E-flite Super Airliner DF ARF - Manual (Page 25)

 4. Drill the outer hole in a servo arm using a 5/64"
(2mm) drill bit. Attach the pushrod connector to
the servo arm using a 2mm nut and threadlock.
 5. Turn the radio system on and attach the servo
arm to the elevator servo, center the elevator trim,
and ensure the sub trim is zero.
 6. Slide the elevator pushrod wires through the
pushrod connector. Center the elevators and
secure the wires using the 3mm setscrew.
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