Installation of Exhaust Spark Arrestors and Exhaust Purifiers (Catalytic Mufflers) on Non-Aircraft Engines). 8.34.3. Vehicle operators inspect spark arrestors before each daily use and clean them if there is an excess of carbon particles.
Installation of Exhaust Spark Arrestors and Exhaust Purifiers (Catalytic Mufflers) on Non-Aircraft Engines).8.34.3. Vehicle operators inspect spark arrestors before each daily use and clean them if there is an excess of carbon particles.