Illinois Administrative Code (Last Updated: March 27, 2024) |
TITLE35. ENVIRONMENTAL PROTECTION |
PART276. PROCEDURES TO BE FOLLOWED IN THE PERFORMANCE OF INSPECTIONS OF MOTOR VEHICLE EMISSIONS |
SUBPARTF. EQUIPMENT MAINTENANCE AND CALIBRATION |
§276.601. Steady-State Idle Test Equipment Maintenance
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All operators of exhaust gas analyzers shall conduct a preventive maintenance and quality control program consisting of the following elements:
a) an HC hang-up check conducted prior to each test and after the last test of the day; HC hang-up shall not exceed 20 ppm HC prior to any test;
b) visual inspection of all equipment prior to the first test of the day;
c) performance of analyzer preventative maintenance (e.g., filter replacement, inspection and cleaning of probes, sample lines, water traps, etc.) according to manufacturer's recommended schedules and as needed; and
d) all calibration and operating procedures specified in Section 276.602.
(Source: Amended at 22 Ill. Reg. 18867, effective September 28, 1998)