November 18, 2019

Wing Top Skins Riveting

Last weekend I riveted the upper skins on the left wing. As I did when clecoing the skins in place, I started riveting onto the strongest parts first (4mm rivets into the main spar cap), then ribs, then stringers. When pulling these blind rivets, it leaves an open hole that …

Prepping More Wing Ribs

I spent about 4 hours over the last 2 days preparing a bunch more ribs for the wings. You can see page 9 of the manual in this picture, which is where all these ribs (and more) are required. I still need to prime the edges. We’ve had an unusual …

Trimming Rivets

Working on the elevator trim tab now, and the instructions call for removing 4mm from the rivet body. Of course, the engineer in me insisted on a precise way to do this with a 3D-printed tool to hold a bunch of the rivets and then run them under my 3-axis …

Primer test

Before I decided to buy a kit plane, I had no idea that there were so many choices for priming metal parts (or even to prime at all!). But given the New England weather, I decided I’m going to prime mating surfaces. I’m going with SEM Self Etching Primer for …