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Carl Goldberg GBGA0040 User Manual

Page 17

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20. ‡ Trim off excess spar material extending beyond

the #15 ribs (wing tip ribs)

21. ‡ Glue trip strip to the #15 ribs, as shown.

‡

Carve and sand balsa tri-strips, so that they

match the top contour of the wing tip ribs.

22. ‡ Still working over the plan, pin down the left

inboard panel.

‡

Slide the right inboard panel up tight next to the

left inboard panel, engaging the joiners with the

spars, as shown above.

23. ‡ Raise up the right inboard panel, supporting it

with the dihedral gauges at the outermost rib

#5 position.

IMPORTANT! The ends stamped “B” must be up.

‡

Examine the center joint for good fit and align-

ment of the L.E., the spars, the joiners, and the

T.E. Adjust as necessary, sanding slightly to

make the pieces fit together.

‡

Temporarily install the clamps to hold the join-

ers tight on the spars.

‡

When satisfied with the fit, pin the wings togeth-

er.

24. ‡ Remove the clamps and insert pins between

the spars and the joiners.

‡

Apply Super Jet™ between the parts and then

remove the pins, allowing the pieces to come

back together. Immediately replace the clamps

to hold the joiners tight on the spars. Let dry

thoroughly.

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