SUBPART E—Gaseous Exhaust Test Procedures (§91.401 to §91.427)
- 91.401—Scope; applicability.
- 91.402—Definitions.
- 91.403—Symbols and abbreviations.
- 91.404—Test procedure overview.
- 91.405—Recorded information.
- 91.406—Engine parameters to be measured and recorded.
- 91.407—Engine inlet and exhaust systems.
- 91.408—Pre-test procedures.
- 91.409—Engine dynamometer test run.
- 91.410—Engine test cycle.
- 91.411—Post-test analyzer procedures.
- 91.412—Data logging.
- 91.413—Exhaust sample procedure—gaseous components.
- 91.414—Raw gaseous exhaust sampling and analytical system description.
- 91.415—Raw gaseous sampling procedures.
- 91.416—Intake air flow measurement specifications.
- 91.417—Fuel flow measurement specifications.
- 91.418—Data evaluation for gaseous emissions.
- 91.419—Raw emission sampling calculations.
- 91.420—CVS concept of exhaust gas sampling system.
- 91.421—Dilute gaseous exhaust sampling and analytical system description.
- 91.423—Exhaust gas analytical system; CVS grab sample.
- 91.424—Dilute sampling procedure—CVS calibration.
- 91.425—CVS calibration frequency.
- 91.426—Dilute emission sampling calculations.
- 91.427—Catalyst thermal stress resistance evaluation.