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Carl Goldberg GBGA1088 User Manual

Page 25

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25

Cowl Mounting

1. † Collect the following items.

(1) Cowl

(4) 4-40 x 1” Socket Head Bolt
(4) #4 Washer

(4) 1/4” pieces silicone tubing

(1) 4” x 12” Clear Plastic

2. † Place the 4” x 12” plastic strip so that it is sit-

ting on top on the engine just past the cylinder

head.

†

Tape the plastic to the fuselage at the very end

with masking tape.

†

Mark a outline around the cylinder head and

you exhaust pipe.

†

Make a mark where the back of the plastic is

sitting on the fuselage.

†

Un-tape the plastic sheet from the fuselage

and cut out the plastic where you marked for

the engine.

2. † Unscrew the engine from the motor mounts.

†

Place the cowl on the fuselage and fasten

using the 4-40 x 1” bolts and washers.

†

Re-tape the clear plastic sheet on the marks

that you made on the fuselage.

†

Make a mark where the cut out is on the cowl.

†

remove the cowl and cut out the openings.

NOTE: Start with small openings then slowly

increase the size till the cowl fits.

3. † Use the same method to locate the holes for

the needle valve and any other openings you
need.

Servo Installation

1.

Collect the following items.
(1) 8mm x 17” wooden dowel
(2) pieces of 1/2” shrink tubing
(1) 5/32” x 19” nylon tubing
(2) 2-56 x 7-1/2” pushrods threaded one end
(1) 2-56 x 6” pushrod threaded one end
(1) 2-56 x 20” pushrod threaded one end.
(1) remainder of pull-pull cable from flying

wires

(4) cable swages(brass tubing)
(4) 2-56 rigging couplers
(8) 2-56 golden clevis
(8) clevis clips
(1) pushrod connector

You will need 7 servos for the plane. we

recommend a standard servo on the throttle and 4

standard servos are ok for the ailerons. The elevator

and rudder needs a 100oz of more servo. We used the

Futuba S9151 which is 132 oz.