§ 90.309 - Engine intake air temperature measurement.

Latest version.

§ 90.309 Engine intake air temperature measurement.

(a) The measurement location must be within 10 cm of the engine intake system (i.e., the air cleaner, for most engines.)

(b) The temperature measurements must be accurate to within ±2 °C.

                    
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§ 90.309 - Engine intake air temperature measurement.

§ 90.309 Engine intake air temperature measurement.