Code of Federal Regulations (Last Updated: November 8, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter C - Air Programs |
Part 86 - Control of Emissions from New and in-Use Highway Vehicles and Engines |
Subpart N - Exhaust Test Procedures for Heavy-duty Engines |
§ 86.1327-98 - Engine dynamometer test procedures; overview.
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Link to an amendment published at 79 FR 23704, Apr. 28, 2014.
Section 86.1327-98 includes text that specifies requirements that differ from §86.1327-96. Where a paragraph in §86.1327-96 is identical and applicable to §86.1327-98, this may be indicated by specifying the corresponding paragraph and the statement “[Reserved]. For guidance see §86.1327-96”.
(a) through (d)(3) [Reserved]. For guidance see §86.1327-96.
(d)(4) Additional accessories (e.g., oil cooler, alternators, air compressors, etc.) may be installed or their loading simulated if typical of the in-use application. This loading shall be parasitic in nature and, if used, shall be applied during all engine testing operations, including mapping. The accessory work performed shall not be included in the integrated work used in emissions calculations.
(d)(5) through (f) [Reserved]. For guidance see §86.1327-96.
[62 FR 47130, Sept. 5, 1997]