Build Log for Sonex 0849B
Trimmed about 0.125″ from both outside edges of gear leg fairings for better clearance of fuselage and wheel plates. Marked location for brake line notches and cut out space for brake lines. Attached both gear leg fairings to main gear…
Removed existing steel fuel vent to rework due to poor fitment. Used 1/4″ OD aluminum tubing instead as it is easier to work and bend. Essentially followed same path as previous vent with better routing. Added Adel clamp (temporarily) along…
Rough sanded aft edge of upper cowl then pinned into place on fuselage. Further sanded cowl on fuselage to get spacing correct. Removed upper cowl and sanded transition line with 120 grit. Removed lower cowl to trim prop hub area…
Attached D-sub connector to roll servo wires then installed servo onto fuselage floor. Attached aileron servo push rod and verified servo arm did not contact over center bracket. Roughed in location of pitch servo and marked bracket location on floor.…
Removed lower cowl from fuselage and removed hinges and clecoes. Rough sanded new work with 60 then 120 grit; transition mostly okay with just a few low spots to fill in. Reinstalled lower and upper cowl onto aircraft. Marked prop…
Attached roll servo pushrod to LH control stick frame per Dynon instruction sheet. Trialed rough location for roll servo under RH side of forward seat pan and verified clearance and freedom of movement. Transferred mounting hole location to fuselage floor…
Fine sanded upper cowl with 240 grit to see if latest application of micro filled in low spots; overall looks good. Will try to use some high build primer to help with pin holes but overall upper cowl looks good.…
Due to exhaust tunnel interference, removed oil separator from firewall and fabricated bracket out of scrap aluminum angle to move cannister up about 1.25″. Reinstalled oil separator and reconnected vent line. Hours Worked: 1.15
Bent exhaust tunnels and outlet lips from firewall forward kit blanks. Made flange tool out of scrap phenolic. Bent tunnel sides using bending brake then bent mounting flanges using homemade flange tool. Aligned exhaust tunnels onto newly cut cowl openings…
Removed upper cowl from lower cowl again and began sanding upper cowl. Started with 60 grit and moved up to 240 grit sandpaper to better blend transition area. Finished sanding with upper cowl mocked up onto lower cowl to better…
After allowing epoxy to cure, used 60 grit sandpaper and hand sanding block to rough shape cowl curvature and knock down spatter and high spots. Tried to focus on transition areas between existing cowl and new work to make transition…
Placed 1.125″ Adel clamps around LH landing gear leg and marked approximate mounting hole position on gear leg fairing. Removed fairing and drilled mounting hole in fairing. Temporarily bolted fairing to landing gear leg to mark second mount hole location…