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Install the ignition equipment (gas) – Great Planes Edge 540 1.60-43cc Performance Series ARF - GPMA1414 User Manual

Page 27

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27

USE ThE FOLLOwINg IMAgES FOR STEpS 4 AND 5

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4. Thread the 2-56 x 1" [25mm] threaded rod approximately

3/8" [9.5mm] into one end of the nylon inner pushrod. Thread
a nylon ball link onto the other end of the threaded rod. Insert
the inner pushrod into the outer pushrod tube and connect
the ball link onto the carburetor throttle arm. Mark where the
inner pushrod will need to be cut to length.

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5. Remove the inner pushrod tube and cut it to length at

the mark you made and re-install it. Press the ball link onto
the carburetor throttle arm ball. Cut the included .075" x 12"
[1.85mm x 305mm] pushrod to approximately 6" [152mm]
long to make it easy to work with inside the fuselage. Thread
the 6" [152mm] piece of pushrod into the nylon inner pushrod

approximately 1/2" [13mm]. Mark where the 6" [152mm]
pushrod needs to be bent in order to align with the second to
outer hole of the throttle servo arm (be sure that the arm is
positioned so it will open and close the carburetor correctly
when the pushrod is installed). Bend the 6" [152mm] pushrod
at the mark you made and cut off the excess wire 1/4" [6mm]
beyond the bend. Enlarge the second to outer hole of the
throttle servo arm using a 5/64" [2mm] drill bit. Connect the
pushrod to the throttle servo using a nylon FasLink. Test
the operation of the throttle servo and make any necessary
adjustments to the pushrod length.

Install the Ignition Equipment (gas)

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1. Locate the plywood

ignition module mount pieces.

Glue them together as shown and fuel proof the assembly.
Place the mount onto the motor mounting box side that is
opposite the carburetor. Mark the locations for the four
mounting holes. Drill 3/32" [2.4mm] holes at your marks.
Thread a #4 x 1/2" [13mm] screw into each hole and back it
out. Apply a couple drops of thin CA to each hole to harden
the wood. Screw the mount to the firewall using four #4 x 1/2"
[13mm] screws and four #4 flat washers.