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The Great Static Wick Fraud
The story you are about to read (perhaps) actually happened. It just seemed
so trivial in respect to other things going on in my life that I have previously neglected to report that: In preparation for an extended trip to the great Pacific Northwest, I felt it prudent to take an IPC. You just never know when the weather is going to suck in Oregon and Washington. A colleague is a CFII, the owner of a C421, not to mention a USAF reservist recently home from Iraq. Thank you, Randy, for your service, and by the way would you mind making sure that I won't kill myself between here and Portland? Middle of August, I called up Randy and asked him if he wouldn't fly with me and check me out. During the preflight I noticed a piece of debris on the pavement at my tiedown. I think I even pointed it out to Randy and joked about the poor ******* whose airplane must be falling apart. Of course I assumed that it was debris from someone else's airplane. We went out and flew for a couple hours, I passed my IPC, and all was well. A couple days later, I was preflighting my airplane for the flight from Palo Alto to Eugene (3.5 hours or so) and I noticed the same piece of debris. This time, for whatever reason, I picked it up and realized that it was my own left inboard static wick. Now while the wick itself is designed to be screwed into a threaded socket, this piece of FOD was more complex.... In my hand I was holding not just the static wick but the wick and the threaded socket, and part of a 1/4 inch aluminum bracket. The whole thing is supposed to be riveted to the aileron. But it's broken off right at the trailing edge of the aileron. When I looked closely, there was a big wad of what looked like plastic model cement, probably epoxy, right at the shear point! Conclusion: At some point in the history of my airplane, someone managed to break off one of my static wicks (probably with their forehead). Unwilling to admit their mistake and fix the problem correctly, they GLUED the static wick back onto the aileron with no electrical connection. I never even noticed until the thing eventually fell off entirely. Even then, the best evidence of the crime was due to the fact that the wick fell off right there at my parking spot and not somewhere 9000 feet over the Central California farmland. Clearly it wasn't an act of vandalism. The "repair" was deliberate and took some time to effect. This must have happened at some shop or FBO, or perhaps it's been like that ever since I bought the airplane! I've owned this airplane for 3.5 years, and I think I do pretty reasonable preflights, and this one just completely blindsided me. Wow. |
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In article ,
Craig Prouse wrote: In preparation for an extended trip to the great Pacific Northwest, I felt it prudent to take an IPC. You just never know when the weather is going to suck in Oregon and Washington. This week we're importing weather from the LAX basin area. Mid 90s, haze so thick you have to factor it into density altitude calculations, and visibility low enough to get the AWOS off the "10SM" peg. -- Ben Jackson http://www.ben.com/ |
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#4
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This might not be as ugly a story as you think.
Control surfaces are carefully balanced to avoid destructive flutter at higher speeds. If you even repaint one, you have to have it rebalanced. A missing static wick would have more effect on balance than just differences in thickness of paint. Since one missing wick wouldn't seriously compromise performance even in IMC, it would be reasonable to glue one on temporarily to preserve balance until a permanent repair could be made. (That's reasonable, not "legal", "smart", "honest", or "ethical") Perhaps someone did this and then forgot about it. Dumb, but less sinister. The important thing is to remember that a missing static wick on a control surface can cause you much more serious problems than static. It could tear the control surface off if you let the speed get too high. |
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