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Construction options, Bolt-on wing option – Carl Goldberg GPMA0955 EAGLE 2 User Manual

Page 33

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CONSTRUCTION OPTIONS

BOLT-ON WING OPTION

Materials not included;
Two 1/4"x 20 nylon wing bolts (CG #585)
1/4" dia x 3" wood dowel
Two 1/2" x 5/8" x 2" hardwood blocks (fuselage mounting)
Two 5/8" x1"x 1-5/8" balsa blocks (wing filler block)
One 1/4x20 tap
Klett Safety Driver (CG#610)

NOTE: A Bolt-On wing looks neat and clean, but is more likely to be
damaged in a crash than a rubber-banded wing.

MAKE THE FOLLOWING PARTS:

Using the full-size templates on Wing Plan Sheet 2 as a guide, make:

Two 1/8" balsa Number 1 Ribs.
Two 1/8" plywood Number 1 Ribs (out from fuselage scrap).

Refer to drawing at left for dimensions and make:

Two balsa Wing T.E. Filler Blocks.

Refer to drawing at left and make:

Two hardwood Fuselage Bolt Blocks

Wing Procedure (substitute the modifications below where applicable).

1.

For Bolt-On wing there are only two part changes,
instead of the 5/64" die-cut No. 1 Ribs, use the new 1/8"
balsa No. 1 ribs. Balsa filler blocks must be glued inside
the wing at the Trailing Edge. The instructions will
remind you when to add these parts.

2.

After wing is completely assembled, cut a 1/4" wide
opening through the bottom sheeting for the 1/4" diam-
eter wing dowel. Glue dowel into wing and glue wedge
shaped filler between dowel front and bottom sheeting.

3.

Cut two 1/8" wide slots through wing bottom sheeting on
either side of dowel location. Apply epoxy or Slow Jet to
side and top edges of 1/8" plywood rib, and slide it into
position next to rib 1 and dowel. Glue remaining rib to
opposite side.

Glue scrap 2-1/2" wide nylon fabric around dowel and
ply ribs up around wing bottom.