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  • Chapter 9: Aircraft Electrical System › Exterior Lights › Wing Inspection Lights

    These lights, operated by a separate switch from the main taxi lights, illuminate the area immediately in front of and below the aircraft nose. Figure 9-179. Taxi lights. Figure 9-180. Taxi light circuit. Wing Inspection Lights Some aircraft ... flight deck. Some wing inspection light systems may include or be supplemented by additional lights, sometimes called nacelle lights, that illuminate adjacent areas, such a cowl flaps or the landing gear. These are normally the same type of lights…

  • Chapter 6: Aircraft Weight & Balance › Other Considerations

    such items as spoilers, slats, flaps, and helicopter rotor systems is an important factor when weighing an aircraft. Always refer to the manufacturer’s instructions for the proper position of these items. Other Considerations Inspect the aircraft to see that ... empty. Replace all inspection plates, oil and fuel tank caps, junction box covers, cowling, doors, emergency exits, and other parts that have been removed during maintenance. All doors, windows, and sliding canopies should be in the normal flight position. Remove…

  • Chapter 6: Lubrication & Cooling Systems › Engine Cooling Systems › Reciprocating Engine Cooling System Maintenance

    Reciprocating Engine Cooling System Maintenance The engine cooling system of most reciprocating engines usually consists of the engine cowling, cylinder baffles, cylinder fins, and some use a type of cowl flaps. In addition to these major units, there are also ... some temperature-indicating systems, such as cylinder head temperature, oil temperature, and exhaust gas temperature. The cowling performs two functions: 1. It streamlines the bulky engine to reduce drag. 2. It forms an envelope around the engine that forces…