New answers tagged

7

Those are the impact tubes for the fuel metering for the RSA-type fuel injection system: Above is the face of the fuel servo. If you had more light you would have also seen the throttle valve as shown above. When the throttle opens, air rushes in, and the higher pressure in the impact tubes would deliver more fuel. See schematic and description below: ... ...


36

It's the inner liner of a heat muff, either for cabin or carb heat (you can see the engine mount tubes right next to it and that's exactly where I'd expect to see it, and the black pucks behind are part of a nose gear shock absorber). It could be home-made, using threaded rod welded to the inner liner, or maybe it's a manufactured component with the rods ...


9

That appears to be a button, not a trackball. From pg. 17 in a presentation, Active Stick & Throttle for F-35 - Joseph Krumenacker - NAVAIR Flight Controls / JSF Vehicle Systems - 16 October 2008, found here: It is used to engage/disengage stick sensitivity in hover. Inadvertent movement of the stick would disengage the altitude hold. Engaging that S-5 ...


27

I chanced upon the answer in a 2005 Flight Global article when I was looking into a hypothesis that the fairing is made of different materials. The stripe is a flexible joint: Although the fairing is not theoretically designed to carry fuselage loads, Airbus has built the fairing to absorb the inevitable bending loads that will be transferred from the ...


5

It's a heater bus bar. In fact, the Q/A about the sensor loops that you linked has a great example of the same if you scroll to the bottom of the best answer.


18

They aren't "repair patches" themselves, they are repainted areas where some sort inspection and/or repair was done to the underlying structure, that required removal of the paint in the area. What the inspection or repairs were done? Well, you'd have to have been there to know, but the 737 does have a lot of structural inspection requirements ...


Top 50 recent answers are included