NOISE EMISSION CONTROL Noise Control System - Maintenance Log 5 (03/17) Y53-6077-1B1 5-129 Component Recom- mended Interval (Miles) Date & R.O. No. Repair Facility & Location Work Performed Date & R.O. No. Repair Facility & Location Work Performed Exhaust System Routing Integrity 25,000 Shutters Shrouds 25,000 Hood Insulation Blanket 10,000 Engine Mounted Hose Insulators Fasteners 10,000 Inner Fender Shields 50,000 Cab Skirts Fasteners 50,000 Air Intake System Integrity Element 5,000