Great Planes P-51 Mustang GP/EP ARF - GPMA1205 - Manual (Page 14)

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10. Install the throttle servo onto the throttle servo tray using
the hardware supplied with the servo. The screw-lock pushrod
connector should be inline with the throttle outer pushrod tube.
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11. Install a silicone clevis retainer onto the remaining
pushrod. Insert the pushrod through the throttle outer pushrod
tube and through the screw-lock connector. Connect the
clevis to the throttle arm on the carburetor. Slide the silicone
clevis retainer to the end of the clevis. With the servo arm
still perpendicular to the servo case, rotate the carb barrel by
hand until it is half open. Tighten the set screw in the screw
lock connector and cut away the excess pushrod 1/4" [6mm]
beyond the screw-lock connector. Use the radio system to
test the operation of the throttle making sure the carb properly
opens and closes. Make any adjustments if necessary.
Brushless Motor Installation
The P-51 is designed to be fl own with a .40-.55 two-stroke
glow engine, .70 four-stroke glow engine, or a brushless
outrunner motor. If you have installed a glow engine, skip this
section as it only contains information relevant to installing a
brushless motor.
Be sure to read and understand the instructions that come with
the ESC and motor before attempting to operate the system.
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1. Open up the perforated cool air holes in the fuselage.
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2. Attach the brushless motor mounting box to the fi rewall
using four 6-32 x 3/4" [19mm] screws, four #6 fl at washers,
four #6 lock washers and thread locking compound.