Wednesday, 20 January 2016

Elevator surfaces

Today I installed the elevator surfaces on the h-stab. First I cleaned up the gap seals and the lubricated them using lithium grease. I glued the seals outboard of the strap hinges to the stab so that they don't slide off in flight. I used one bead of Permatex weatherstrip adhesive for that. The two bolts on the pictures are the AN4-17A going through the strap hinges.


I installed two new KP4 bearings to the root of the elevator surfaces and then fitted the surface in place:


The lithium grease greatly reduced the friction when moving the elevator. Before that, it used to make the sound of an old door cracking. Now it's quiet and smooth.

Next time I plan to install the rudder surface and tail wires!

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