
Wing Rib Prep – Part 5
Finished up trimming, match-drilling, and deburring -03 and -04 ribs. Still need to rivet. -08 and -09 forward root ribs completed Hours Worked: 2.53
Build Log for Sonex 0849B

Finished up trimming, match-drilling, and deburring -03 and -04 ribs. Still need to rivet. -08 and -09 forward root ribs completed Hours Worked: 2.53

Determined pre-existing -06 and -07 gussets were from outdated plans and needed to be scrapped. New -06 and -07 gussets cut, drilled, and bent from template using scrap .025 sheet. Finished trimming -01 and -02 forward ribs and clecoed to…

Mockup assembly of aft ribs, center spacers, and web spacers to spars and all pilot holes drilled through components. Creation of “skin simulators”. Need to check rib position yet. RH aileron bell crank assembly lubricated with white lithium. Hours Worked:…

Finished up drilling and riveting gussets to aft ribs #1 – #4. W16 complete! Hours Worked: 1.70

Used Loctite 638 retaining compound to hold Symmco bearings into place; worked very well. Assembled together angles to create pivot assembly then added -10 bell crank assembly and completed final riveting onto -01R to complete #9 rib assembly. Will let…

Began up drilling -01 through -04 ribs with gussets and finished riveting cut end of -01L Hours Worked: 1.05

Drilling of holes in -13L/R and -14L/R vertical channels. Both -10 bell crank assemblies created. Two washers per assembly needed to get castle nut aligned properly. Completed -01L including final riveting and lubrication of pivot with white lithium grease. -08…

Machined -06 and -07 angles from template and press fit Symmco bearings to create -02L assembly. (8) -09 clips cut from Z01-03 stock, drilled and completed, and -13/-14 channels cut (but not yet drilled). Hours Worked: 3.75

Cut new blanks for -03 and -04 and cut out angles. Mated together angles and up drilled bolt hole through -05 spacer block. Symmco bushings are just a little loose in holes so will need to apply Loctite 638 before…

Cut blanks and made templates for -03, -04, -06, and -07 angles. Made an error drilling holes for -03 and -04 angles and will need to scrap angles and create two more blanks Hours Worked: 2.67

Inventory of Aircraft Spruce order and installation of the final rig plate bolt in the RH spar. W08 now complete Hours Worked: 0.74