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Maintenance Tips

As fleets move forward with clean diesel projects, some important technical points regarding fleet maintenance should be considered. The guidance below is based on lessons learned from existing EPA clean diesel projects.

Maintenance Practices

Good maintenance practices are necessary to achieve low emissions and optimal fuel economy. Recommended actions for maintenance practices include:

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Retrofit Technology Considerations

Some retrofit systems such as crankcase emission control systems and diesel particulate filters (DPFs) may require periodic maintenance. Be sure to document and monitor this maintenance. Work with your technology supplier to have an adequate supply of replacement items such as disposable crankcase and fuel filters. Remember that:

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Fuels Practices

When switching to a different fuel, it is recommended that you:

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