Title 40

PART 91 SUBPART D

Subpart D - Emission Test Equipment Provisions

40:22.0.1.1.5.4.1.1SECTION 91.301
   91.301 Scope; applicability.
40:22.0.1.1.5.4.1.2SECTION 91.302
   91.302 Definitions.
40:22.0.1.1.5.4.1.3SECTION 91.303
   91.303 Acronyms and abbreviations.
40:22.0.1.1.5.4.1.4SECTION 91.304
   91.304 Test equipment overview.
40:22.0.1.1.5.4.1.5SECTION 91.305
   91.305 Dynamometer specifications and calibration accuracy.
40:22.0.1.1.5.4.1.6SECTION 91.306
   91.306 Dynamometer torque cell calibration.
40:22.0.1.1.5.4.1.7SECTION 91.307
   91.307 Engine cooling system.
40:22.0.1.1.5.4.1.8SECTION 91.308
   91.308 Lubricating oil and test fuel.
40:22.0.1.1.5.4.1.9SECTION 91.309
   91.309 Engine intake air temperature measurement.
40:22.0.1.1.5.4.1.10SECTION 91.310
   91.310 Engine intake air humidity measurement.
40:22.0.1.1.5.4.1.11SECTION 91.311
   91.311 Test conditions.
40:22.0.1.1.5.4.1.12SECTION 91.312
   91.312 Analytical gases.
40:22.0.1.1.5.4.1.13SECTION 91.313
   91.313 Analyzers required.
40:22.0.1.1.5.4.1.14SECTION 91.314
   91.314 Analyzer accuracy and specifications.
40:22.0.1.1.5.4.1.15SECTION 91.315
   91.315 Analyzer initial calibration.
40:22.0.1.1.5.4.1.16SECTION 91.316
   91.316 Hydrocarbon analyzer calibration.
40:22.0.1.1.5.4.1.17SECTION 91.317
   91.317 Carbon monoxide analyzer calibration.
40:22.0.1.1.5.4.1.18SECTION 91.318
   91.318 Oxides of nitrogen analyzer calibration.
40:22.0.1.1.5.4.1.19SECTION 91.319
   91.319 NOX converter check.
40:22.0.1.1.5.4.1.20SECTION 91.320
   91.320 Carbon dioxide analyzer calibration.
40:22.0.1.1.5.4.1.21SECTION 91.321
   91.321 NDIR analyzer calibration.
40:22.0.1.1.5.4.1.22SECTION 91.322
   91.322 Calibration of other equipment.
40:22.0.1.1.5.4.1.23SECTION 91.323
   91.323 Analyzer bench checks.
40:22.0.1.1.5.4.1.24SECTION 91.324
   91.324 Analyzer leakage check.
40:22.0.1.1.5.4.1.25SECTION 91.325
   91.325 Analyzer interference checks.
40:22.0.1.1.5.4.1.26SECTION 91.326
   91.326 Pre- and post-test analyzer calibration.
40:22.0.1.1.5.4.1.27SECTION 91.327
   91.327 Sampling system requirements.
40:22.0.1.1.5.4.1.28SECTION 91.328
   91.328 Measurement equipment accuracy/calibration frequency table.
40:22.0.1.1.5.4.1.29SECTION 91.329
   91.329 Catalyst thermal stress test.
40:22.0.1.1.5.4.1.30.14APPENDIX Appendix A
   Appendix A to Subpart D of Part 91 - Tables
40:22.0.1.1.5.4.1.30.15APPENDIX Appendix B
   Appendix B to Subpart D of Part 91 - Figures