Code of Federal Regulations (Last Updated: November 8, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter C - Air Programs |
Part 91 - Control of Emissions from Marine Spark-Ignition Engines |
Subpart E - Gaseous Exhaust Test Procedures |
§ 91.418 - Data evaluation for gaseous emissions.
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§ 91.418 Data evaluation for gaseous emissions.
For the evaluation of the gaseous emissions recording, record the last two minutes of each mode and determine the average values for HC, CO, CO2, and NOX during each mode from the average concentration readings determined from the corresponding calibration data.