Wednesday, October 7, 2015

Seats, longerons

The longeron dies have arrived, but before starting back on the longerons I wanted to complete the seats. The seats were riveted together as per plans and hinge pins made. I then installed them in the fuselage.  They are all complete except for the safety wire as per plans. I will installed that after I paint the seats.

Then a return to longerons. I tried the 6 lb soft face hammer that I ordered to open the angle.  It seems to work but very slowly. I picked up a metal pipe coupler as some had suggested in my readings to try that. I place the coupler along with the longeron and extra angle in a vise to open the angle.  This worked fairly well.  The angle was opened. I then twisted it as per plans with a crescent wrench. The longeron dies were used to make the bend. This worked very well and I am glad I purchased them.  The angle at the aft end was bent and a portion of the end was trimmed for optional weight savings.

I then matched the bend of the longeron to the bend of the canopy deck. I begin match drilling the holes from the canopy deck to the longeron.

Time: 2.5 hrs

Seat backs installed

Seat backs installed

Opening angle of longeron

Longeron die

Matching bend of longeron to canopy deck

Longeron matched to canopy deck

Corner removed for optional weight savings.












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