FUTABA Groovy 90 3A Instruction Manual page 9

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14
Main Wing
Screw
PM3x25mm
1
Screw
PA3x25mm
1
Washer
d3 x D7mm
2
Top View
2.5mm
Step 3. Make sure the wings are resting against the fuselage tightly. Locate the pre-drilled 2.5mm hole at
top of left wing, and drill along with 2.5mm drill bit until it passes through the w i n g t u b e . A p p l y t h e PA 3
x 2 5 m m s e l f - t a p p i n g s c r e w.
Note : It is recommended that the wing tube stays with the left wing. Removal of the wings could be achieved by
removing the right wing machine screw, the right wing then the left wing with wing tube. If removal of wing tube
from left wing is also required, it is recommended that instead of applying self-tapping screw in step 3, you pre-tap
with M3 thread cutter and apply M3 machine screw.
A180R1103
Step 1. Insert the aluminum wing tube with the pre-drilled hole end into the right wing. Align
the lines marked at the wing root and wing tube, then apply the PM3 x 25mm machine screw
through the pre-drilled hole on top of the wing. ( please confirm the alignment of the hole by
putting a 2.5mm diameter rod through the pre-drilled wing hole before applying the screw )
The hole on the wing tube is pre-threaded, do not over tighten the PM3 screw, the set up is for
future removal of the wing.
Wing Tube
D22x727mm
Step 2. Install the right wing to the fuselage by inserting the wing tube (now attached to the right
wing) through the fuselage, then install the left wing.
d3 x D7mm
PA3x25mm
Washer
Left
PM3x25mm
d3 x D7mm Washer
≈301mmm
P.8
Lead to Aileron Servo
Right

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