(a) Scope and frequency. For all FID analyzers, calibrate the FID upon initialinstallation. Repeat the calibration as needed using good engineering judgment. For a FID that measures THC, perform the following steps:
CFR 40-1065.360-2014 history
2014CFR 40-1065.360-2014 Protection of Environment. Part1065:Engine-testing procedures. Section1065.360:FID optimization and verification.