CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 86—CONTROL OF EMISSIONS FROM NEW AND IN-USE HIGHWAY VEHICLES AND ENGINES > SUBPART P—Emission Regulations for Otto-Cycle Heavy-Duty Engines, New Methanol-Fueled Natural Gas-Fueled, and Liquefied Petroleum Gas-Fueled Diesel-Cycle Heavy-Duty Engines, New Otto-Cycle Ligh > 86.1522—Carbon monoxide analyzer calibration.

86.1522—Carbon monoxide analyzer calibration.

(a) Initial check. (1) Follow good engineering practice for instrument start-up and operation. Adjust the analyzer to optimize performance on the range specified in § 86.1511-84(a)(1).
(2) Calibrate the analyzer with the calibration gas specified in § 86.1514-84.
(3) Adjust the electrical span network such that the electrical span point is correct when the analyzer reads the calibration gas correctly.
(4) Determine that the analyzer complies with the specifications in § 86.1511-84.
(b) Periodic check. Follow paragraphs (a) (1), (2), and (3) of this section as specified by § 86.1516-84(b). Adjust or repair the analyzer as necessary.

Code of Federal Regulations

[48 FR 52252, Nov. 16, 1983. Redesignated at 73 FR 37194, June 30, 2008]