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Old March 1st 08, 12:23 AM posted to rec.aviation.soaring
Steve Koerner
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Posts: 430
Default Grounding of control tubes/cables

On my '27 there is a bond wire connecting between the front tow hook,
the rudder pedal assembly and the control column assembly. Then the
bond wire heads south behind the seat where I suspect it is connected
to the aft tow hook.

I'm thinking that the bond wire is not so much about protecting the
structure as it is about protecting the gooey dielectric that
interconnects between the rudder pedals and the control column and the
tow release while on tow. Providing some level of easily achieved
protection for the gooey dielectric might ultimately be effective in
protecting the structure as a whole when a lightning strike is not
exceedingly energetic.

Cowering into as small a target as possible and not holding onto any
controls that don't need to be held onto has always seemed like a
sensible strategy to me. Of course, not flying near to lightning
activity is also a sensible strategy when that is feasible.