...have the most up to date information Please do not hesitate to consult with them This symbol the industry s Safety Alert Symbol is used throughout this manual and on labels on the machine itself to w...

Page 3: ...medies 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 12 Cleaning the fuel filter pot 13 ENGI...

Page 4: ...CONTENTS ENGLISH TROUBLESHOOTING 21 SPECIFICATIONS 23 WIRING DIAGRAMS 25...

Page 5: ...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 MODI...

Page 6: ...eaning A Keep the engine clean and free of accumulated dirt grease and trash to avoid a fire Store flammable fluids in proper containers and cabinets away from sparks and heat A Check for and repair l...

Page 7: ...rings are in good condition Keep all electrical connections clean Bare wire or frayed insulation can cause a dangerous electrical shock and personal injury 7 ESCAPING FLUID A Relieve all pressure in t...

Page 8: ...charge the battery if its fluid level is below the LOWER mark Otherwise the component parts may deteriorate earlier than expected which may shorten the service life or cause an explosion Immediately a...

Page 9: ...he engine on a large flat surface DO NOT work on anything that is supported ONLY by lift jacks or a hoist Always use blocks or the correct stands to support the engine before servicing A Disconnect th...

Page 10: ...Mount new warning and caution labels by applying to a clean dry surface and pressing any bubbles to the outside edge A Replace fuel pipes and lubricant pipes with their hose clamps every 2 years or ea...

Page 11: ...nance yourself However when in need of parts or major service be sure to see your KUBOTA dealer For service contact the KUBOTA Dealership from which you purchased your engine or your local KUBOTA deal...

Page 12: ...r 3 Engine stop lever 4 Injection pump 5 Fuel feed pump 6 Cooling fan 7 Fan drive pulley 8 Oil filter cartridge 9 Water drain cock 10 Oil filler plug 11 Exhaust manifold 12 Alternator 13 Starter 14 Oi...

Page 13: ...op the engine at a flat and wide space when checking A Keep dust or fuel away from the battery wiring muffler and engine to prevent a fire Check and clear them before operating everyday Pay attention...

Page 14: ...f accident Use additional safety items e g hard hat safety boots or shoes eye and hearing protection gloves etc as appropriate or required A Do not wear radio or music headphones while operating engin...

Page 15: ...20 seconds A Be sure to warm up the engine not only in winter but also in warmer seasons An insufficiently warmed up engine can shorten its service life A When there is fear of temperature dropping b...

Page 16: ...eck to see if there is any obstacle around the cooling air inlet or outlet 3 Check to see if there is any dirt or dust between radiator fin and tube 4 Check to see if the fan belt is too loose and 5 C...

Page 17: ...lows down or accelerates A Unusual noises are suddenly heard A Exhaust fumes suddenly become very dark A The oil pressure lamp or the water temperature alarm lamp lights up REVERSED ENGINE REVOLUTION...

Page 18: ...parts do not use gasoline but use regular cleanser A Always use proper tools that are in good condition Make sure you understand how to use them before performing any service work A When installing be...

Page 19: ...peration or six months Check of radiator hoses and clamp bands 17 Every 400 hours Replacement of fuel filter element 13 Every 500 hours Removal of sediment in fuel tank Cleaning of water jacket radiat...

Page 20: ...ssification above CD grade A Ambient temperature below 35 C 95 F A Lubricating oil With the emission control now in effect the CF 4 and CG 4 lubricating oils have been developed for use of a low sulfu...

Page 21: ...he upper limit Do not overfill No 2 D is a distillate fuel oil of lower volatility for engines in industrial and heavy mobile service SAE J313 JUN87 Grade of Diesel Fuel Oil According to ASTM D975 The...

Page 22: ...ug when bubbles do not come up any more BChecking the fuel pipes To avoid personal injury A Check or replace the fuel pipes after stopping the engine Broken fuel pipes can cause fires Check the fuel p...

Page 23: ...gine oil can damage your skin Put on gloves when using engine oil If you come in contact with engine oil wash it off immediately A Be sure to inspect the engine locating it on a horizontal place If pl...

Page 24: ...the engine before draining engine oil A When draining engine oil place some container underneath the engine and dispose it according to local regulations A Do not drain oil after running the engine Al...

Page 25: ...e completely RADIATOR Coolant will last for one day s work if filled all the way up before operation start Make it a rule to check the coolant level before every operation To avoid personal injury A D...

Page 26: ...curely If the cap is loose or improperly closed coolant may leak out and decrease quickly BChanging coolant 1 To drain coolant always open both drain cocks and simultaneously open the radiator cap as...

Page 27: ...y with running water A Do not clean radiator with firm tools such as spatulas or screwdrivers They may damage specified fin or tube It can cause coolant leaks or decrease cooling performance BCleaning...

Page 28: ...ry 2 years A The above data represents industry standards that necessitate minimum glycol content in the concentrated anti freeze AIR CLEANER As the element of the air cleaner employed on this engine...

Page 29: ...se induction current like motors to AC line 6 Use heatproof cables if room temperature around wire harness become over 75 167 7 Remove painting at connecting position before installation of each cable...

Page 30: ...ritten No water on the pressure cap Since water may freeze when the temperature drops below 0 C 32 F it is very important that no water is left in the machine 2 Remove dirty engine oil fill with new o...

Page 31: ...ozzle injection piece being careful not to damage the orifice Check to see if nozzle is working properly or not If not install a new nozzle Engine oil becomes thick in cold weather and engine cranks s...

Page 32: ...zzle Cause Countermeasures Color of exhaust suddenly turns dark Check the fuel injection system especially the fuel injection nozzle Bearing parts are overheated Check the lubricating system Oil lamp...

Page 33: ...0 3850 3800 Minimum bare idling speed rpm 800 to 900 900 to 1000 800 to 900 Order of firing 1 2 1 2 3 Direction of rotation Counter clockwise viewed from flywheel side Injection pump Bosch MD Type min...

Page 34: ...3600 20 4 3600 Maximum bare speed rpm 3800 3450 3850 Minimum bare idling speed rpm 800 to 900 900 to 1000 Order of firing 1 2 3 Direction of rotation Counter clockwise viewed from flywheel side Inject...

Page 35: ...25 WIRING DIAGRAMS ENGLISH WIRING DIAGRAMS...

Page 36: ...26 WIRING DIAGRAMS ENGLISH...

Page 37: ...27 WIRING DIAGRAMS ENGLISH...

Page 38: ...28 WIRING DIAGRAMS ENGLISH...

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