Continued Sect 9-04 w/ Step 4 & 5. Drilled 2 holes in end of Trim Tab Hinge while designating one Aft and other Fwd half. Sect 9-05 Step 1&2: Drilled 2 holes in Left Front Spar at 3/8" and 5/8" using Uni-Bit (tested/practised 1st w/ drill press on sample alum since 1st time doing this procedure). Cleco'd Left and Right Front Spars to Bottom Elevator Skins.
Right side shown |
Sect 9-06 Steps 1-4: Assembled Ribs to Front Spar & Bottom Skins, along with Rear Spar and Root Rib. Also added Gussets and Shear Clips. Left side has more w/ doubler, etc for Trim actuator mounting.
Left side with Trim Tab mounting, etc. |
Sect 9-07 Steps 1-3: Positioned precisely Fwd 1/2 piano Trim Tab Hinge. Match Drilled #40 with extra care to insure aligned...1st with clamps, replacing with clecos as hole drilled. Trimmed excess length of hinge.
Trial re-attach Aft Hinge ...perfect alignment since pin slips in easily. |
Step 4: Cleco & Clamped Aft 1/2 Hinge to Trim Tab Spar. Ready to match drill tomorrow.