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Balancing – Carl Goldberg GBGA1041 User Manual

Page 16

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2. † Slide the wing tube into one of the wing

halves.

†

Slide the tube thru the fuselage.

†

Slide the second wing half onto the wing tube

coming out of the fuselage side.

†

Push the two wing halves together till they are

tight against the fuselage side.

†

Bolt the wing to the fuselage using a 1/4-20

nylon bolt.

HATCH & CANOPY

1. † Gather the following items

(1) Canopy Hatch
(4) 4-40 x 1/2” Socket Head Bolt
(4) #4 Washer
(1) Canopy

†

Place wax paper.between the hatch and the

fuselage.

†

Using the 4-40 x 1/2” bolts and washers,

mount the hatch to the top of the fuselage.

†

Put in place the canopy over the fuselage

hatch.

†

Glue in place using canopy glue..

Balancing

Your model should balance at 5-3/4” to

6-3/4” back from the leading edge of the

wing next to the fuselage. For extreme

3D flying you may want to move the CG

back even farther after you are comfort-
able with the Extra 330. Just remember

that the further back you go the more

sensitive it will become. With extreme

throws the model can get beyond the

ability of novice pilots very quickly.

Start with the controls set at low rate with

the ailerons plus or minus 1/2”, the ele-

vator plus or minus 1” and the rudder

plus or minus 1-1/2”. High rate should be

all you can get.

Good Luck and I hope you enjoy flying

the Extra 330 ARF.