Title 40

PART 91 SUBPART E

Subpart E - Gaseous Exhaust Test Procedures

• 42 U.S.C. 7401-7671q.
• 61 FR 52102, Oct. 4, 1996, unless otherwise noted.

40:22.0.1.1.5.5.1.1	SECTION 91.401	91.401 Scope; applicability.
40:22.0.1.1.5.5.1.2	SECTION 91.402	91.402 Definitions.
40:22.0.1.1.5.5.1.3	SECTION 91.403	91.403 Symbols and abbreviations.
40:22.0.1.1.5.5.1.4	SECTION 91.404	91.404 Test procedure overview.
40:22.0.1.1.5.5.1.5	SECTION 91.405	91.405 Recorded information.
40:22.0.1.1.5.5.1.6	SECTION 91.406	91.406 Engine parameters to be measured and recorded.
40:22.0.1.1.5.5.1.7	SECTION 91.407	91.407 Engine inlet and exhaust systems.
40:22.0.1.1.5.5.1.8	SECTION 91.408	91.408 Pre-test procedures.
40:22.0.1.1.5.5.1.9	SECTION 91.409	91.409 Engine dynamometer test run.
40:22.0.1.1.5.5.1.10	SECTION 91.410	91.410 Engine test cycle.
40:22.0.1.1.5.5.1.11	SECTION 91.411	91.411 Post-test analyzer procedures.
40:22.0.1.1.5.5.1.12	SECTION 91.412	91.412 Data logging.
40:22.0.1.1.5.5.1.13	SECTION 91.413	91.413 Exhaust sample procedure - gaseous components.
40:22.0.1.1.5.5.1.14	SECTION 91.414	91.414 Raw gaseous exhaust sampling and analytical system description.
40:22.0.1.1.5.5.1.15	SECTION 91.415	91.415 Raw gaseous sampling procedures.
40:22.0.1.1.5.5.1.16	SECTION 91.416	91.416 Intake air flow measurement specifications.
40:22.0.1.1.5.5.1.17	SECTION 91.417	91.417 Fuel flow measurement specifications.
40:22.0.1.1.5.5.1.18	SECTION 91.418	91.418 Data evaluation for gaseous emissions.
40:22.0.1.1.5.5.1.19	SECTION 91.419	91.419 Raw emission sampling calculations.
40:22.0.1.1.5.5.1.20	SECTION 91.420	91.420 CVS concept of exhaust gas sampling system.
40:22.0.1.1.5.5.1.21	SECTION 91.421	91.421 Dilute gaseous exhaust sampling and analytical system description.
40:22.0.1.1.5.5.1.22	SECTION 91.423	91.423 Exhaust gas analytical system; CVS grab sample.
40:22.0.1.1.5.5.1.23	SECTION 91.424	91.424 Dilute sampling procedure - CVS calibration.
40:22.0.1.1.5.5.1.24	SECTION 91.425	91.425 CVS calibration frequency.
40:22.0.1.1.5.5.1.25	SECTION 91.426	91.426 Dilute emission sampling calculations.
40:22.0.1.1.5.5.1.26	SECTION 91.427	91.427 Catalyst thermal stress resistance evaluation.
40:22.0.1.1.5.5.1.27.16	APPENDIX Appendix A	Appendix A to Subpart E of Part 91 - Tables
40:22.0.1.1.5.5.1.27.17	APPENDIX Appendix B	Appendix B to Subpart E of Part 91 - Figures

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