Yanmar BY series Especificações descarregar pdf (Página 58)

EPA MAINTENANCE

REQUIREMENTS

To maintain optimum engine performance

and compliance with the Environmental

Protection Agency (EPA) Regulations for

Engines, it is essential that you follow the

Periodic Maintenance Schedule on page

54 and the Periodic Maintenance

Procedures on page 59.

EPA Requirements for USA and

Other Applicable Countries

The following are the requirements for the

EPA. Unless these requirements are met,

the exhaust gas emissions will not be within

the limits specified by the EPA.

See Conditions to Ensure Compliance with

EPA Emission Standards on page 52.

Clean or replace the air cleaner element if

the air intake restriction exceeds the

referenced specifications.

EPA Requirements

The EPA emission regulation is applicable

only in the USA and other countries that

have adapted the EPA requirements in part

or in whole. Determine and follow the

emission regulations in the country where

your engine will be operating to assist you in

specified compliance.

Conditions to Ensure

Compliance with EPA Emission

Standards

The following are the conditions that must be

met in order to ensure that the emissions

during operation meet the EPA standards.

The operating conditions should be as

follows:

• Ambient temperature: -20˚ to +40˚C

(-4˚ to +104˚F)

• Relative humidity: 80% or lower

• Permissible value for intake negative

pressure: 204 mmAq (8 in.Aq) or lower

• Permissible value for exhaust back

pressure: 1999 mmAq (78.7 in.Aq) or

lower

The diesel fuel should be:

• ASTM D975 No. 1-D or No. 2-D, or

equivalent (minimum of cetane No. 45)

The lubricating oil should be:

• Type API, Class CD or higher

Be sure to perform inspections as outlined

in Periodic Maintenance Procedures on

page 59 and keep a record of the results.

Pay particular attention to these important

points:

• Replacing the engine oil

• Replacing the engine oil filter

• Replacing the fuel filter

Note: Inspections are divided into two

sections in accordance with who is

responsible for performing the inspection:

the user or the maker.

PERIODIC MAINTENANCE

52 6LPA Series Operation Manual

© 2007 Yanmar Marine International

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