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Introduction
DPSG,CD03523,1 –19–01JUL99–1/1
THIS MANUAL COVERS the following engines for
generator sets:
ENGINE FAMILY ENGINE MODEL
300-SERIES CD3029DF128
CD4039DF008
CD4039TF008
POWERTECH
CD4045DF158
CD4045HF158
CD4045TF158
CD4045TF258
CD6068HF158
CD6068TF158
CD6068TF258
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.
THIS MANUAL SHOULD BE CONSIDERED a
permanent part of your engine and should remain with
the engine when you sell it.
MEASUREMENTS IN THIS MANUAL are given in
metric. Use only correct replacement parts and
fasteners. Metric and inch fasteners may require a
specific metric or inch wrench.
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
or machine.
RIGHT-HAND AND LEFT-HAND sides are determined
by standing at the drive or flywheel end (rear) of the
engine and facing toward the front of the engine.
SETTING FUEL DELIVERY beyond published factory
specifications or otherwise overpowering will result in
loss of warranty protection for this engine.
Information relative to emissions regulations
Depending on final destination, this engine can meet
the emissions regulations according to the US
Environmental Protection Agency (EPA), California Air
Resources Board (CARB) and for Europe, the
Directive 97/68/EC relating the measures against the
emissions of gaseous and particulates pollutants from
internal combustion engines. In this case an emission
label is stuck on the engine.
Emission regulations prohibit tampering with the
emission-related components listed below which would
render that component inoperative or to make any
adjustment on the engine beyond published
specifications. It is also illegal to install a part or
component where the principal effect of that
component is to bypass, defeat, or render inoperative
any engine component or device which would affect
the engine conformance to the emissions regulations.
To summarize, it is illegal to do anything except return
the engine to its original published specifications.
List of emission-related components:
• Fuel injection pump
• Intake manifold
• Turbocharger
• Charge air cooling system
• Piston
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.
POWERTECH is a trademark of Deere & Company
112699
PN=2