John Deere 4045 & 6068 Diesel Engine Service Manual PDF Download (EN)

OMRG33324 (16FEB04) PWT 4.5 & 6.8 Tier 2 (GB).pdf

Use and maintenance manual John Deere Electronically – Controlled POWERTECH 4.5 L & 6.8 L 4045 and 6068 OEM Diesel Engines CALIFORNIA Proposition 65 Warning Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. If this product contains a gasoline engine: WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. The State of California requires the above two warnings. Rйf. constructeur : OMRG33324 Rйf. GPAO : 33522045801 ind2

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OMRG33324 (16FEB04) PWT 4.5 & 6.8 Tier 2 (GB).pdf

Danger Warning about the dangers linked to fuel discharges under high pressure on engines equipped with Denso high pressure common rail (HPCR). ¾ Watch out for fuel under high pressure throughout the system ¾ Never dismantle the fuel lines, when the engine is running (lines under high pressure) ¾ It is better to work on the injection system when the fuel temperature is less than 30°C ¾ Wait at least 5 minutes after the engine stops before carrying out work on the injection system (check the pressure before doing anything) ¾ After changing the component, check that there are no fuel leaks.

Carry out this test with the engine protection closed (engine bonnet or other protection) ¾ Do not dismantle and reassemble the injector parts

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OMRG33324 (16FEB04) PWT 4.5 & 6.8 Tier 2 (GB).pdf

Introduction Foreword THIS MANUAL CONTAINS INFORMATION to operate and service the following Tier 2 emission-certified 1 PE6068HF475 (HPCR System; 4-Valve Head) engines: READ THIS MANUAL carefully to learn how to operate and service your engine correctly. Failure to do so could result in personal injury or equipment damage. Saran-built (France) Tier 2 Mechanically Controlled Engines: THIS MANUAL SHOULD BE CONSIDERED a permanent part of your engine and should remain with the engine when you sell it. CD4045DF270 CD4045TF270 Saran-built (France) Tier 2 Electronically Controlled Engines: MEASUREMENTS IN THIS MANUAL are given in both metric and customary U.S. unit equivalents.

Use only correct replacement parts and fasteners. Metric and inch fasteners may require a specific metric or inch wrench. CD4045TF275 (DE10 Fuel System) CD4045HF275 (DE10 Fuel System) CD4045HF475 (HPCR System; 4-Valve Head) CD6068TF275 (DE10 Fuel System) CD6068HF275 (DE10/VP44 Fuel System) CD6068HF475 (HPCR System; 4-Valve Head) WRITE ENGINE SERIAL NUMBERS and option codes in the spaces indicated in the Record Keeping Section. Accurately record all the numbers. Your dealer also needs these numbers when you order parts. File the identification numbers in a secure place off the engine. Torreon-built (Mexico) Tier 2 Mechanically Controlled Engines:

PE4045DF270 PE4045TF270 SETTING FUEL DELIVERY beyond published factory specifications or otherwise overpowering will result in loss of warranty protection for this engine. Torreon-built (Mexico) Tier 2 Electronically Controlled Engines: CERTAIN ENGINE ACCESSORIES such as radiator, air cleaner, and instruments are optional equipment on John Deere OEM Engines. These accessories may be provided by the equipment manufacturer instead of John Deere. This operator’s manual applies only to the engine and those options available through the John Deere distribution network.

PE4045TF275 (DE10 Fuel System) PE4045HF275 (DE10 Fuel System) PE4045HF475 (HPCR System; 4-Valve Head) PE6068TF275 (DE10 Fuel System) PE6068HF275 (DE10/VP44 Fuel System) 1 Emission certified for United States as EPA Tier 2 and for European Union as Stage II. OURGP11,000021C –19–15OCT03–1/2 021604 PN=2

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OMRG33324 (16FEB04) PWT 4.5 & 6.8 Tier 2 (GB).pdf

Introduction IMPORTANT: This manual covers only P OWER T ECH Tier 2 emission certified 4.5 and 6.8 L OEM engines listed. These engines meet Tier 2 emission certification standards. 2 (This is for both the U.S. EPA and European Union Council (EU) standards.) Engines with mechanical controls which are non-emission certified or Tier 1 emission certified (U.S. and EU) are covered in a separate operators manual, OMRG25204. NOTE: This manual covers engines provided to OEM (Outside Equipment Manufacturers). For engines in Deere machines, refer to the machine operator’s manual. All Tier 2 engines built in Saran (CD prefix) are serial number (800,000 - ) 2 Two exceptions:

The 4045HF475 and 6068HF475 for generator applications at 1500 rpm are still emission non-certified. OURGP11,000021C –19–15OCT03–2/2 021604 PN=3

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