Carl Goldberg GBGA1053 - Manual (Page 15)

Align Marks
REMEMBER, the following pictures and instruc-
tions may vary slightly, depending on the equipment
you are using.
2. Using the alignment marks, center the motor
mount on the firewall and tack glue.
3. Drill a pilot hole through the motor mount,
using a 1/8” drill bit.
Remove the motor mount and re-drill the
holes, using a 5/32” drill bit.
4. Install the motor mount blind nuts into the the
back of the firewall with the 6-32 x 3/4” sock-
et head screws and the #6 washer.
NOTE: The top left blind nut may rub on the hori-
zontal former. When the motor mount is
installed, tighten this blind nut down last.
5. Using the 6-32 x 3/4” socket head screws,
install the motor mount onto the firewall.
Check to see that all of the alignment marks
on the motor mount match the marks on the
firewall.
You may wish to put thread lock on the
screws at this time.
7. Using the drill, lightly mark the locations of
the engine mounting holes.
Set the engine aside and, using the 5/32”
drill bit, finish drilling the holes.
6. Place the engine on the motor mount, mak-
ing sure the propeller drive plate is 5-5/8”
away from the firewall.
8. Replace the engine on the motor mount and
install the engine using the #8 x 1” screws.
Elevator Servo Installation
1. Collect the following items:
(2) 2-1/4 x 3/8 x 1” servo block
(3) Radio servo
(12) Servo mounting screw
2. Make sure the servos fit snuggly in the servo
tray.
3. Glue the servo blocks at each end of the
middle servo hole.
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