Great Planes Patriot XL Kit - GPMA0450 - Manual (Page 13)

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14. Use a straightedge to make sure R1 is straight
from the LE to the TE and glue in place with thin CA.
Note: R1 will have a few degrees of tilt. This is normal.
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15. Insert the die-cut 1/8" [3.2mm] balsa center web
(CW) into the slot in R1 until the notches line up with the
ribs. Twist into position.
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16. Install the die-cut 1/8" [3.2mm] plywood spar joiner
(SJ) without tabs into the area marked on the plan. Glue in
place using thin CA.
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17. Test fit the 1/8" [3.2mm] die-cut ply spar joiner (SJ)
with tabs. Glue in place with medium CA.
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18. Test fit the top main wing spar and the top aft wing
spar. Glue in place with medium CA.
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19. Locate the die-cut 1/8" [3mm] ply servo tray and
servo tray brace. Align the servo tray with the plan and glue
in place using thin CA. Be sure the servo tray is even with
the rib on the bottom of the wing. Note: If building flaps
install the aileron servo tray the same way.
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