3/18/19 2.3 Hours Trimed throttle support bracked for better fix behind instrument bulkhead, Marked comm antenna backing plate fro fuselage roof
3/19/19 1.3 Hours Cut .080" 6160-T4 comm antenna backing plate. Marked and drilled one hole on centerline that is at the aft end of antenna base. Norma handed plate up through fuselage access hole and I clecoed plate into place. Evened clearance from L angeles then marked through previous drilled holes for other two screw holes. Remove plate and using the Rami backing plate as template, back drilled other two holes and marked area for coax connector. Clecoed plate onto top of fuselage. Glory be. Holes matched ones on fuselage drill previously. Will layout rivet pattern tomorrow.
3/20/19 3.2 Hours Layed out rivet pattern on .080" backing plate, 10mm edge ckearance and about 30 mm pitch. Drilled #40 pilot holes. Drilled 13/16" hole for coax connector.